[INFO] fetching crate numbat-codec 0.0.18...
[INFO] checking numbat-codec-0.0.18 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate numbat-codec 0.0.18 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate numbat-codec 0.0.18
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate numbat-codec 0.0.18
[INFO] tweaked toml for crates.io crate numbat-codec 0.0.18 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate numbat-codec 0.0.18 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate numbat-codec 0.0.18 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 603d14843d37e50bba3212891122ea0a572d8d6acc4a3621700ea9720e1a6cbc
[INFO] running `Command { std: "docker" "start" "-a" "603d14843d37e50bba3212891122ea0a572d8d6acc4a3621700ea9720e1a6cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "603d14843d37e50bba3212891122ea0a572d8d6acc4a3621700ea9720e1a6cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603d14843d37e50bba3212891122ea0a572d8d6acc4a3621700ea9720e1a6cbc", kill_on_drop: false }`
[INFO] [stdout] 603d14843d37e50bba3212891122ea0a572d8d6acc4a3621700ea9720e1a6cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65d880563808865057eb7246f1ead64a825337c4435a098cb12cfb868628e8be
[INFO] running `Command { std: "docker" "start" "-a" "65d880563808865057eb7246f1ead64a825337c4435a098cb12cfb868628e8be", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking numbat-codec v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `try_trait_v2` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_trait_v2)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling numbat-codec-derive v0.0.18
[INFO] [stdout] warning: method `simple_function` is never used
[INFO] [stdout]   --> tests/derive_struct_with_generic_test.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait SimpleTrait {
[INFO] [stdout]    |       ----------- method in this trait
[INFO] [stdout] 13 |     fn simple_function(&self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `try_trait_v2` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(try_trait_v2)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "65d880563808865057eb7246f1ead64a825337c4435a098cb12cfb868628e8be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d880563808865057eb7246f1ead64a825337c4435a098cb12cfb868628e8be", kill_on_drop: false }`
[INFO] [stdout] 65d880563808865057eb7246f1ead64a825337c4435a098cb12cfb868628e8be
