[INFO] fetching crate flutterbug 0.1.1...
[INFO] testing flutterbug-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate flutterbug 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate flutterbug 0.1.1 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] started tweaking crates.io crate flutterbug 0.1.1
[INFO] finished tweaking crates.io crate flutterbug 0.1.1
[INFO] tweaked toml for crates.io crate flutterbug 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate flutterbug 0.1.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 09730adeccfb7e7cfc2ef25badc8594fdb4a1dfb7ee7f9b66ef515d86133c7c5
[INFO] running `Command { std: "docker" "start" "-a" "09730adeccfb7e7cfc2ef25badc8594fdb4a1dfb7ee7f9b66ef515d86133c7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09730adeccfb7e7cfc2ef25badc8594fdb4a1dfb7ee7f9b66ef515d86133c7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09730adeccfb7e7cfc2ef25badc8594fdb4a1dfb7ee7f9b66ef515d86133c7c5", kill_on_drop: false }`
[INFO] [stdout] 09730adeccfb7e7cfc2ef25badc8594fdb4a1dfb7ee7f9b66ef515d86133c7c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c6dfbf6a1f1fdc9c5763cc459c17d694d65f9e127b507c386783d9565b6ab593
[INFO] running `Command { std: "docker" "start" "-a" "c6dfbf6a1f1fdc9c5763cc459c17d694d65f9e127b507c386783d9565b6ab593", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling flutterbug v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling euclid v0.20.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling thiserror v1.0.16
[INFO] [stdout] warning: field is never read: `error_code`
[INFO] [stdout]    --> src/event.rs:894:5
[INFO] [stdout]     |
[INFO] [stdout] 894 |     error_code: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `minor_code`
[INFO] [stdout]    --> src/event.rs:895:5
[INFO] [stdout]     |
[INFO] [stdout] 895 |     minor_code: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `request`
[INFO] [stdout]    --> src/event.rs:896:5
[INFO] [stdout]     |
[INFO] [stdout] 896 |     request: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `err_text`
[INFO] [stdout]    --> src/event.rs:897:5
[INFO] [stdout]     |
[INFO] [stdout] 897 |     err_text: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.68s
[INFO] running `Command { std: "docker" "inspect" "c6dfbf6a1f1fdc9c5763cc459c17d694d65f9e127b507c386783d9565b6ab593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6dfbf6a1f1fdc9c5763cc459c17d694d65f9e127b507c386783d9565b6ab593", kill_on_drop: false }`
[INFO] [stdout] c6dfbf6a1f1fdc9c5763cc459c17d694d65f9e127b507c386783d9565b6ab593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 519cac168d1539254ab797cd5411efeb548d2732feee376a4380d6d122596824
[INFO] running `Command { std: "docker" "start" "-a" "519cac168d1539254ab797cd5411efeb548d2732feee376a4380d6d122596824", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stdout] warning: field is never read: `error_code`
[INFO] [stdout]    --> src/event.rs:894:5
[INFO] [stdout]     |
[INFO] [stdout] 894 |     error_code: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `minor_code`
[INFO] [stdout]    --> src/event.rs:895:5
[INFO] [stdout]     |
[INFO] [stdout] 895 |     minor_code: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `request`
[INFO] [stdout]    --> src/event.rs:896:5
[INFO] [stdout]     |
[INFO] [stdout] 896 |     request: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `err_text`
[INFO] [stdout]    --> src/event.rs:897:5
[INFO] [stdout]     |
[INFO] [stdout] 897 |     err_text: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling font-kit v0.7.0
[INFO] [stderr]    Compiling flutterbug v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `error_code`
[INFO] [stdout]    --> src/event.rs:894:5
[INFO] [stdout]     |
[INFO] [stdout] 894 |     error_code: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `minor_code`
[INFO] [stdout]    --> src/event.rs:895:5
[INFO] [stdout]     |
[INFO] [stdout] 895 |     minor_code: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `request`
[INFO] [stdout]    --> src/event.rs:896:5
[INFO] [stdout]     |
[INFO] [stdout] 896 |     request: c_uchar,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `err_text`
[INFO] [stdout]    --> src/event.rs:897:5
[INFO] [stdout]     |
[INFO] [stdout] 897 |     err_text: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "519cac168d1539254ab797cd5411efeb548d2732feee376a4380d6d122596824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519cac168d1539254ab797cd5411efeb548d2732feee376a4380d6d122596824", kill_on_drop: false }`
[INFO] [stdout] 519cac168d1539254ab797cd5411efeb548d2732feee376a4380d6d122596824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] cdd74efacbb41f4414f62d67b59dffdcf714500f3af0ab31ab6b15af178100ca
[INFO] running `Command { std: "docker" "start" "-a" "cdd74efacbb41f4414f62d67b59dffdcf714500f3af0ab31ab6b15af178100ca", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `error_code`
[INFO] [stderr]    --> src/event.rs:894:5
[INFO] [stderr]     |
[INFO] [stderr] 894 |     error_code: c_uchar,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `minor_code`
[INFO] [stderr]    --> src/event.rs:895:5
[INFO] [stderr]     |
[INFO] [stderr] 895 |     minor_code: c_uchar,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `request`
[INFO] [stderr]    --> src/event.rs:896:5
[INFO] [stderr]     |
[INFO] [stderr] 896 |     request: c_uchar,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `err_text`
[INFO] [stderr]    --> src/event.rs:897:5
[INFO] [stderr]     |
[INFO] [stderr] 897 |     err_text: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `flutterbug` (lib) generated 4 warnings
[INFO] [stderr] warning: `flutterbug` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flutterbug-a9f839049e7a0f3d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flutterbug
[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] [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" "cdd74efacbb41f4414f62d67b59dffdcf714500f3af0ab31ab6b15af178100ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd74efacbb41f4414f62d67b59dffdcf714500f3af0ab31ab6b15af178100ca", kill_on_drop: false }`
[INFO] [stdout] cdd74efacbb41f4414f62d67b59dffdcf714500f3af0ab31ab6b15af178100ca