[INFO] fetching crate mail-core 0.6.2... [INFO] extracting crate mail-core 0.6.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/mail-core/0.6.2 [INFO] extracting crate mail-core 0.6.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/mail-core/0.6.2 [INFO] validating manifest of mail-core-0.6.2 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 mail-core-0.6.2 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 mail-core-0.6.2 [INFO] finished frobbing mail-core-0.6.2 [INFO] frobbed toml for mail-core-0.6.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/mail-core/0.6.2/Cargo.toml [INFO] started frobbing mail-core-0.6.2 [INFO] finished frobbing mail-core-0.6.2 [INFO] frobbed toml for mail-core-0.6.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/mail-core/0.6.2/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 mail-core-0.6.2 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/mail-core/0.6.2:/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] 7570e21ac04853a47f7ac17e121ec2a300c7b96fef1f2ccc5bf8411c663e10bf [INFO] running `"docker" "start" "-a" "7570e21ac04853a47f7ac17e121ec2a300c7b96fef1f2ccc5bf8411c663e10bf"` [INFO] [stderr] Checking vec-drain-where v1.0.0 [INFO] [stderr] Compiling checked_command v0.2.2 [INFO] [stderr] Checking mail-internals v0.2.3 [INFO] [stderr] Checking total-order-multi-map v0.4.5 [INFO] [stderr] Checking mail-headers v0.6.6 [INFO] [stderr] Checking mail-core v0.6.2 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:78:32 [INFO] [stderr] | [INFO] [stderr] 78 | fn cause(&self) -> Option<&Fail> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | pub type SendBoxFuture = Box + Send + 'static>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:78:32 [INFO] [stderr] | [INFO] [stderr] 78 | fn cause(&self) -> Option<&Fail> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Fail` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/utils.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | pub type SendBoxFuture = Box + Send + 'static>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send + 'static` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mail.rs:600:17 [INFO] [stderr] | [INFO] [stderr] 600 | let mut headers: &mut HeaderMap = headers; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mail.rs:600:17 [INFO] [stderr] | [INFO] [stderr] 600 | let mut headers: &mut HeaderMap = headers; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.92s [INFO] running `"docker" "inspect" "7570e21ac04853a47f7ac17e121ec2a300c7b96fef1f2ccc5bf8411c663e10bf"` [INFO] running `"docker" "rm" "-f" "7570e21ac04853a47f7ac17e121ec2a300c7b96fef1f2ccc5bf8411c663e10bf"` [INFO] [stdout] 7570e21ac04853a47f7ac17e121ec2a300c7b96fef1f2ccc5bf8411c663e10bf