[INFO] fetching crate jsode_macro 0.1.0...
[INFO] checking jsode_macro-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate jsode_macro 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate jsode_macro 0.1.0
[INFO] finished tweaking crates.io crate jsode_macro 0.1.0
[INFO] tweaked toml for crates.io crate jsode_macro 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsode_macro 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 376cdf9f1bd4d33415885c04118c00b0c8505f5383c2c4e74b63465b2c79dc95
[INFO] running `Command { std: "docker" "start" "-a" "376cdf9f1bd4d33415885c04118c00b0c8505f5383c2c4e74b63465b2c79dc95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "376cdf9f1bd4d33415885c04118c00b0c8505f5383c2c4e74b63465b2c79dc95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376cdf9f1bd4d33415885c04118c00b0c8505f5383c2c4e74b63465b2c79dc95", kill_on_drop: false }`
[INFO] [stdout] 376cdf9f1bd4d33415885c04118c00b0c8505f5383c2c4e74b63465b2c79dc95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] befcd4568201bba43ca180aebb1c46c14c12d69af2ddb6b71f0a23bb0cea3181
[INFO] running `Command { std: "docker" "start" "-a" "befcd4568201bba43ca180aebb1c46c14c12d69af2ddb6b71f0a23bb0cea3181", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]     Checking jsode_macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vis`
[INFO] [stdout]  --> src/derive.rs:4:43
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let syn::DeriveInput { attrs: _attrs, vis, ident, generics, data, } = syn::parse(tokens)?;
[INFO] [stdout]   |                                           ^^^ help: try ignoring the field: `vis: _`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/derive.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let input: syn::DeriveInput = syn::parse(tokens)?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/common.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Tuple(StructBody),
[INFO] [stdout]    |     ----- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 44 -     Tuple(StructBody),
[INFO] [stdout] 44 +     Tuple(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize` is never used
[INFO] [stdout]   --> src/derive.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn serialize(tokens: TokenStream) -> syn::Result<proc_macro2::TokenStream> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/common.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn check_type(ty: &syn::Type) -> FieldType {
[INFO] [stdout]    |                   ^^^^^^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn check_type(ty: &syn::Type) -> FieldType<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vis`
[INFO] [stdout]  --> src/derive.rs:4:43
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let syn::DeriveInput { attrs: _attrs, vis, ident, generics, data, } = syn::parse(tokens)?;
[INFO] [stdout]   |                                           ^^^ help: try ignoring the field: `vis: _`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/derive.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let input: syn::DeriveInput = syn::parse(tokens)?;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/common.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Tuple(StructBody),
[INFO] [stdout]    |     ----- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[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] 44 -     Tuple(StructBody),
[INFO] [stdout] 44 +     Tuple(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serialize` is never used
[INFO] [stdout]   --> src/derive.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn serialize(tokens: TokenStream) -> syn::Result<proc_macro2::TokenStream> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/common.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn check_type(ty: &syn::Type) -> FieldType {
[INFO] [stdout]    |                   ^^^^^^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn check_type(ty: &syn::Type) -> FieldType<'_> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "befcd4568201bba43ca180aebb1c46c14c12d69af2ddb6b71f0a23bb0cea3181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "befcd4568201bba43ca180aebb1c46c14c12d69af2ddb6b71f0a23bb0cea3181", kill_on_drop: false }`
[INFO] [stdout] befcd4568201bba43ca180aebb1c46c14c12d69af2ddb6b71f0a23bb0cea3181