[INFO] fetching crate kpt_lib 0.1.1...
[INFO] checking kpt_lib-0.1.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate kpt_lib 0.1.1 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate kpt_lib 0.1.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kpt_lib 0.1.1
[INFO] finished tweaking crates.io crate kpt_lib 0.1.1
[INFO] tweaked toml for crates.io crate kpt_lib 0.1.1 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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" "+beta-2021-10-15" "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-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6d7e10d5d12b115ac383c897301dff138482e3b81077c0a0564457285c822c6
[INFO] running `Command { std: "docker" "start" "-a" "e6d7e10d5d12b115ac383c897301dff138482e3b81077c0a0564457285c822c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6d7e10d5d12b115ac383c897301dff138482e3b81077c0a0564457285c822c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d7e10d5d12b115ac383c897301dff138482e3b81077c0a0564457285c822c6", kill_on_drop: false }`
[INFO] [stdout] e6d7e10d5d12b115ac383c897301dff138482e3b81077c0a0564457285c822c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c9e30ad190a8c8ebe06cf3e4ef5c53cc3747529e692b58ebd1abe6a0653a5d5
[INFO] running `Command { std: "docker" "start" "-a" "5c9e30ad190a8c8ebe06cf3e4ef5c53cc3747529e692b58ebd1abe6a0653a5d5", kill_on_drop: false }`
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[INFO] [stderr]     Checking kpt_lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/config/model.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(default)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Deserialize, Clone, Debug)]
[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/config/model.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[serde(default)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 34 | #[derive(Deserialize, Clone, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[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/config/model.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[serde(default)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 5 | #[derive(Deserialize, Clone, Debug)]
[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/config/model.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[serde(default)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 34 | #[derive(Deserialize, Clone, Debug)]
[INFO] [stdout]    |          ----------- the attribute is introduced here
[INFO] [stdout]    |
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.06s
[INFO] running `Command { std: "docker" "inspect" "5c9e30ad190a8c8ebe06cf3e4ef5c53cc3747529e692b58ebd1abe6a0653a5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c9e30ad190a8c8ebe06cf3e4ef5c53cc3747529e692b58ebd1abe6a0653a5d5", kill_on_drop: false }`
[INFO] [stdout] 5c9e30ad190a8c8ebe06cf3e4ef5c53cc3747529e692b58ebd1abe6a0653a5d5
