[INFO] fetching crate wfh 0.1.0... [INFO] building wfh-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate wfh 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate wfh 0.1.0 [INFO] finished tweaking crates.io crate wfh 0.1.0 [INFO] tweaked toml for crates.io crate wfh 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wfh 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate wfh 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 19e28cface035b4d28a34f5baea7b4d889414eb1391e55896af731dca71c97b2 [INFO] running `Command { std: "docker" "start" "-a" "19e28cface035b4d28a34f5baea7b4d889414eb1391e55896af731dca71c97b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19e28cface035b4d28a34f5baea7b4d889414eb1391e55896af731dca71c97b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19e28cface035b4d28a34f5baea7b4d889414eb1391e55896af731dca71c97b2", kill_on_drop: false }` [INFO] [stdout] 19e28cface035b4d28a34f5baea7b4d889414eb1391e55896af731dca71c97b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4de919292e21a58aea11b73a644157f236f65ddc15d8769d3d83e84b3c326a00 [INFO] running `Command { std: "docker" "start" "-a" "4de919292e21a58aea11b73a644157f236f65ddc15d8769d3d83e84b3c326a00", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling regex-syntax v0.6.13 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling bstr v0.2.10 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.8 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling inotify v0.7.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling regex v1.3.3 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling globset v0.4.4 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling notify v4.0.15 [INFO] [stderr] Compiling ignore v0.4.11 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling proc-macro-error v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.3 [INFO] [stderr] Compiling structopt-derive v0.4.0 [INFO] [stderr] Compiling structopt v0.3.7 [INFO] [stderr] Compiling wfh v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/app.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 119 | / loop { [INFO] [stdout] 120 | | match rx.recv_timeout(Duration::from_millis(1000)) { [INFO] [stdout] 121 | | Ok(event) => { [INFO] [stdout] 122 | | self.find_dir_to_sync(&event) [INFO] [stdout] ... | [INFO] [stdout] 136 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 137 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reset_pbar` is never used [INFO] [stdout] --> src/pbar.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn reset_pbar(n: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_pbar` is never used [INFO] [stdout] --> src/pbar.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn print_pbar(dirs: &Vec, s: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.28s [INFO] running `Command { std: "docker" "inspect" "4de919292e21a58aea11b73a644157f236f65ddc15d8769d3d83e84b3c326a00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4de919292e21a58aea11b73a644157f236f65ddc15d8769d3d83e84b3c326a00", kill_on_drop: false }` [INFO] [stdout] 4de919292e21a58aea11b73a644157f236f65ddc15d8769d3d83e84b3c326a00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b842ac037728605ae0fbbea27049cb47a5ac1408fc7bab0997bcd4a63d30f2ce [INFO] running `Command { std: "docker" "start" "-a" "b842ac037728605ae0fbbea27049cb47a5ac1408fc7bab0997bcd4a63d30f2ce", kill_on_drop: false }` [INFO] [stderr] Compiling wfh v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/app.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 119 | / loop { [INFO] [stdout] 120 | | match rx.recv_timeout(Duration::from_millis(1000)) { [INFO] [stdout] 121 | | Ok(event) => { [INFO] [stdout] 122 | | self.find_dir_to_sync(&event) [INFO] [stdout] ... | [INFO] [stdout] 136 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 137 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reset_pbar` is never used [INFO] [stdout] --> src/pbar.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn reset_pbar(n: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_pbar` is never used [INFO] [stdout] --> src/pbar.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn print_pbar(dirs: &Vec, s: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "b842ac037728605ae0fbbea27049cb47a5ac1408fc7bab0997bcd4a63d30f2ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b842ac037728605ae0fbbea27049cb47a5ac1408fc7bab0997bcd4a63d30f2ce", kill_on_drop: false }` [INFO] [stdout] b842ac037728605ae0fbbea27049cb47a5ac1408fc7bab0997bcd4a63d30f2ce