[INFO] cloning repository https://github.com/Xk0nSid/grrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xk0nSid/grrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXk0nSid%2Fgrrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXk0nSid%2Fgrrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4670a436b51ee4d24b4e9925e2523a8dc51be1c0 [INFO] checking Xk0nSid/grrs against master#b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 for pr-128351-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXk0nSid%2Fgrrs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Xk0nSid/grrs on toolchain b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Xk0nSid/grrs [INFO] finished tweaking git repo https://github.com/Xk0nSid/grrs [INFO] tweaked toml for git repo https://github.com/Xk0nSid/grrs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Xk0nSid/grrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.cargories [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded remove_dir_all v0.5.1 [INFO] [stderr] Downloaded rand_xorshift v0.1.0 [INFO] [stderr] Downloaded rand_chacha v0.1.0 [INFO] [stderr] Downloaded predicates-tree v1.0.0 [INFO] [stderr] Downloaded normalize-line-endings v0.2.2 [INFO] [stderr] Downloaded treeline v0.1.0 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded predicates-core v1.0.0 [INFO] [stderr] Downloaded assert_cmd v0.10.2 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded itoa v0.4.3 [INFO] [stderr] Downloaded ryu v0.2.7 [INFO] [stderr] Downloaded serde v1.0.80 [INFO] [stderr] Downloaded serde_json v1.0.33 [INFO] [stderr] Downloaded difference v2.0.0 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded escargot v0.3.1 [INFO] [stderr] Downloaded exitfailure v0.5.1 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded rand v0.6.1 [INFO] [stderr] Downloaded float-cmp v0.4.0 [INFO] [stderr] Downloaded predicates v1.0.0 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded rand_pcg v0.1.1 [INFO] [stderr] Downloaded tempfile v3.0.5 [INFO] [stderr] Downloaded structopt-derive v0.2.13 [INFO] [stderr] Downloaded structopt v0.2.13 [INFO] [stderr] Downloaded serde_derive v1.0.80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 260c164413e0dae86353b30563b7086ae5703c7975324507e2db0e7eb7ad7f1e [INFO] running `Command { std: "docker" "start" "-a" "260c164413e0dae86353b30563b7086ae5703c7975324507e2db0e7eb7ad7f1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "260c164413e0dae86353b30563b7086ae5703c7975324507e2db0e7eb7ad7f1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "260c164413e0dae86353b30563b7086ae5703c7975324507e2db0e7eb7ad7f1e", kill_on_drop: false }` [INFO] [stdout] 260c164413e0dae86353b30563b7086ae5703c7975324507e2db0e7eb7ad7f1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4c9aafce3b706983519788d011aa4ea000aa22367ce9ce96e2764742804973f [INFO] running `Command { std: "docker" "start" "-a" "a4c9aafce3b706983519788d011aa4ea000aa22367ce9ce96e2764742804973f", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.cargories [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking tempfile v3.0.5 [INFO] [stderr] Checking predicates v1.0.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling structopt-derive v0.2.13 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking structopt v0.2.13 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stderr] Checking grrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut dyn std::io::Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut dyn std::io::Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> tests/cli.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:8:42 [INFO] [stdout] | [INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:19:45 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | grrs::find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = grrs::find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.15s [INFO] running `Command { std: "docker" "inspect" "a4c9aafce3b706983519788d011aa4ea000aa22367ce9ce96e2764742804973f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4c9aafce3b706983519788d011aa4ea000aa22367ce9ce96e2764742804973f", kill_on_drop: false }` [INFO] [stdout] a4c9aafce3b706983519788d011aa4ea000aa22367ce9ce96e2764742804973f [INFO] checking Xk0nSid/grrs against try#16d823b1c168ce52c66ccc00dfd686f775a45c65 for pr-128351-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXk0nSid%2Fgrrs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Xk0nSid/grrs on toolchain 16d823b1c168ce52c66ccc00dfd686f775a45c65 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Xk0nSid/grrs [INFO] finished tweaking git repo https://github.com/Xk0nSid/grrs [INFO] tweaked toml for git repo https://github.com/Xk0nSid/grrs written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Xk0nSid/grrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.cargories [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59384eec95259f690e2d90ec911122810d30203edadbffb6c72ba886d0c7f8ac [INFO] running `Command { std: "docker" "start" "-a" "59384eec95259f690e2d90ec911122810d30203edadbffb6c72ba886d0c7f8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59384eec95259f690e2d90ec911122810d30203edadbffb6c72ba886d0c7f8ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59384eec95259f690e2d90ec911122810d30203edadbffb6c72ba886d0c7f8ac", kill_on_drop: false }` [INFO] [stdout] 59384eec95259f690e2d90ec911122810d30203edadbffb6c72ba886d0c7f8ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1152f367ce9477342b2638b2dd3c05096a4bd2f3009af7c173f55efa0f425c42 [INFO] running `Command { std: "docker" "start" "-a" "1152f367ce9477342b2638b2dd3c05096a4bd2f3009af7c173f55efa0f425c42", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.cargories [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling heck v0.3.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking tempfile v3.0.5 [INFO] [stderr] Checking predicates v1.0.0 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling structopt-derive v0.2.13 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking structopt v0.2.13 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stderr] Checking grrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut dyn std::io::Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | writer: &mut dyn std::io::Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> tests/cli.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:8:42 [INFO] [stdout] | [INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 | fn file_doesnt_exist() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:19:45 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 19 | fn find_content_in_file() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | grrs::find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = grrs::find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.83s [INFO] running `Command { std: "docker" "inspect" "1152f367ce9477342b2638b2dd3c05096a4bd2f3009af7c173f55efa0f425c42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1152f367ce9477342b2638b2dd3c05096a4bd2f3009af7c173f55efa0f425c42", kill_on_drop: false }` [INFO] [stdout] 1152f367ce9477342b2638b2dd3c05096a4bd2f3009af7c173f55efa0f425c42