[INFO] fetching crate serialstudio 0.1.1...
[INFO] testing serialstudio-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate serialstudio 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serialstudio 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serialstudio 0.1.1
[INFO] finished tweaking crates.io crate serialstudio 0.1.1
[INFO] tweaked toml for crates.io crate serialstudio 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate serialstudio 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4883b8e054bf884f5e0d7790b7c514573d6f20fdcf969cc647ac74f90e70edf9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4883b8e054bf884f5e0d7790b7c514573d6f20fdcf969cc647ac74f90e70edf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4883b8e054bf884f5e0d7790b7c514573d6f20fdcf969cc647ac74f90e70edf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4883b8e054bf884f5e0d7790b7c514573d6f20fdcf969cc647ac74f90e70edf9", kill_on_drop: false }`
[INFO] [stdout] 4883b8e054bf884f5e0d7790b7c514573d6f20fdcf969cc647ac74f90e70edf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa7606ba635be11c1befa8eeb9086c421b1932b3b74822bb37a145bf970b7f3b
[INFO] running `Command { std: "docker" "start" "-a" "aa7606ba635be11c1befa8eeb9086c421b1932b3b74822bb37a145bf970b7f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serialstudio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/friendly.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `widgets`
[INFO] [stdout]   --> src/friendly.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     widgets: Vec<Box<dyn Widget>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.00s
[INFO] running `Command { std: "docker" "inspect" "aa7606ba635be11c1befa8eeb9086c421b1932b3b74822bb37a145bf970b7f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7606ba635be11c1befa8eeb9086c421b1932b3b74822bb37a145bf970b7f3b", kill_on_drop: false }`
[INFO] [stdout] aa7606ba635be11c1befa8eeb9086c421b1932b3b74822bb37a145bf970b7f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0849ec9c8b8f7a86cf0fadf81d094dd60c5efd0bb3b9a17ad8bf9f4fdb4b11d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0849ec9c8b8f7a86cf0fadf81d094dd60c5efd0bb3b9a17ad8bf9f4fdb4b11d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialstudio v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/friendly.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `widgets`
[INFO] [stdout]   --> src/friendly.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     widgets: Vec<Box<dyn Widget>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WidgetSubType`
[INFO] [stdout]  --> examples/random.rs:3:48
[INFO] [stdout]   |
[INFO] [stdout] 3 |     data::{DataGroup, DataSet, TelemetryFrame, WidgetSubType},
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/friendly.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `widgets`
[INFO] [stdout]   --> src/friendly.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     widgets: Vec<Box<dyn Widget>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/serialstudio-3143255405461c84)
[INFO] running `Command { std: "docker" "inspect" "0849ec9c8b8f7a86cf0fadf81d094dd60c5efd0bb3b9a17ad8bf9f4fdb4b11d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0849ec9c8b8f7a86cf0fadf81d094dd60c5efd0bb3b9a17ad8bf9f4fdb4b11d3", kill_on_drop: false }`
[INFO] [stdout] 0849ec9c8b8f7a86cf0fadf81d094dd60c5efd0bb3b9a17ad8bf9f4fdb4b11d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ebd863b8978ee0c295ed0cd771bc32b4bc9da9064eb90310edb0063c9746946
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ebd863b8978ee0c295ed0cd771bc32b4bc9da9064eb90310edb0063c9746946", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/friendly.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `widgets`
[INFO] [stderr]   --> src/friendly.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     widgets: Vec<Box<dyn Widget>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serialstudio` (lib) generated 2 warnings
[INFO] [stderr] warning: `serialstudio` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `WidgetSubType`
[INFO] [stderr]  --> examples/random.rs:3:48
[INFO] [stderr]   |
[INFO] [stderr] 3 |     data::{DataGroup, DataSet, TelemetryFrame, WidgetSubType},
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serialstudio` (example "random") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serialstudio-3143255405461c84)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests serialstudio
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 5) has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1ebd863b8978ee0c295ed0cd771bc32b4bc9da9064eb90310edb0063c9746946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ebd863b8978ee0c295ed0cd771bc32b4bc9da9064eb90310edb0063c9746946", kill_on_drop: false }`
[INFO] [stdout] 1ebd863b8978ee0c295ed0cd771bc32b4bc9da9064eb90310edb0063c9746946