[INFO] fetching crate approx-derive 0.2.6...
[INFO] checking approx-derive-0.2.6 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate approx-derive 0.2.6 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate approx-derive 0.2.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate approx-derive 0.2.6
[INFO] tweaked toml for crates.io crate approx-derive 0.2.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate approx-derive 0.2.6 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] crate crates.io crate approx-derive 0.2.6 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded approx-derive v0.2.5
[INFO] [stderr]   Downloaded approxim v0.6.5
[INFO] [stderr]   Downloaded winnow v0.7.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8bc7c0282a6f5269c54afcc4cdacb52954dca8a76ddc23fa1f08d358afe02323
[INFO] running `Command { std: "docker" "start" "-a" "8bc7c0282a6f5269c54afcc4cdacb52954dca8a76ddc23fa1f08d358afe02323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bc7c0282a6f5269c54afcc4cdacb52954dca8a76ddc23fa1f08d358afe02323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc7c0282a6f5269c54afcc4cdacb52954dca8a76ddc23fa1f08d358afe02323", kill_on_drop: false }`
[INFO] [stdout] 8bc7c0282a6f5269c54afcc4cdacb52954dca8a76ddc23fa1f08d358afe02323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 71dd7d3c0ff6ff8f9c5bc0e79d569b3ab715bfc264fe57700050b89c9b5aa5f0
[INFO] running `Command { std: "docker" "start" "-a" "71dd7d3c0ff6ff8f9c5bc0e79d569b3ab715bfc264fe57700050b89c9b5aa5f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling winnow v0.7.9
[INFO] [stderr]     Checking toml_datetime v0.6.9
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.101
[INFO] [stderr]     Checking toml_edit v0.22.26
[INFO] [stderr]     Checking proc-macro-crate v3.3.0
[INFO] [stderr]     Checking approx-derive v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `discriminant` is never read
[INFO] [stdout]   --> src/args_parsing.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EnumVariant {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 15 |     pub ident: syn::Ident,
[INFO] [stdout] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling approx-derive v0.2.5
[INFO] [stdout] warning: field `discriminant` is never read
[INFO] [stdout]   --> src/args_parsing.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EnumVariant {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 15 |     pub ident: syn::Ident,
[INFO] [stdout] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking approxim v0.6.5
[INFO] [stdout] warning: field `discriminant` is never read
[INFO] [stdout]   --> src/args_parsing.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct EnumVariant {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 15 |     pub ident: syn::Ident,
[INFO] [stdout] 16 |     pub discriminant: Option<syn::Expr>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.40s
[INFO] running `Command { std: "docker" "inspect" "71dd7d3c0ff6ff8f9c5bc0e79d569b3ab715bfc264fe57700050b89c9b5aa5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71dd7d3c0ff6ff8f9c5bc0e79d569b3ab715bfc264fe57700050b89c9b5aa5f0", kill_on_drop: false }`
[INFO] [stdout] 71dd7d3c0ff6ff8f9c5bc0e79d569b3ab715bfc264fe57700050b89c9b5aa5f0