[INFO] cloning repository https://github.com/mmmpa/treeer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmmpa/treeer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmmpa%2Ftreeer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmmpa%2Ftreeer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df131f871c0e09b8d4baae8912c033d079809288
[INFO] testing mmmpa/treeer against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmmpa%2Ftreeer" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmmpa/treeer on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-19/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mmmpa/treeer
[INFO] finished tweaking git repo https://github.com/mmmpa/treeer
[INFO] tweaked toml for git repo https://github.com/mmmpa/treeer written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/mmmpa/treeer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c136c378e5f997c4ffe056e2cea1820134201721e95dd5176e650b7f8262d23
[INFO] running `Command { std: "docker" "start" "-a" "4c136c378e5f997c4ffe056e2cea1820134201721e95dd5176e650b7f8262d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c136c378e5f997c4ffe056e2cea1820134201721e95dd5176e650b7f8262d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c136c378e5f997c4ffe056e2cea1820134201721e95dd5176e650b7f8262d23", kill_on_drop: false }`
[INFO] [stdout] 4c136c378e5f997c4ffe056e2cea1820134201721e95dd5176e650b7f8262d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e649dc4a82dd9613c23e933953d045d14a631a886362ef9d2571566b8e19b6a0
[INFO] running `Command { std: "docker" "start" "-a" "e649dc4a82dd9613c23e933953d045d14a631a886362ef9d2571566b8e19b6a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling json v0.12.1
[INFO] [stderr]    Compiling treeer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `errors`
[INFO] [stdout]  --> src/treeer/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     errors: Errors
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "e649dc4a82dd9613c23e933953d045d14a631a886362ef9d2571566b8e19b6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e649dc4a82dd9613c23e933953d045d14a631a886362ef9d2571566b8e19b6a0", kill_on_drop: false }`
[INFO] [stdout] e649dc4a82dd9613c23e933953d045d14a631a886362ef9d2571566b8e19b6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42c3d2d4d32da339ef3b73a001e7bfb52d3f65f85e09d4b8341b46cd4872e7fa
[INFO] running `Command { std: "docker" "start" "-a" "42c3d2d4d32da339ef3b73a001e7bfb52d3f65f85e09d4b8341b46cd4872e7fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling treeer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `errors`
[INFO] [stdout]  --> src/treeer/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     errors: Errors
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `errors`
[INFO] [stdout]  --> src/treeer/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     errors: Errors
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "42c3d2d4d32da339ef3b73a001e7bfb52d3f65f85e09d4b8341b46cd4872e7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c3d2d4d32da339ef3b73a001e7bfb52d3f65f85e09d4b8341b46cd4872e7fa", kill_on_drop: false }`
[INFO] [stdout] 42c3d2d4d32da339ef3b73a001e7bfb52d3f65f85e09d4b8341b46cd4872e7fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91a96c3aa69abaec18fc416c23dd8bba4bd5e7de108a0892a076a3df8d8a0828
[INFO] running `Command { std: "docker" "start" "-a" "91a96c3aa69abaec18fc416c23dd8bba4bd5e7de108a0892a076a3df8d8a0828", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `errors`
[INFO] [stderr]  --> src/treeer/errors.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     errors: Errors
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `treeer` (lib) generated 1 warning
[INFO] [stderr] warning: `treeer` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treeer-eb45c435ce8b3f65)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treeer
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::render_self_contained ... ok
[INFO] [stdout] test treeer::state_attr::tests::it_works ... ok
[INFO] [stdout] test tests::render_container ... ok
[INFO] [stdout] test tests::render_attr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "91a96c3aa69abaec18fc416c23dd8bba4bd5e7de108a0892a076a3df8d8a0828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91a96c3aa69abaec18fc416c23dd8bba4bd5e7de108a0892a076a3df8d8a0828", kill_on_drop: false }`
[INFO] [stdout] 91a96c3aa69abaec18fc416c23dd8bba4bd5e7de108a0892a076a3df8d8a0828