[INFO] fetching crate ffi-convert-derive 0.5.0...
[INFO] checking ffi-convert-derive-0.5.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate ffi-convert-derive 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ffi-convert-derive 0.5.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi-convert-derive 0.5.0
[INFO] finished tweaking crates.io crate ffi-convert-derive 0.5.0
[INFO] tweaked toml for crates.io crate ffi-convert-derive 0.5.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98a823c46c24be96f291f09794d741598ad5b21d39ea9f2b0fc7b87854843b1b
[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" "98a823c46c24be96f291f09794d741598ad5b21d39ea9f2b0fc7b87854843b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98a823c46c24be96f291f09794d741598ad5b21d39ea9f2b0fc7b87854843b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98a823c46c24be96f291f09794d741598ad5b21d39ea9f2b0fc7b87854843b1b", kill_on_drop: false }`
[INFO] [stdout] 98a823c46c24be96f291f09794d741598ad5b21d39ea9f2b0fc7b87854843b1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 4b26043a8fcd8b052ea9a54a9b2f12fdd20a74bf7230f32469a32b3bcb18fc0d
[INFO] running `Command { std: "docker" "start" "-a" "4b26043a8fcd8b052ea9a54a9b2f12fdd20a74bf7230f32469a32b3bcb18fc0d", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.26
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.72
[INFO] [stderr]     Checking ffi-convert-derive v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/asrust.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   panic!(format!(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 24 | |                     "The CReprOf, AsRust, and CDrop traits cannot be derived automatically: \
[INFO] [stdout] 25 | |                     The field {} is a pointer field has too many levels of indirection \
[INFO] [stdout] 26 | |                     ({} in this case). Please implements those traits manually.",
[INFO] [stdout] 27 | |                     field_name, field.levels_of_indirection
[INFO] [stdout] 28 | |                 ))
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 panic!(
[INFO] [stdout] 24 |                     "The CReprOf, AsRust, and CDrop traits cannot be derived automatically: \
[INFO] [stdout] 25 |                     The field {} is a pointer field has too many levels of indirection \
[INFO] [stdout] 26 |                     ({} in this case). Please implements those traits manually.",
[INFO] [stdout] 27 |                     field_name, field.levels_of_indirection
[INFO] [stdout] 28 |                 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/asrust.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 23 |                   panic!(format!(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 24 | |                     "The CReprOf, AsRust, and CDrop traits cannot be derived automatically: \
[INFO] [stdout] 25 | |                     The field {} is a pointer field has too many levels of indirection \
[INFO] [stdout] 26 | |                     ({} in this case). Please implements those traits manually.",
[INFO] [stdout] 27 | |                     field_name, field.levels_of_indirection
[INFO] [stdout] 28 | |                 ))
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 panic!(
[INFO] [stdout] 24 |                     "The CReprOf, AsRust, and CDrop traits cannot be derived automatically: \
[INFO] [stdout] 25 |                     The field {} is a pointer field has too many levels of indirection \
[INFO] [stdout] 26 |                     ({} in this case). Please implements those traits manually.",
[INFO] [stdout] 27 |                     field_name, field.levels_of_indirection
[INFO] [stdout] 28 |                 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "4b26043a8fcd8b052ea9a54a9b2f12fdd20a74bf7230f32469a32b3bcb18fc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b26043a8fcd8b052ea9a54a9b2f12fdd20a74bf7230f32469a32b3bcb18fc0d", kill_on_drop: false }`
[INFO] [stdout] 4b26043a8fcd8b052ea9a54a9b2f12fdd20a74bf7230f32469a32b3bcb18fc0d