[INFO] fetching crate tamata 0.1.0...
[INFO] checking tamata-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate tamata 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tamata 0.1.0
[INFO] finished tweaking crates.io crate tamata 0.1.0
[INFO] tweaked toml for crates.io crate tamata 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tamata 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tamata 0.1.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75572c51c204b99f2181ff173f3f1db8c7153ff78635a7adce95b5669c626685
[INFO] running `Command { std: "docker" "start" "-a" "75572c51c204b99f2181ff173f3f1db8c7153ff78635a7adce95b5669c626685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75572c51c204b99f2181ff173f3f1db8c7153ff78635a7adce95b5669c626685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75572c51c204b99f2181ff173f3f1db8c7153ff78635a7adce95b5669c626685", kill_on_drop: false }`
[INFO] [stdout] 75572c51c204b99f2181ff173f3f1db8c7153ff78635a7adce95b5669c626685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71623f1f2b2d7c21112c4f1f1ee035d66c39d0f040d15ab9085692ad44316836
[INFO] running `Command { std: "docker" "start" "-a" "71623f1f2b2d7c21112c4f1f1ee035d66c39d0f040d15ab9085692ad44316836", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]     Checking tamata-core v0.1.0
[INFO] [stderr]    Compiling tamata-macros v0.1.0
[INFO] [stderr]     Checking tamata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `coins` is never read
[INFO] [stdout]   --> examples/turnstile.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Turnstile {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 30 |     coins: Vec<Coin>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Turnstile` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `Command { std: "docker" "inspect" "71623f1f2b2d7c21112c4f1f1ee035d66c39d0f040d15ab9085692ad44316836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71623f1f2b2d7c21112c4f1f1ee035d66c39d0f040d15ab9085692ad44316836", kill_on_drop: false }`
[INFO] [stdout] 71623f1f2b2d7c21112c4f1f1ee035d66c39d0f040d15ab9085692ad44316836