[INFO] fetching crate timetracking 1.5.20...
[INFO] checking timetracking-1.5.20 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate timetracking 1.5.20 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate timetracking 1.5.20 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate timetracking 1.5.20
[INFO] finished tweaking crates.io crate timetracking 1.5.20
[INFO] tweaked toml for crates.io crate timetracking 1.5.20 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate timetracking 1.5.20 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.2.5
[INFO] [stderr]   Downloaded iif v1.2.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded shellexpand v2.1.0
[INFO] [stderr]   Downloaded syn v1.0.68
[INFO] [stderr]   Downloaded libc v0.2.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 550ef56502af8da01d693fbd2eb0f8ef0a81881bf3e1e1021a46ea39796c4f31
[INFO] running `Command { std: "docker" "start" "-a" "550ef56502af8da01d693fbd2eb0f8ef0a81881bf3e1e1021a46ea39796c4f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "550ef56502af8da01d693fbd2eb0f8ef0a81881bf3e1e1021a46ea39796c4f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550ef56502af8da01d693fbd2eb0f8ef0a81881bf3e1e1021a46ea39796c4f31", kill_on_drop: false }`
[INFO] [stdout] 550ef56502af8da01d693fbd2eb0f8ef0a81881bf3e1e1021a46ea39796c4f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960e6713322397e2835d2de1472c7d2f7f6891be69f0d359aeac7a8cbb7bf706
[INFO] running `Command { std: "docker" "start" "-a" "960e6713322397e2835d2de1472c7d2f7f6891be69f0d359aeac7a8cbb7bf706", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking iif v1.2.0
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking timetracking v1.5.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `enable_project_settings` is never read
[INFO] [stdout]   --> src/settings.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Settings {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub enable_project_settings: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enable_project_settings` is never read
[INFO] [stdout]   --> src/settings.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Settings {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub enable_project_settings: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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` profile [unoptimized + debuginfo] target(s) in 23.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "960e6713322397e2835d2de1472c7d2f7f6891be69f0d359aeac7a8cbb7bf706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960e6713322397e2835d2de1472c7d2f7f6891be69f0d359aeac7a8cbb7bf706", kill_on_drop: false }`
[INFO] [stdout] 960e6713322397e2835d2de1472c7d2f7f6891be69f0d359aeac7a8cbb7bf706