[INFO] fetching crate byterepr 0.1.0...
[INFO] testing byterepr-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate byterepr 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate byterepr 0.1.0 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 byterepr 0.1.0
[INFO] finished tweaking crates.io crate byterepr 0.1.0
[INFO] tweaked toml for crates.io crate byterepr 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 46127df8b9965bbcb7e3319358e0857c4bfb34f1a45c10158240ca7a35fbbc17
[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" "46127df8b9965bbcb7e3319358e0857c4bfb34f1a45c10158240ca7a35fbbc17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46127df8b9965bbcb7e3319358e0857c4bfb34f1a45c10158240ca7a35fbbc17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46127df8b9965bbcb7e3319358e0857c4bfb34f1a45c10158240ca7a35fbbc17", kill_on_drop: false }`
[INFO] [stdout] 46127df8b9965bbcb7e3319358e0857c4bfb34f1a45c10158240ca7a35fbbc17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 81469fe049db7878f09c43723f8a4f0087bfaa8ed052f4fb28d101622497c743
[INFO] running `Command { std: "docker" "start" "-a" "81469fe049db7878f09c43723f8a4f0087bfaa8ed052f4fb28d101622497c743", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.9.1
[INFO] [stderr]    Compiling byterepr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]    --> src/lib.rs:320:1
[INFO] [stdout]     |
[INFO] [stdout] 320 | #[allow(unused_variables)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `gen_byterepr_impls_array`
[INFO] [stdout]    --> src/lib.rs:321:1
[INFO] [stdout]     |
[INFO] [stdout] 321 | gen_byterepr_impls_array!(
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "81469fe049db7878f09c43723f8a4f0087bfaa8ed052f4fb28d101622497c743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81469fe049db7878f09c43723f8a4f0087bfaa8ed052f4fb28d101622497c743", kill_on_drop: false }`
[INFO] [stdout] 81469fe049db7878f09c43723f8a4f0087bfaa8ed052f4fb28d101622497c743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 607d8923cb67e7e2517484a3b33a19cfe42156f5904ee6e51fc239c29870090b
[INFO] running `Command { std: "docker" "start" "-a" "607d8923cb67e7e2517484a3b33a19cfe42156f5904ee6e51fc239c29870090b", kill_on_drop: false }`
[INFO] [stderr]    Compiling byterepr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]    --> src/lib.rs:320:1
[INFO] [stdout]     |
[INFO] [stdout] 320 | #[allow(unused_variables)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `gen_byterepr_impls_array`
[INFO] [stdout]    --> src/lib.rs:321:1
[INFO] [stdout]     |
[INFO] [stdout] 321 | gen_byterepr_impls_array!(
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]    --> src/lib.rs:320:1
[INFO] [stdout]     |
[INFO] [stdout] 320 | #[allow(unused_variables)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `gen_byterepr_impls_array`
[INFO] [stdout]    --> src/lib.rs:321:1
[INFO] [stdout]     |
[INFO] [stdout] 321 | gen_byterepr_impls_array!(
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/byterepr-2e8c1fb2aa2d28a1)
[INFO] running `Command { std: "docker" "inspect" "607d8923cb67e7e2517484a3b33a19cfe42156f5904ee6e51fc239c29870090b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607d8923cb67e7e2517484a3b33a19cfe42156f5904ee6e51fc239c29870090b", kill_on_drop: false }`
[INFO] [stdout] 607d8923cb67e7e2517484a3b33a19cfe42156f5904ee6e51fc239c29870090b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d294364eea769e8bf7d6b934f8f363a7a87d5645ee0e7794b2941c1a33eaca4e
[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" "d294364eea769e8bf7d6b934f8f363a7a87d5645ee0e7794b2941c1a33eaca4e", kill_on_drop: false }`
[INFO] [stderr] warning: unused attribute `allow`
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:320:1
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 320 | #[allow(unused_variables)]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `gen_byterepr_impls_array`
[INFO] [stderr]    --> src/lib.rs:321:1
[INFO] [stderr]     |
[INFO] [stderr] 321 | gen_byterepr_impls_array!(
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `byterepr` (lib) generated 1 warning
[INFO] [stderr] warning: `byterepr` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/byterepr-2e8c1fb2aa2d28a1)
[INFO] [stderr]    Doc-tests byterepr
[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" "d294364eea769e8bf7d6b934f8f363a7a87d5645ee0e7794b2941c1a33eaca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d294364eea769e8bf7d6b934f8f363a7a87d5645ee0e7794b2941c1a33eaca4e", kill_on_drop: false }`
[INFO] [stdout] d294364eea769e8bf7d6b934f8f363a7a87d5645ee0e7794b2941c1a33eaca4e