[INFO] cloning repository https://github.com/rohankumardubey/jless [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rohankumardubey/jless" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fjless", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fjless'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 619f74697d1c0277b07d685bcd061262010485f2 [INFO] checking rohankumardubey/jless against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frohankumardubey%2Fjless" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rohankumardubey/jless on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rohankumardubey/jless [INFO] finished tweaking git repo https://github.com/rohankumardubey/jless [INFO] tweaked toml for git repo https://github.com/rohankumardubey/jless written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/rohankumardubey/jless 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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 redox_termios v0.1.2 [INFO] [stderr] Downloaded str-buf v1.0.5 [INFO] [stderr] Downloaded isatty v0.1.9 [INFO] [stderr] Downloaded error-code v2.3.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.4 [INFO] [stderr] Downloaded clipboard-win v4.2.1 [INFO] [stderr] Downloaded beef v0.5.1 [INFO] [stderr] Downloaded signal-hook v0.3.8 [INFO] [stderr] Downloaded redox_syscall v0.2.6 [INFO] [stderr] Downloaded rustyline v9.0.0 [INFO] [stderr] Downloaded logos-derive v0.12.0 [INFO] [stderr] Downloaded structopt v0.3.21 [INFO] [stderr] Downloaded structopt-derive v0.4.14 [INFO] [stderr] Downloaded logos v0.12.0 [INFO] [stderr] Downloaded fd-lock v3.0.0 [INFO] [stderr] Downloaded syn v1.0.69 [INFO] [stderr] Downloaded termion v1.5.6 [INFO] [stderr] Downloaded nix v0.22.1 [INFO] [stderr] Downloaded libc v0.2.99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9849712c42252c3939e3851569d0150e5b7c37fea8be0ff61ace5e862afc08f9 [INFO] running `Command { std: "docker" "start" "-a" "9849712c42252c3939e3851569d0150e5b7c37fea8be0ff61ace5e862afc08f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9849712c42252c3939e3851569d0150e5b7c37fea8be0ff61ace5e862afc08f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9849712c42252c3939e3851569d0150e5b7c37fea8be0ff61ace5e862afc08f9", kill_on_drop: false }` [INFO] [stdout] 9849712c42252c3939e3851569d0150e5b7c37fea8be0ff61ace5e862afc08f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c8aa6598e99148b7b6c3d9395621463f8238c059282c9e5b788cdcfb6cf8f41 [INFO] running `Command { std: "docker" "start" "-a" "7c8aa6598e99148b7b6c3d9395621463f8238c059282c9e5b788cdcfb6cf8f41", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling signal-hook v0.3.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling beef v0.5.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking fd-lock v3.0.0 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking nix v0.22.1 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling logos-derive v0.12.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking rustyline v9.0.0 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking logos v0.12.0 [INFO] [stderr] Checking jless v0.7.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `available_space` is never read [INFO] [stdout] --> src/lineprinter.rs:764:17 [INFO] [stdout] | [INFO] [stdout] 764 | available_space -= 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `BLACK` is never used [INFO] [stdout] --> src/terminal.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | pub const BLACK: Color = Color::C16(0); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `output` and `clear_output` are never used [INFO] [stdout] --> src/terminal.rs:71:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub trait Terminal: Write { [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 71 | fn output(&self) -> &str; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn clear_output(&mut self); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/search.rs:93:56 [INFO] [stdout] | [INFO] [stdout] 93 | fn invert_square_and_curly_bracket_escaping(regex: &str) -> Cow { [INFO] [stdout] | ^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 93 | fn invert_square_and_curly_bracket_escaping(regex: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/search.rs:221:25 [INFO] [stdout] | [INFO] [stdout] 221 | pub fn matches_iter(&self, range_start: usize) -> MatchRangeIter { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 221 | pub fn matches_iter(&self, range_start: usize) -> MatchRangeIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `available_space` is never read [INFO] [stdout] --> src/lineprinter.rs:764:17 [INFO] [stdout] | [INFO] [stdout] 764 | available_space -= 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lineprinter.rs:1054:39 [INFO] [stdout] | [INFO] [stdout] 1054 | fn default_line_printer(terminal: &mut dyn Terminal) -> LinePrinter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ----------- [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 1054 | fn default_line_printer(terminal: &mut dyn Terminal) -> LinePrinter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/search.rs:93:56 [INFO] [stdout] | [INFO] [stdout] 93 | fn invert_square_and_curly_bracket_escaping(regex: &str) -> Cow { [INFO] [stdout] | ^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 93 | fn invert_square_and_curly_bracket_escaping(regex: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/search.rs:221:25 [INFO] [stdout] | [INFO] [stdout] 221 | pub fn matches_iter(&self, range_start: usize) -> MatchRangeIter { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 221 | pub fn matches_iter(&self, range_start: usize) -> MatchRangeIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.87s [INFO] running `Command { std: "docker" "inspect" "7c8aa6598e99148b7b6c3d9395621463f8238c059282c9e5b788cdcfb6cf8f41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c8aa6598e99148b7b6c3d9395621463f8238c059282c9e5b788cdcfb6cf8f41", kill_on_drop: false }` [INFO] [stdout] 7c8aa6598e99148b7b6c3d9395621463f8238c059282c9e5b788cdcfb6cf8f41