[INFO] fetching crate expedite 0.1.0...
[INFO] checking expedite-0.1.0 against beta for pr-78714
[INFO] extracting crate expedite 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate expedite 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate expedite 0.1.0
[INFO] finished tweaking crates.io crate expedite 0.1.0
[INFO] tweaked toml for crates.io crate expedite 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbca6ea4806be557370038b35ff602e156492e65d86b223f351ccfe5ef9ae400
[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" "bbca6ea4806be557370038b35ff602e156492e65d86b223f351ccfe5ef9ae400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbca6ea4806be557370038b35ff602e156492e65d86b223f351ccfe5ef9ae400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbca6ea4806be557370038b35ff602e156492e65d86b223f351ccfe5ef9ae400", kill_on_drop: false }`
[INFO] [stdout] bbca6ea4806be557370038b35ff602e156492e65d86b223f351ccfe5ef9ae400
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce08319fe7a581c823cde46816e918f92f967b60bfee46718d0230ad31b9736a
[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" "ce08319fe7a581c823cde46816e918f92f967b60bfee46718d0230ad31b9736a", kill_on_drop: false }`
[INFO] [stderr]     Checking expedite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `datetime::time_change::TimeChange`
[INFO] [stdout]  --> src/datetime/date.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use datetime::time_change::TimeChange;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/datetime/date.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if (n >= 0) {
[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 `if` condition
[INFO] [stdout]   --> src/datetime/date.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |         if (after_this_year > 0) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/datetime/date.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |         if (n > self.month) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:104:16
[INFO] [stdout]     |
[INFO] [stdout] 104 |         jdn += (365u32.wrapping_mul(y));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:105:16
[INFO] [stdout]     |
[INFO] [stdout] 105 |         jdn += (y / 4);
[INFO] [stdout]     |                ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:106:16
[INFO] [stdout]     |
[INFO] [stdout] 106 |         jdn -= (y / 100);
[INFO] [stdout]     |                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |         jdn += (y / 400);
[INFO] [stdout]     |                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `datetime::time_change::TimeChange`
[INFO] [stdout]  --> src/datetime/date.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use datetime::time_change::TimeChange;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/datetime/date.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if (n >= 0) {
[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 `if` condition
[INFO] [stdout]   --> src/datetime/date.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |         if (after_this_year > 0) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/datetime/date.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |         if (n > self.month) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:104:16
[INFO] [stdout]     |
[INFO] [stdout] 104 |         jdn += (365u32.wrapping_mul(y));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:105:16
[INFO] [stdout]     |
[INFO] [stdout] 105 |         jdn += (y / 4);
[INFO] [stdout]     |                ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:106:16
[INFO] [stdout]     |
[INFO] [stdout] 106 |         jdn -= (y / 100);
[INFO] [stdout]     |                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/datetime/date.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |         jdn += (y / 400);
[INFO] [stdout]     |                ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `month`
[INFO] [stdout]   --> src/datetime/date.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let month = self.month;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_month`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `month`
[INFO] [stdout]   --> src/datetime/date.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let month = self.month;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_month`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut map = hash!{'{' => '}', '[' => ']', '(' => ')'};
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut map = hash!{'{' => '}', '[' => ']', '(' => ')'};
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 0.62s
[INFO] running `Command { std: "docker" "inspect" "ce08319fe7a581c823cde46816e918f92f967b60bfee46718d0230ad31b9736a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce08319fe7a581c823cde46816e918f92f967b60bfee46718d0230ad31b9736a", kill_on_drop: false }`
[INFO] [stdout] ce08319fe7a581c823cde46816e918f92f967b60bfee46718d0230ad31b9736a