[INFO] fetching crate pruner 0.72.0...
[INFO] checking pruner-0.72.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate pruner 0.72.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate pruner 0.72.0
[INFO] finished tweaking crates.io crate pruner 0.72.0
[INFO] tweaked toml for crates.io crate pruner 0.72.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pruner 0.72.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pruner 0.72.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44a486c46520f953b47d4db6e842e4196fc9e2b36171cdb6772c71eb7d23abfc
[INFO] running `Command { std: "docker" "start" "-a" "44a486c46520f953b47d4db6e842e4196fc9e2b36171cdb6772c71eb7d23abfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44a486c46520f953b47d4db6e842e4196fc9e2b36171cdb6772c71eb7d23abfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a486c46520f953b47d4db6e842e4196fc9e2b36171cdb6772c71eb7d23abfc", kill_on_drop: false }`
[INFO] [stdout] 44a486c46520f953b47d4db6e842e4196fc9e2b36171cdb6772c71eb7d23abfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e1c2dbfbbe6a55e6c83fc674223c4e96c26547b80554f2253c5936a4bc02f4a
[INFO] running `Command { std: "docker" "start" "-a" "2e1c2dbfbbe6a55e6c83fc674223c4e96c26547b80554f2253c5936a4bc02f4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.9.0
[INFO] [stderr]     Checking iso8601 v0.6.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking pruner v0.72.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 |         for mut bucket_state in &mut self.buckets[bid..] {
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:205:39
[INFO] [stdout]     |
[INFO] [stdout] 205 |         (1..=30).map(|d| chrono::NaiveDate::from_ymd(1, 1, d)),
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:207:23
[INFO] [stdout]     |
[INFO] [stdout] 207 |             chrono::NaiveDate::from_ymd(1, 1, 1),
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |             chrono::NaiveDate::from_ymd(1, 1, 9),
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:209:23
[INFO] [stdout]     |
[INFO] [stdout] 209 |             chrono::NaiveDate::from_ymd(1, 1, 17),
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:210:23
[INFO] [stdout]     |
[INFO] [stdout] 210 |             chrono::NaiveDate::from_ymd(1, 1, 25),
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:211:23
[INFO] [stdout]     |
[INFO] [stdout] 211 |             chrono::NaiveDate::from_ymd(1, 1, 27),
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]    --> src/test.rs:212:23
[INFO] [stdout]     |
[INFO] [stdout] 212 |             chrono::NaiveDate::from_ymd(1, 1, 29),
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 |         for mut bucket_state in &mut self.buckets[bid..] {
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OsString, Infallible>
[INFO] [stdout]  --> src/bin/pruner.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 | /     /// The file to read in entries, if not provided stdin is used.
[INFO] [stdout] 6 | |     #[structopt(short, long)]
[INFO] [stdout] 7 | |     file: Option<std::ffi::OsString>,
[INFO] [stdout]   | |____________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pruner` (bin "pruner" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<OsString, Infallible>
[INFO] [stdout]  --> src/bin/pruner.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 | /     /// The file to read in entries, if not provided stdin is used.
[INFO] [stdout] 6 | |     #[structopt(short, long)]
[INFO] [stdout] 7 | |     file: Option<std::ffi::OsString>,
[INFO] [stdout]   | |____________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pruner` (bin "pruner") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2e1c2dbfbbe6a55e6c83fc674223c4e96c26547b80554f2253c5936a4bc02f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1c2dbfbbe6a55e6c83fc674223c4e96c26547b80554f2253c5936a4bc02f4a", kill_on_drop: false }`
[INFO] [stdout] 2e1c2dbfbbe6a55e6c83fc674223c4e96c26547b80554f2253c5936a4bc02f4a
