[INFO] fetching crate kube-conf 0.2.0...
[INFO] checking kube-conf-0.2.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate kube-conf 0.2.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate kube-conf 0.2.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kube-conf 0.2.0
[INFO] finished tweaking crates.io crate kube-conf 0.2.0
[INFO] tweaked toml for crates.io crate kube-conf 0.2.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 399d26541f13658ad2d244662fe04165e1db511a2d5b6429bcec7b6c3cde4109
[INFO] running `Command { std: "docker" "start" "-a" "399d26541f13658ad2d244662fe04165e1db511a2d5b6429bcec7b6c3cde4109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "399d26541f13658ad2d244662fe04165e1db511a2d5b6429bcec7b6c3cde4109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399d26541f13658ad2d244662fe04165e1db511a2d5b6429bcec7b6c3cde4109", kill_on_drop: false }`
[INFO] [stdout] 399d26541f13658ad2d244662fe04165e1db511a2d5b6429bcec7b6c3cde4109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 205dfc958f8d1db79ab34cca8b803c5c688fe2bdb4a9e86ef2df71bbe8a7bd56
[INFO] running `Command { std: "docker" "start" "-a" "205dfc958f8d1db79ab34cca8b803c5c688fe2bdb4a9e86ef2df71bbe8a7bd56", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking serde_yaml v0.8.19
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]     Checking kube-conf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/lib.rs:84:3
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 85 | #[derive(Debug, Clone, Deserialize)]
[INFO] [stdout]    |                        ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/lib.rs:84:3
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[serde(rename_all = "kebab-case")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 85 | #[derive(Debug, Clone, Deserialize)]
[INFO] [stdout]    |                        ----------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.39s
[INFO] running `Command { std: "docker" "inspect" "205dfc958f8d1db79ab34cca8b803c5c688fe2bdb4a9e86ef2df71bbe8a7bd56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205dfc958f8d1db79ab34cca8b803c5c688fe2bdb4a9e86ef2df71bbe8a7bd56", kill_on_drop: false }`
[INFO] [stdout] 205dfc958f8d1db79ab34cca8b803c5c688fe2bdb4a9e86ef2df71bbe8a7bd56