[INFO] fetching crate cstea 2.0.1...
[INFO] checking cstea-2.0.1 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate cstea 2.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cstea 2.0.1 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cstea 2.0.1
[INFO] finished tweaking crates.io crate cstea 2.0.1
[INFO] tweaked toml for crates.io crate cstea 2.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate cstea 2.0.1 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded serde_derive v1.0.94
[INFO] [stderr]   Downloaded memchr v2.2.0
[INFO] [stderr]   Downloaded regex-automata v0.1.7
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] [stderr]   Downloaded bstr v0.2.1
[INFO] [stderr]   Downloaded rettle v2.0.0
[INFO] [stderr]   Downloaded csv v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f90ee3e74fc083ca0e8426bb73a34b5baef691598cd6ee35747e064012e9a28c
[INFO] running `Command { std: "docker" "start" "-a" "f90ee3e74fc083ca0e8426bb73a34b5baef691598cd6ee35747e064012e9a28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f90ee3e74fc083ca0e8426bb73a34b5baef691598cd6ee35747e064012e9a28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90ee3e74fc083ca0e8426bb73a34b5baef691598cd6ee35747e064012e9a28c", kill_on_drop: false }`
[INFO] [stdout] f90ee3e74fc083ca0e8426bb73a34b5baef691598cd6ee35747e064012e9a28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2366ef62dbd6bd1354f2dd9e05e29be0cba0464675ce1266284ab7d21c3c7fa
[INFO] running `Command { std: "docker" "start" "-a" "e2366ef62dbd6bd1354f2dd9e05e29be0cba0464675ce1266284ab7d21c3c7fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking bstr v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking csv v1.1.0
[INFO] [stderr]     Checking rettle v2.0.0
[INFO] [stderr]     Checking cstea v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `name`, and `value` are never read
[INFO] [stdout]    --> src/fill.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     struct TestCsTea {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 142 |         id: i32,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 143 |         name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 144 |         value: i32
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestCsTea` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "e2366ef62dbd6bd1354f2dd9e05e29be0cba0464675ce1266284ab7d21c3c7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2366ef62dbd6bd1354f2dd9e05e29be0cba0464675ce1266284ab7d21c3c7fa", kill_on_drop: false }`
[INFO] [stdout] e2366ef62dbd6bd1354f2dd9e05e29be0cba0464675ce1266284ab7d21c3c7fa