[INFO] crate seek-ext 0.1.0 is already in cache [INFO] extracting crate seek-ext 0.1.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/seek-ext/0.1.0 [INFO] extracting crate seek-ext 0.1.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/seek-ext/0.1.0 [INFO] validating manifest of seek-ext-0.1.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of seek-ext-0.1.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing seek-ext-0.1.0 [INFO] finished frobbing seek-ext-0.1.0 [INFO] frobbed toml for seek-ext-0.1.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/seek-ext/0.1.0/Cargo.toml [INFO] started frobbing seek-ext-0.1.0 [INFO] finished frobbing seek-ext-0.1.0 [INFO] frobbed toml for seek-ext-0.1.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/seek-ext/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking seek-ext-0.1.0 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/seek-ext/0.1.0:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ae6eca3c75cb1b43328619b9cb8890832217099df261cfdaf1314954195b0ac5 [INFO] running `"docker" "start" "-a" "ae6eca3c75cb1b43328619b9cb8890832217099df261cfdaf1314954195b0ac5"` [INFO] [stderr] Checking seek-ext 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] --> src/lib.rs:86:22 [INFO] [stderr] | [INFO] [stderr] 86 | assert_eq!(c.stream_len().unwrap(), 15); [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 [INFO] [stderr] = help: call with fully qualified syntax `SeekExt::stream_len(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(seek_convenience)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:90:22 [INFO] [stderr] | [INFO] [stderr] 90 | assert_eq!(c.stream_len().unwrap(), 15); [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 [INFO] [stderr] = help: call with fully qualified syntax `SeekExt::stream_len(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(seek_convenience)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:96:22 [INFO] [stderr] | [INFO] [stderr] 96 | assert_eq!(c.stream_len().unwrap(), 15); [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 [INFO] [stderr] = help: call with fully qualified syntax `SeekExt::stream_len(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(seek_convenience)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `"docker" "inspect" "ae6eca3c75cb1b43328619b9cb8890832217099df261cfdaf1314954195b0ac5"` [INFO] running `"docker" "rm" "-f" "ae6eca3c75cb1b43328619b9cb8890832217099df261cfdaf1314954195b0ac5"` [INFO] [stdout] ae6eca3c75cb1b43328619b9cb8890832217099df261cfdaf1314954195b0ac5