[INFO] crate timmy 0.3.0 is already in cache
[INFO] checking timmy-0.3.0 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate timmy 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate timmy 0.3.0 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate timmy 0.3.0
[INFO] finished tweaking crates.io crate timmy 0.3.0
[INFO] tweaked toml for crates.io crate timmy 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d69fc49733f1b61db463df75d14ce0fda0d58fb23ba8b92fa63b462fc593aab7
[INFO] running `"docker" "start" "-a" "d69fc49733f1b61db463df75d14ce0fda0d58fb23ba8b92fa63b462fc593aab7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking linked-hash-map v0.0.9
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking ansi_term v0.8.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.5.0
[INFO] [stderr]     Checking lru-cache v0.0.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking rusqlite v0.7.4
[INFO] [stderr]     Checking timmy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `start_of_week` is never read
[INFO] [stderr]    --> src/main.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |     let mut start_of_week = NaiveDate::from_isoywd(1, 1, Weekday::Mon);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `start_of_week` is never read
[INFO] [stderr]    --> src/main.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |     let mut start_of_week = NaiveDate::from_isoywd(1, 1, Weekday::Mon);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(question_mark)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(question_mark)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.58s
[INFO] running `"docker" "inspect" "d69fc49733f1b61db463df75d14ce0fda0d58fb23ba8b92fa63b462fc593aab7"`
[INFO] running `"docker" "rm" "-f" "d69fc49733f1b61db463df75d14ce0fda0d58fb23ba8b92fa63b462fc593aab7"`
[INFO] [stdout] d69fc49733f1b61db463df75d14ce0fda0d58fb23ba8b92fa63b462fc593aab7