[INFO] fetching crate as_tuple 0.1.0...
[INFO] checking as_tuple-0.1.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate as_tuple 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate as_tuple 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate as_tuple 0.1.0
[INFO] finished tweaking crates.io crate as_tuple 0.1.0
[INFO] tweaked toml for crates.io crate as_tuple 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b4fe9602079ae4c9cf62e5c1cca01e646a496b3b47e101c58e91894ec45772a
[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" "6b4fe9602079ae4c9cf62e5c1cca01e646a496b3b47e101c58e91894ec45772a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b4fe9602079ae4c9cf62e5c1cca01e646a496b3b47e101c58e91894ec45772a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4fe9602079ae4c9cf62e5c1cca01e646a496b3b47e101c58e91894ec45772a", kill_on_drop: false }`
[INFO] [stdout] 6b4fe9602079ae4c9cf62e5c1cca01e646a496b3b47e101c58e91894ec45772a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--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] 716546a25e2cc063d4b124d2f74ce71df48471606ff1c3e14e02e5708e6499d6
[INFO] running `Command { std: "docker" "start" "-a" "716546a25e2cc063d4b124d2f74ce71df48471606ff1c3e14e02e5708e6499d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling as_tuple_derive v0.1.0
[INFO] [stderr]     Checking as_tuple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]  --> tests/unnamed.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(AsTuple, Debug)]
[INFO] [stdout]   |          ^^^^^^^ invalid suffix `usize`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]   = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]   = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]   = note: this warning originates in the derive macro `AsTuple` (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 3.62s
[INFO] running `Command { std: "docker" "inspect" "716546a25e2cc063d4b124d2f74ce71df48471606ff1c3e14e02e5708e6499d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716546a25e2cc063d4b124d2f74ce71df48471606ff1c3e14e02e5708e6499d6", kill_on_drop: false }`
[INFO] [stdout] 716546a25e2cc063d4b124d2f74ce71df48471606ff1c3e14e02e5708e6499d6
