[INFO] fetching crate divrem 0.1.0...
[INFO] extracting crate divrem 0.1.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/divrem/0.1.0
[INFO] extracting crate divrem 0.1.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/divrem/0.1.0
[INFO] validating manifest of divrem-0.1.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of divrem-0.1.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing divrem-0.1.0
[INFO] finished frobbing divrem-0.1.0
[INFO] frobbed toml for divrem-0.1.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/divrem/0.1.0/Cargo.toml
[INFO] started frobbing divrem-0.1.0
[INFO] finished frobbing divrem-0.1.0
[INFO] frobbed toml for divrem-0.1.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/divrem/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking divrem-0.1.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/divrem/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6fcea31c707a927d0a848138e788b502701e26c6d0a1ef3db43554a387fe4efd
[INFO] running `"docker" "start" "-a" "6fcea31c707a927d0a848138e788b502701e26c6d0a1ef3db43554a387fe4efd"`
[INFO] [stderr]     Checking divrem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> benches/lib.rs:148:11
[INFO] [stderr]     |
[INFO] [stderr] 148 |     self_.div_euclid(other)
[INFO] [stderr]     |           ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unstable_name_collisions)] on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::DivEuclid::div_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl i32>::div_euclid`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> benches/lib.rs:153:11
[INFO] [stderr]     |
[INFO] [stderr] 153 |     self_.rem_euclid(other)
[INFO] [stderr]     |           ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::RemEuclid::rem_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl i32>::rem_euclid`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> tests/lib.rs:161:28
[INFO] [stderr]     |
[INFO] [stderr] 161 |     test!(test_div_euclid, div_euclid);
[INFO] [stderr]     |                            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unstable_name_collisions)] on by default
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::DivEuclid::div_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl i32>::div_euclid`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> tests/lib.rs:161:28
[INFO] [stderr]     |
[INFO] [stderr] 161 |     test!(test_div_euclid, div_euclid);
[INFO] [stderr]     |                            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::DivEuclid::div_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl i32>::div_euclid`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> tests/lib.rs:162:28
[INFO] [stderr]     |
[INFO] [stderr] 162 |     test!(test_rem_euclid, rem_euclid);
[INFO] [stderr]     |                            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::RemEuclid::rem_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl i32>::rem_euclid`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> tests/lib.rs:213:28
[INFO] [stderr]     |
[INFO] [stderr] 213 |     test!(test_div_euclid, div_euclid);
[INFO] [stderr]     |                            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::DivEuclid::div_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl u32>::div_euclid`
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> tests/lib.rs:214:28
[INFO] [stderr]     |
[INFO] [stderr] 214 |     test!(test_rem_euclid, rem_euclid);
[INFO] [stderr]     |                            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `divrem::RemEuclid::rem_euclid(...)` to keep using the current method
[INFO] [stderr]     = help: add #![feature(euclidean_division)] to the crate attributes to enable `core::num::<impl u32>::rem_euclid`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `"docker" "inspect" "6fcea31c707a927d0a848138e788b502701e26c6d0a1ef3db43554a387fe4efd"`
[INFO] running `"docker" "rm" "-f" "6fcea31c707a927d0a848138e788b502701e26c6d0a1ef3db43554a387fe4efd"`
[INFO] [stdout] 6fcea31c707a927d0a848138e788b502701e26c6d0a1ef3db43554a387fe4efd