[INFO] crate takkerus 0.3.0 is already in cache
[INFO] extracting crate takkerus 0.3.0 into work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/takkerus/0.3.0
[INFO] extracting crate takkerus 0.3.0 into work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/takkerus/0.3.0
[INFO] validating manifest of takkerus-0.3.0 on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of takkerus-0.3.0 on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing takkerus-0.3.0
[INFO] finished frobbing takkerus-0.3.0
[INFO] frobbed toml for takkerus-0.3.0 written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/reg/takkerus/0.3.0/Cargo.toml
[INFO] started frobbing takkerus-0.3.0
[INFO] finished frobbing takkerus-0.3.0
[INFO] frobbed toml for takkerus-0.3.0 written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/takkerus/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking takkerus-0.3.0 against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-7/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/reg/takkerus/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8020459e1339487441534ba80b5b76dcbe3cc85c1cc9cfa2cb38dd13d49933de
[INFO] running `"docker" "start" "-a" "8020459e1339487441534ba80b5b76dcbe3cc85c1cc9cfa2cb38dd13d49933de"`
[INFO] [stderr]     Checking zero_sum v1.2.0
[INFO] [stderr]     Checking takkerus v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/main.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![feature(conservative_impl_trait)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/main.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![feature(conservative_impl_trait)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `"docker" "inspect" "8020459e1339487441534ba80b5b76dcbe3cc85c1cc9cfa2cb38dd13d49933de"`
[INFO] running `"docker" "rm" "-f" "8020459e1339487441534ba80b5b76dcbe3cc85c1cc9cfa2cb38dd13d49933de"`
[INFO] [stdout] 8020459e1339487441534ba80b5b76dcbe3cc85c1cc9cfa2cb38dd13d49933de