[INFO] fetching crate pear_codegen 0.2.9...
[INFO] checking pear_codegen-0.2.9 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate pear_codegen 0.2.9 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pear_codegen 0.2.9 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pear_codegen 0.2.9
[INFO] finished tweaking crates.io crate pear_codegen 0.2.9
[INFO] tweaked toml for crates.io crate pear_codegen 0.2.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71068f1d1ca6140de13f4a0e130b89db5ad49797630cd1524898a9051905e846
[INFO] running `Command { std: "docker" "start" "-a" "71068f1d1ca6140de13f4a0e130b89db5ad49797630cd1524898a9051905e846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71068f1d1ca6140de13f4a0e130b89db5ad49797630cd1524898a9051905e846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71068f1d1ca6140de13f4a0e130b89db5ad49797630cd1524898a9051905e846", kill_on_drop: false }`
[INFO] [stdout] 71068f1d1ca6140de13f4a0e130b89db5ad49797630cd1524898a9051905e846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3126ec2c9d57bcad428d2dd7a5388248d0f2ebaa3100b1baeb3e2413ed57f3d8
[INFO] running `Command { std: "docker" "start" "-a" "3126ec2c9d57bcad428d2dd7a5388248d0f2ebaa3100b1baeb3e2413ed57f3d8", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking pear_codegen v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 |     Wild(Token![_]),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 82 |     Wild(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `info` and `marker` are never read
[INFO] [stdout]    --> src/parser.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 205 | pub struct Context {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 206 |     pub info: syn::Ident,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 207 |     pub input: syn::Expr,
[INFO] [stdout] 208 |     pub marker: syn::Expr,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 |     Wild(Token![_]),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pattern` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 82 |     Wild(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `info` and `marker` are never read
[INFO] [stdout]    --> src/parser.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 205 | pub struct Context {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 206 |     pub info: syn::Ident,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 207 |     pub input: syn::Expr,
[INFO] [stdout] 208 |     pub marker: syn::Expr,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "3126ec2c9d57bcad428d2dd7a5388248d0f2ebaa3100b1baeb3e2413ed57f3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3126ec2c9d57bcad428d2dd7a5388248d0f2ebaa3100b1baeb3e2413ed57f3d8", kill_on_drop: false }`
[INFO] [stdout] 3126ec2c9d57bcad428d2dd7a5388248d0f2ebaa3100b1baeb3e2413ed57f3d8