[INFO] fetching crate async-gcode 0.2.0...
[INFO] testing async-gcode-0.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate async-gcode 0.2.0 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate async-gcode 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-gcode 0.2.0
[INFO] finished tweaking crates.io crate async-gcode 0.2.0
[INFO] tweaked toml for crates.io crate async-gcode 0.2.0 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate async-gcode 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 211d8fd8fa814109d5c03d68a8275627b2a3233c3f16e407ac6a2b0c4878c0ec
[INFO] running `Command { std: "docker" "start" "-a" "211d8fd8fa814109d5c03d68a8275627b2a3233c3f16e407ac6a2b0c4878c0ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "211d8fd8fa814109d5c03d68a8275627b2a3233c3f16e407ac6a2b0c4878c0ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211d8fd8fa814109d5c03d68a8275627b2a3233c3f16e407ac6a2b0c4878c0ec", kill_on_drop: false }`
[INFO] [stdout] 211d8fd8fa814109d5c03d68a8275627b2a3233c3f16e407ac6a2b0c4878c0ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f33cd6fdf9e283fb54d988d7bf98be8f44df0c6b15a0bdd49e201e067db9ac1
[INFO] running `Command { std: "docker" "start" "-a" "8f33cd6fdf9e283fb54d988d7bf98be8f44df0c6b15a0bdd49e201e067db9ac1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling async-gcode v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     pin_project! {
[INFO] [stdout] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stdout] 43 | |             #[pin]
[INFO] [stdout] 44 | |             stream: S,
[INFO] [stdout] 45 | |             val: Option<S::Ok>,
[INFO] [stdout] 46 | |         }
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     pin_project! {
[INFO] [stdout] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stdout] 43 | |             #[pin]
[INFO] [stdout] 44 | |             stream: S,
[INFO] [stdout] 45 | |             val: Option<S::Ok>,
[INFO] [stdout] 46 | |         }
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.65s
[INFO] running `Command { std: "docker" "inspect" "8f33cd6fdf9e283fb54d988d7bf98be8f44df0c6b15a0bdd49e201e067db9ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f33cd6fdf9e283fb54d988d7bf98be8f44df0c6b15a0bdd49e201e067db9ac1", kill_on_drop: false }`
[INFO] [stdout] 8f33cd6fdf9e283fb54d988d7bf98be8f44df0c6b15a0bdd49e201e067db9ac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e43ee3cd127398f038df4e0f31791c619981d8d6d7850ccdf47cd28a0d026cce
[INFO] running `Command { std: "docker" "start" "-a" "e43ee3cd127398f038df4e0f31791c619981d8d6d7850ccdf47cd28a0d026cce", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     pin_project! {
[INFO] [stdout] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stdout] 43 | |             #[pin]
[INFO] [stdout] 44 | |             stream: S,
[INFO] [stdout] 45 | |             val: Option<S::Ok>,
[INFO] [stdout] 46 | |         }
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     pin_project! {
[INFO] [stdout] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stdout] 43 | |             #[pin]
[INFO] [stdout] 44 | |             stream: S,
[INFO] [stdout] 45 | |             val: Option<S::Ok>,
[INFO] [stdout] 46 | |         }
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling async-gcode v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     pin_project! {
[INFO] [stdout] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stdout] 43 | |             #[pin]
[INFO] [stdout] 44 | |             stream: S,
[INFO] [stdout] 45 | |             val: Option<S::Ok>,
[INFO] [stdout] 46 | |         }
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     pin_project! {
[INFO] [stdout] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stdout] 43 | |             #[pin]
[INFO] [stdout] 44 | |             stream: S,
[INFO] [stdout] 45 | |             val: Option<S::Ok>,
[INFO] [stdout] 46 | |         }
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "e43ee3cd127398f038df4e0f31791c619981d8d6d7850ccdf47cd28a0d026cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43ee3cd127398f038df4e0f31791c619981d8d6d7850ccdf47cd28a0d026cce", kill_on_drop: false }`
[INFO] [stdout] e43ee3cd127398f038df4e0f31791c619981d8d6d7850ccdf47cd28a0d026cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6b2fead2aa651e84b609d4bd1db9e03312485d310a89767ce8a1e296fe678e9
[INFO] running `Command { std: "docker" "start" "-a" "a6b2fead2aa651e84b609d4bd1db9e03312485d310a89767ce8a1e296fe678e9", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/stream.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     pin_project! {
[INFO] [stderr] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stderr] 43 | |             #[pin]
[INFO] [stderr] 44 | |             stream: S,
[INFO] [stderr] 45 | |             val: Option<S::Ok>,
[INFO] [stderr] 46 | |         }
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/stream.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     pin_project! {
[INFO] [stderr] 42 | |         pub(crate) struct PushBack<S: TryStream> {
[INFO] [stderr] 43 | |             #[pin]
[INFO] [stderr] 44 | |             stream: S,
[INFO] [stderr] 45 | |             val: Option<S::Ok>,
[INFO] [stderr] 46 | |         }
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `$crate::__pin_project_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `async-gcode` (lib) generated 2 warnings
[INFO] [stderr] warning: `async-gcode` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_gcode-cb4d6e3de35ec766)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stderr]    Doc-tests async-gcode
[INFO] [stdout] test parser::test::block_delete_emited_immediately ... ok
[INFO] [stdout] test parser::test::comments_may_contain_escaped_open_parenthesis ... ok
[INFO] [stdout] test parser::test::comments_may_contain_utf8_characters ... ok
[INFO] [stdout] test parser::test::empty_lines_are_not_ignored ... ok
[INFO] [stdout] test parser::test::line_number ... ok
[INFO] [stdout] test parser::test::error_in_underlying_stream_are_passed_through_and_parser_recovers_on_execute ... ok
[INFO] [stdout] test parser::test::line_number_can_only_be_intergers ... ok
[INFO] [stdout] test parser::test::line_number_must_have_a_value ... ok
[INFO] [stdout] test parser::test::line_number_with_more_than_5_digits_are_not_ok ... ok
[INFO] [stdout] test parser::test::spaces_are_not_allowed_before_block_delete ... ok
[INFO] [stdout] test parser::test::open_parenthesis_are_not_allowed_in_comments ... ok
[INFO] [stdout] test stream::pushback::test::pushbacked_value_come_out_first ... ok
[INFO] [stdout] test stream::pushback::test::the_stream_works ... ok
[INFO] [stdout] test parser::test::word_with_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a6b2fead2aa651e84b609d4bd1db9e03312485d310a89767ce8a1e296fe678e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b2fead2aa651e84b609d4bd1db9e03312485d310a89767ce8a1e296fe678e9", kill_on_drop: false }`
[INFO] [stdout] a6b2fead2aa651e84b609d4bd1db9e03312485d310a89767ce8a1e296fe678e9
