[INFO] fetching crate lxcrond 0.2.1...
[INFO] checking lxcrond-0.2.1 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate lxcrond 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lxcrond 0.2.1 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lxcrond 0.2.1
[INFO] finished tweaking crates.io crate lxcrond 0.2.1
[INFO] tweaked toml for crates.io crate lxcrond 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate lxcrond 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtoa v0.4.4
[INFO] [stderr]   Downloaded fnv v1.0.6
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded arc-swap v0.3.11
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.5
[INFO] [stderr]   Downloaded ordered-float v1.0.2
[INFO] [stderr]   Downloaded log4rs v0.9.0
[INFO] [stderr]   Downloaded flate2 v1.0.13
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded serde-value v0.5.3
[INFO] [stderr]   Downloaded adler32 v1.0.4
[INFO] [stderr]   Downloaded serde_json v1.0.44
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded cmdline_words_parser v0.1.0
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 781b27d0f326dbe94d2a5291149f35a263821d0d269074698fca19280fe76f59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "781b27d0f326dbe94d2a5291149f35a263821d0d269074698fca19280fe76f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "781b27d0f326dbe94d2a5291149f35a263821d0d269074698fca19280fe76f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781b27d0f326dbe94d2a5291149f35a263821d0d269074698fca19280fe76f59", kill_on_drop: false }`
[INFO] [stdout] 781b27d0f326dbe94d2a5291149f35a263821d0d269074698fca19280fe76f59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d431a8cc04817d50372957fe5e371371aef2a182edba151284ad1c3ad1f8049d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d431a8cc04817d50372957fe5e371371aef2a182edba151284ad1c3ad1f8049d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking cmdline_words_parser v0.1.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking log4rs v0.9.0
[INFO] [stderr]     Checking lxcrond v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `TimeZone`, `Timelike`
[INFO] [stdout]   --> src/cron.rs:59:18
[INFO] [stdout]    |
[INFO] [stdout] 59 |     use chrono::{Timelike, TimeZone};
[INFO] [stdout]    |                  ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::format::Fixed::TimezoneOffsetZ`
[INFO] [stdout]   --> src/cron.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use chrono::format::Fixed::TimezoneOffsetZ;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.81s
[INFO] running `Command { std: "docker" "inspect" "d431a8cc04817d50372957fe5e371371aef2a182edba151284ad1c3ad1f8049d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d431a8cc04817d50372957fe5e371371aef2a182edba151284ad1c3ad1f8049d", kill_on_drop: false }`
[INFO] [stdout] d431a8cc04817d50372957fe5e371371aef2a182edba151284ad1c3ad1f8049d