[INFO] fetching crate gfaas-macro 0.3.0...
[INFO] checking gfaas-macro-0.3.0 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate gfaas-macro 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate gfaas-macro 0.3.0 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gfaas-macro 0.3.0
[INFO] finished tweaking crates.io crate gfaas-macro 0.3.0
[INFO] tweaked toml for crates.io crate gfaas-macro 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded appdirs v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46d73a0ca40e9efc5285f1567f652e79cab2815e0a1c46da6252612f709a8ffd
[INFO] running `Command { std: "docker" "start" "-a" "46d73a0ca40e9efc5285f1567f652e79cab2815e0a1c46da6252612f709a8ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46d73a0ca40e9efc5285f1567f652e79cab2815e0a1c46da6252612f709a8ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d73a0ca40e9efc5285f1567f652e79cab2815e0a1c46da6252612f709a8ffd", kill_on_drop: false }`
[INFO] [stdout] 46d73a0ca40e9efc5285f1567f652e79cab2815e0a1c46da6252612f709a8ffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cfb8fbd573a98235890e5c7196ccefc11bfc85e5f15c69ba66b5155a53b988b
[INFO] running `Command { std: "docker" "start" "-a" "6cfb8fbd573a98235890e5c7196ccefc11bfc85e5f15c69ba66b5155a53b988b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking appdirs v0.2.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking gfaas-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `fn_token`, `paren_token`, and `body` are never read
[INFO] [stdout]   --> src/logic.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GwasmFn {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 14 |     vis: Visibility,
[INFO] [stdout] 15 |     fn_token: Token![fn],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     ident: Ident,
[INFO] [stdout] 17 |     paren_token: Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     body: Box<Block>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GwasmFn` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq_token` is never read
[INFO] [stdout]   --> src/logic.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct GwasmAttr {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 66 |     ident: Ident,
[INFO] [stdout] 67 |     eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GwasmAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fn_token`, `paren_token`, and `body` are never read
[INFO] [stdout]   --> src/logic.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct GwasmFn {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 14 |     vis: Visibility,
[INFO] [stdout] 15 |     fn_token: Token![fn],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     ident: Ident,
[INFO] [stdout] 17 |     paren_token: Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     body: Box<Block>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GwasmFn` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq_token` is never read
[INFO] [stdout]   --> src/logic.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct GwasmAttr {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 66 |     ident: Ident,
[INFO] [stdout] 67 |     eq_token: Token![=],
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GwasmAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "6cfb8fbd573a98235890e5c7196ccefc11bfc85e5f15c69ba66b5155a53b988b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfb8fbd573a98235890e5c7196ccefc11bfc85e5f15c69ba66b5155a53b988b", kill_on_drop: false }`
[INFO] [stdout] 6cfb8fbd573a98235890e5c7196ccefc11bfc85e5f15c69ba66b5155a53b988b