[INFO] fetching crate ribosome 0.1.2...
[INFO] testing ribosome-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate ribosome 0.1.2 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate ribosome 0.1.2 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 crates.io crate ribosome 0.1.2
[INFO] finished tweaking crates.io crate ribosome 0.1.2
[INFO] tweaked toml for crates.io crate ribosome 0.1.2 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate crates.io crate ribosome 0.1.2 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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 91d13dab6b1d4d0adb082aaf5777bf063071053f0f5460c5c92e971013715cd9
[INFO] running `Command { std: "docker" "start" "-a" "91d13dab6b1d4d0adb082aaf5777bf063071053f0f5460c5c92e971013715cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91d13dab6b1d4d0adb082aaf5777bf063071053f0f5460c5c92e971013715cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d13dab6b1d4d0adb082aaf5777bf063071053f0f5460c5c92e971013715cd9", kill_on_drop: false }`
[INFO] [stdout] 91d13dab6b1d4d0adb082aaf5777bf063071053f0f5460c5c92e971013715cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] db368c994cab6c881f7a29cff5eedc26789c75de8dc1cf6b5e1ac02d95202d4c
[INFO] running `Command { std: "docker" "start" "-a" "db368c994cab6c881f7a29cff5eedc26789c75de8dc1cf6b5e1ac02d95202d4c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling hematite-nbt v0.4.1
[INFO] [stderr]    Compiling ribosome v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data_version`
[INFO] [stdout]  --> src/structure.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     data_version: i32,
[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 20.79s
[INFO] running `Command { std: "docker" "inspect" "db368c994cab6c881f7a29cff5eedc26789c75de8dc1cf6b5e1ac02d95202d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db368c994cab6c881f7a29cff5eedc26789c75de8dc1cf6b5e1ac02d95202d4c", kill_on_drop: false }`
[INFO] [stdout] db368c994cab6c881f7a29cff5eedc26789c75de8dc1cf6b5e1ac02d95202d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 9425ecbfe6c497b1207e7ac561bc73e018dba3857a027d020d9ce6d989289497
[INFO] running `Command { std: "docker" "start" "-a" "9425ecbfe6c497b1207e7ac561bc73e018dba3857a027d020d9ce6d989289497", kill_on_drop: false }`
[INFO] [stderr]    Compiling ribosome v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data_version`
[INFO] [stdout]  --> src/structure.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     data_version: i32,
[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 2.02s
[INFO] running `Command { std: "docker" "inspect" "9425ecbfe6c497b1207e7ac561bc73e018dba3857a027d020d9ce6d989289497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9425ecbfe6c497b1207e7ac561bc73e018dba3857a027d020d9ce6d989289497", kill_on_drop: false }`
[INFO] [stdout] 9425ecbfe6c497b1207e7ac561bc73e018dba3857a027d020d9ce6d989289497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 713acce0d3e32abdaa2d416522ed93d835dd191aa939e490b4a551730353fd21
[INFO] running `Command { std: "docker" "start" "-a" "713acce0d3e32abdaa2d416522ed93d835dd191aa939e490b4a551730353fd21", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `data_version`
[INFO] [stderr]  --> src/structure.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     data_version: i32,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ribosome` (bin "ribosome" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ribosome-7fb6f61d122c294b)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test config::tests::get_center_bottom_mode ... ok
[INFO] [stdout] test config::tests::get_center_mode ... ok
[INFO] [stdout] test config::tests::get_center_top_mode ... ok
[INFO] [stdout] test config::tests::get_corner_mode ... ok
[INFO] [stdout] test config::tests::get_random_mode ... ok
[INFO] [stdout] test config::tests::get_wrong_center_mode - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "713acce0d3e32abdaa2d416522ed93d835dd191aa939e490b4a551730353fd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "713acce0d3e32abdaa2d416522ed93d835dd191aa939e490b4a551730353fd21", kill_on_drop: false }`
[INFO] [stdout] 713acce0d3e32abdaa2d416522ed93d835dd191aa939e490b4a551730353fd21