[INFO] fetching crate tetsy-util-mem-derive 0.1.0-beta...
[INFO] checking tetsy-util-mem-derive-0.1.0-beta against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate tetsy-util-mem-derive 0.1.0-beta into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tetsy-util-mem-derive 0.1.0-beta on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tetsy-util-mem-derive 0.1.0-beta
[INFO] finished tweaking crates.io crate tetsy-util-mem-derive 0.1.0-beta
[INFO] tweaked toml for crates.io crate tetsy-util-mem-derive 0.1.0-beta written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6010d313b65b5f87324c972d97d29e1a7279ec601e3d13c73978cfd1b2141e0
[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" "b6010d313b65b5f87324c972d97d29e1a7279ec601e3d13c73978cfd1b2141e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6010d313b65b5f87324c972d97d29e1a7279ec601e3d13c73978cfd1b2141e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6010d313b65b5f87324c972d97d29e1a7279ec601e3d13c73978cfd1b2141e0", kill_on_drop: false }`
[INFO] [stdout] b6010d313b65b5f87324c972d97d29e1a7279ec601e3d13c73978cfd1b2141e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f6cd21f6f23929a208c7b18f7a42895fb73cb84169ebabf6925f1ad447a6206
[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" "4f6cd21f6f23929a208c7b18f7a42895fb73cb84169ebabf6925f1ad447a6206", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking synstructure v0.12.4
[INFO] [stderr]     Checking tetsy-util-mem-derive v0.1.0-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `malloc_size_of_derive`
[INFO] [stdout]   --> lib.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn malloc_size_of_derive(s: synstructure::Structure) -> proc_macro2::TokenStream {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.19s
[INFO] running `Command { std: "docker" "inspect" "4f6cd21f6f23929a208c7b18f7a42895fb73cb84169ebabf6925f1ad447a6206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6cd21f6f23929a208c7b18f7a42895fb73cb84169ebabf6925f1ad447a6206", kill_on_drop: false }`
[INFO] [stdout] 4f6cd21f6f23929a208c7b18f7a42895fb73cb84169ebabf6925f1ad447a6206