[INFO] fetching crate checkito 1.3.6...
[INFO] checking checkito-1.3.6 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate checkito 1.3.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate checkito 1.3.6 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate checkito 1.3.6
[INFO] finished tweaking crates.io crate checkito 1.3.6
[INFO] tweaked toml for crates.io crate checkito 1.3.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate checkito 1.3.6 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.14.2
[INFO] [stderr]   Downloaded bytecount v0.6.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.58
[INFO] [stderr]   Downloaded skeptic v0.13.7
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.3
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5762110bc1a8a3269431ccaa765c1f98e0889524fc17c65a18ea0c9978836cef
[INFO] running `Command { std: "docker" "start" "-a" "5762110bc1a8a3269431ccaa765c1f98e0889524fc17c65a18ea0c9978836cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5762110bc1a8a3269431ccaa765c1f98e0889524fc17c65a18ea0c9978836cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5762110bc1a8a3269431ccaa765c1f98e0889524fc17c65a18ea0c9978836cef", kill_on_drop: false }`
[INFO] [stdout] 5762110bc1a8a3269431ccaa765c1f98e0889524fc17c65a18ea0c9978836cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1068390a02080d84827993b45c36e91fd44428c4b5b4dcd67d6500eb687f8bea
[INFO] running `Command { std: "docker" "start" "-a" "1068390a02080d84827993b45c36e91fd44428c4b5b4dcd67d6500eb687f8bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling syn v2.0.16
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]     Checking skeptic v0.13.7
[INFO] [stderr]    Compiling checkito v1.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Unify` is imported redundantly
[INFO] [stdout]   --> examples/json.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     use checkito::{any::Unify, *};
[INFO] [stdout]    |                    ^^^^^^^^^^  - the item `Unify` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 10.57s
[INFO] running `Command { std: "docker" "inspect" "1068390a02080d84827993b45c36e91fd44428c4b5b4dcd67d6500eb687f8bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1068390a02080d84827993b45c36e91fd44428c4b5b4dcd67d6500eb687f8bea", kill_on_drop: false }`
[INFO] [stdout] 1068390a02080d84827993b45c36e91fd44428c4b5b4dcd67d6500eb687f8bea
