[INFO] cloning repository https://github.com/FreeMasen/duration_parsers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/duration_parsers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fduration_parsers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fduration_parsers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a34cbcce4aa7590fe9d257e2663cb495b7c78ea8
[INFO] checking FreeMasen/duration_parsers against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fduration_parsers" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/duration_parsers on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeMasen/duration_parsers
[INFO] finished tweaking git repo https://github.com/FreeMasen/duration_parsers
[INFO] tweaked toml for git repo https://github.com/FreeMasen/duration_parsers written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/duration_parsers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest v2.0.2
[INFO] [stderr]   Downloaded combine v3.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 149f9f55569cd0a952c78fcfd4970cd86aff170dfe75b90825bb9a112f5afc21
[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" "149f9f55569cd0a952c78fcfd4970cd86aff170dfe75b90825bb9a112f5afc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149f9f55569cd0a952c78fcfd4970cd86aff170dfe75b90825bb9a112f5afc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149f9f55569cd0a952c78fcfd4970cd86aff170dfe75b90825bb9a112f5afc21", kill_on_drop: false }`
[INFO] [stdout] 149f9f55569cd0a952c78fcfd4970cd86aff170dfe75b90825bb9a112f5afc21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9962788c8268221eb3c0a68ebe3b314b9e1c81ff6cdcbe02a93ad9cc79eddd4a
[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" "9962788c8268221eb3c0a68ebe3b314b9e1c81ff6cdcbe02a93ad9cc79eddd4a", kill_on_drop: false }`
[INFO] [stderr]     Checking duration v0.1.0 (/opt/rustwide/workdir/crates/duration)
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ascii v0.9.1
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking pest v2.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking hand_rolled_duration_parser v0.1.0 (/opt/rustwide/workdir/crates/hand_rolled_duration_parser)
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking combine v3.6.2
[INFO] [stderr]     Checking nom_duration_parser v0.1.0 (/opt/rustwide/workdir/crates/nom_duration_parser)
[INFO] [stderr]     Checking random_durations v0.1.0 (/opt/rustwide/workdir/crates/random_durations)
[INFO] [stderr]     Checking parsers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `single`
[INFO] [stdout]   --> benches/main.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn single(b: &mut Bencher, f: &impl Fn(&str) -> Result<Duration, String>) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `thousand`
[INFO] [stdout]   --> benches/main.rs:78:4
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn thousand(b: &mut Bencher, f: &impl Fn(&str) -> Result<Duration, String>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]     Checking pest_duration_parser v0.1.0 (/opt/rustwide/workdir/crates/pest_duration_parser)
[INFO] [stderr]     Checking combine_duration_parser v0.1.0 (/opt/rustwide/workdir/crates/combine_duration_parser)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> crates/combine_duration_parser/src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     (
[INFO] [stdout] 50 | |         many1(value_pair(false))
[INFO] [stdout] 51 | |     )
[INFO] [stdout]    | |_____^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> crates/combine_duration_parser/src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     (
[INFO] [stdout] 50 | |         many1(value_pair(false))
[INFO] [stdout] 51 | |     )
[INFO] [stdout]    | |_____^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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 [unoptimized + debuginfo] target(s) in 32.30s
[INFO] running `Command { std: "docker" "inspect" "9962788c8268221eb3c0a68ebe3b314b9e1c81ff6cdcbe02a93ad9cc79eddd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9962788c8268221eb3c0a68ebe3b314b9e1c81ff6cdcbe02a93ad9cc79eddd4a", kill_on_drop: false }`
[INFO] [stdout] 9962788c8268221eb3c0a68ebe3b314b9e1c81ff6cdcbe02a93ad9cc79eddd4a