[INFO] crate ogrep 0.2.1 is already in cache [INFO] extracting crate ogrep 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ogrep/0.2.1 [INFO] extracting crate ogrep 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ogrep/0.2.1 [INFO] validating manifest of ogrep-0.2.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ogrep-0.2.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ogrep-0.2.1 [INFO] finished frobbing ogrep-0.2.1 [INFO] frobbed toml for ogrep-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ogrep/0.2.1/Cargo.toml [INFO] started frobbing ogrep-0.2.1 [INFO] finished frobbing ogrep-0.2.1 [INFO] frobbed toml for ogrep-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ogrep/0.2.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ogrep-0.2.1 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ogrep/0.2.1:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 6c5f1d04da65f51d643f45c8b1f658349480209389bee993dfe0fb8448d9f7ac [INFO] running `"docker" "start" "-a" "6c5f1d04da65f51d643f45c8b1f658349480209389bee993dfe0fb8448d9f7ac"` [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling ogrep v0.2.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:81:39 [INFO] [stderr] | [INFO] [stderr] 81 | fn as_buf_read(&mut self) -> &mut std::io::BufRead { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::BufRead` [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/main.rs:105:42 [INFO] [stderr] | [INFO] [stderr] 105 | fn close(mut self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:109:48 [INFO] [stderr] | [INFO] [stderr] 109 | fn close_impl(&mut self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:122:36 [INFO] [stderr] | [INFO] [stderr] 122 | fn as_write(&mut self) -> &mut std::io::Write { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:164:18 [INFO] [stderr] | [INFO] [stderr] 164 | output: &'o mut std::io::Write, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:336:30 [INFO] [stderr] | [INFO] [stderr] 336 | fn process_input(input: &mut BufRead, [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:483:48 [INFO] [stderr] | [INFO] [stderr] 483 | fn real_main() -> std::result::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:232:17 [INFO] [stderr] | [INFO] [stderr] 232 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/main.rs:232:17 [INFO] [stderr] | [INFO] [stderr] 232 | .author(crate_authors!("\n")) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/main.rs:583:62 [INFO] [stderr] | [INFO] [stderr] 583 | let filepath = std::path::Path::new(line.trim_right_matches('\n')); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>` [INFO] [stderr] --> src/main.rs:541:17 [INFO] [stderr] | [INFO] [stderr] 541 | Cow::from(options.pattern.as_ref()) [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: required by `std::convert::From::from` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0283`. [INFO] [stderr] error: Could not compile `ogrep`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "6c5f1d04da65f51d643f45c8b1f658349480209389bee993dfe0fb8448d9f7ac"` [INFO] running `"docker" "rm" "-f" "6c5f1d04da65f51d643f45c8b1f658349480209389bee993dfe0fb8448d9f7ac"` [INFO] [stdout] 6c5f1d04da65f51d643f45c8b1f658349480209389bee993dfe0fb8448d9f7ac