[INFO] fetching crate divrem 0.1.0...
[INFO] checking divrem-0.1.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate divrem 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate divrem 0.1.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate divrem 0.1.0
[INFO] finished tweaking crates.io crate divrem 0.1.0
[INFO] tweaked toml for crates.io crate divrem 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fbd4707a04a07889a722b780f5b5aa79e7370b12033a78d25a7389bd995c338
[INFO] running `Command { std: "docker" "start" "-a" "3fbd4707a04a07889a722b780f5b5aa79e7370b12033a78d25a7389bd995c338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fbd4707a04a07889a722b780f5b5aa79e7370b12033a78d25a7389bd995c338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fbd4707a04a07889a722b780f5b5aa79e7370b12033a78d25a7389bd995c338", kill_on_drop: false }`
[INFO] [stdout] 3fbd4707a04a07889a722b780f5b5aa79e7370b12033a78d25a7389bd995c338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ed84fedef46b0128d56b94cb324ff05d286f3766a0ae4b04dacc476d45d5c97
[INFO] running `Command { std: "docker" "start" "-a" "1ed84fedef46b0128d56b94cb324ff05d286f3766a0ae4b04dacc476d45d5c97", kill_on_drop: false }`
[INFO] [stderr]     Checking divrem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DivEuclid`
[INFO] [stdout]   --> tests/lib.rs:76:18
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use divrem::{DivEuclid, DivRemEuclid, RemEuclid};
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RemEuclid`
[INFO] [stdout]   --> tests/lib.rs:76:43
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use divrem::{DivEuclid, DivRemEuclid, RemEuclid};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DivEuclid`
[INFO] [stdout]    --> tests/lib.rs:172:18
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use divrem::{DivEuclid, DivRemEuclid, RemEuclid};
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RemEuclid`
[INFO] [stdout]    --> tests/lib.rs:172:43
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use divrem::{DivEuclid, DivRemEuclid, RemEuclid};
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DivEuclid`
[INFO] [stdout]  --> benches/lib.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use divrem::{DivEuclid, DivRemEuclid, RemEuclid};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RemEuclid`
[INFO] [stdout]  --> benches/lib.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 | use divrem::{DivEuclid, DivRemEuclid, RemEuclid};
[INFO] [stdout]   |                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "1ed84fedef46b0128d56b94cb324ff05d286f3766a0ae4b04dacc476d45d5c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed84fedef46b0128d56b94cb324ff05d286f3766a0ae4b04dacc476d45d5c97", kill_on_drop: false }`
[INFO] [stdout] 1ed84fedef46b0128d56b94cb324ff05d286f3766a0ae4b04dacc476d45d5c97