[INFO] fetching crate chrono 0.4.19...
[INFO] checking chrono-0.4.19 against master#a09c668c965f735f4cd59e7158662b9daa0b71ba for pr-98370
[INFO] extracting crate chrono 0.4.19 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate chrono 0.4.19 on toolchain a09c668c965f735f4cd59e7158662b9daa0b71ba
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chrono 0.4.19
[INFO] finished tweaking crates.io crate chrono 0.4.19
[INFO] tweaked toml for crates.io crate chrono 0.4.19 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f48d2888f81ea2e839dba555d88f9082cb8d98294b6a0e52a959990fac26e56f
[INFO] running `Command { std: "docker" "start" "-a" "f48d2888f81ea2e839dba555d88f9082cb8d98294b6a0e52a959990fac26e56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f48d2888f81ea2e839dba555d88f9082cb8d98294b6a0e52a959990fac26e56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48d2888f81ea2e839dba555d88f9082cb8d98294b6a0e52a959990fac26e56f", kill_on_drop: false }`
[INFO] [stdout] f48d2888f81ea2e839dba555d88f9082cb8d98294b6a0e52a959990fac26e56f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+a09c668c965f735f4cd59e7158662b9daa0b71ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 521198e3e2c55b7ddd6a335f9c269e3b2cab36179c866b793e199d17c6150da8
[INFO] running `Command { std: "docker" "start" "-a" "521198e3e2c55b7ddd6a335f9c269e3b2cab36179c866b793e199d17c6150da8", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19 (/opt/rustwide/workdir)
[INFO] [stdout] error: field is never read: `locale`
[INFO] [stdout]    --> src/format/mod.rs:729:5
[INFO] [stdout]     |
[INFO] [stdout] 729 |     locale: Option<Locale>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 | #![deny(dead_code)]
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     = note: `DelayedFormat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chrono` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "521198e3e2c55b7ddd6a335f9c269e3b2cab36179c866b793e199d17c6150da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521198e3e2c55b7ddd6a335f9c269e3b2cab36179c866b793e199d17c6150da8", kill_on_drop: false }`
[INFO] [stdout] 521198e3e2c55b7ddd6a335f9c269e3b2cab36179c866b793e199d17c6150da8