[INFO] fetching crate gobuild 0.1.0-alpha.2...
[INFO] testing gobuild-0.1.0-alpha.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate gobuild 0.1.0-alpha.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gobuild 0.1.0-alpha.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gobuild 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate gobuild 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate gobuild 0.1.0-alpha.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a60fa9e932411da0d47e70c70588a5217bfc0f7f0ba5aceb324ed21ec058f7d1
[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" "a60fa9e932411da0d47e70c70588a5217bfc0f7f0ba5aceb324ed21ec058f7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a60fa9e932411da0d47e70c70588a5217bfc0f7f0ba5aceb324ed21ec058f7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60fa9e932411da0d47e70c70588a5217bfc0f7f0ba5aceb324ed21ec058f7d1", kill_on_drop: false }`
[INFO] [stdout] a60fa9e932411da0d47e70c70588a5217bfc0f7f0ba5aceb324ed21ec058f7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "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] 6e748739710f75df755f48895db5a0d35d5befc75c676de9e00b7d356212b3bf
[INFO] running `Command { std: "docker" "start" "-a" "6e748739710f75df755f48895db5a0d35d5befc75c676de9e00b7d356212b3bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling gobuild v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]    --> src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     kind: ErrorKind,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[derive(Clone, Debug)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "6e748739710f75df755f48895db5a0d35d5befc75c676de9e00b7d356212b3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e748739710f75df755f48895db5a0d35d5befc75c676de9e00b7d356212b3bf", kill_on_drop: false }`
[INFO] [stdout] 6e748739710f75df755f48895db5a0d35d5befc75c676de9e00b7d356212b3bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--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] 44eeffb7b0c443933fa7b2bd9fcd44a2bdab1a3a6725fe8166e8b46e449f4958
[INFO] running `Command { std: "docker" "start" "-a" "44eeffb7b0c443933fa7b2bd9fcd44a2bdab1a3a6725fe8166e8b46e449f4958", kill_on_drop: false }`
[INFO] [stderr]    Compiling gobuild v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]    --> src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     kind: ErrorKind,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[derive(Clone, Debug)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]    --> src/lib.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     kind: ErrorKind,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[derive(Clone, Debug)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44eeffb7b0c443933fa7b2bd9fcd44a2bdab1a3a6725fe8166e8b46e449f4958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44eeffb7b0c443933fa7b2bd9fcd44a2bdab1a3a6725fe8166e8b46e449f4958", kill_on_drop: false }`
[INFO] [stdout] 44eeffb7b0c443933fa7b2bd9fcd44a2bdab1a3a6725fe8166e8b46e449f4958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ed1751877b511729d4a055f77a92c1be93bc1f7cb27820ba9949c09d420829e
[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" "9ed1751877b511729d4a055f77a92c1be93bc1f7cb27820ba9949c09d420829e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stdout] running 1 test
[INFO] [stderr]    --> src/lib.rs:133:5
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 133 |     kind: ErrorKind,
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/lib.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 130 | #[derive(Clone, Debug)]
[INFO] [stderr]     |          ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `gobuild` (lib) generated 1 warning
[INFO] [stderr] warning: `gobuild` (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/gobuild-8d9f8d7891f4025d)
[INFO] [stderr]    Doc-tests gobuild
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ed1751877b511729d4a055f77a92c1be93bc1f7cb27820ba9949c09d420829e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed1751877b511729d4a055f77a92c1be93bc1f7cb27820ba9949c09d420829e", kill_on_drop: false }`
[INFO] [stdout] 9ed1751877b511729d4a055f77a92c1be93bc1f7cb27820ba9949c09d420829e