[INFO] cloning repository https://github.com/raddevus/watcher [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raddevus/watcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraddevus%2Fwatcher", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraddevus%2Fwatcher'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c177c98d21e3bbce6282045f669a76aa308e516b [INFO] checking raddevus/watcher against try#4e3d7541a523df82cea75064e44e60ae9a008bcb for pr-97427 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraddevus%2Fwatcher" "/workspace/builds/worker-17/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raddevus/watcher on toolchain 4e3d7541a523df82cea75064e44e60ae9a008bcb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/raddevus/watcher [INFO] finished tweaking git repo https://github.com/raddevus/watcher [INFO] tweaked toml for git repo https://github.com/raddevus/watcher written to /workspace/builds/worker-17/source/Cargo.toml [INFO] crate git repo https://github.com/raddevus/watcher already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 846bc48ea68e1c7208e73d68d93fed86f5e16c6c08c6a79495cce0bbad776720 [INFO] running `Command { std: "docker" "start" "-a" "846bc48ea68e1c7208e73d68d93fed86f5e16c6c08c6a79495cce0bbad776720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "846bc48ea68e1c7208e73d68d93fed86f5e16c6c08c6a79495cce0bbad776720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "846bc48ea68e1c7208e73d68d93fed86f5e16c6c08c6a79495cce0bbad776720", kill_on_drop: false }` [INFO] [stdout] 846bc48ea68e1c7208e73d68d93fed86f5e16c6c08c6a79495cce0bbad776720 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+4e3d7541a523df82cea75064e44e60ae9a008bcb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fe36207aae23e64219503a035a4a09003c8dfa2762b005ac3dd14df0c304a1b [INFO] running `Command { std: "docker" "start" "-a" "7fe36207aae23e64219503a035a4a09003c8dfa2762b005ac3dd14df0c304a1b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking nix v0.23.0 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking ctrlc v3.2.1 [INFO] [stderr] Checking fwx v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `prev_file_length` is never read [INFO] [stdout] --> src/main.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut prev_file_length : u64 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | watcher.watch(target_path, RecursiveMode::Recursive); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | process_file((target_path).to_string(), receiver,true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:72:25 [INFO] [stdout] | [INFO] [stdout] 72 | display_file((target_path).to_string(), &mut prev_file_length); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | buf_reader.read_to_string(&mut contents); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:166:5 [INFO] [stdout] | [INFO] [stdout] 166 | process_file("3rd.one".to_string(), receiver, false); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `prev_file_length` is never read [INFO] [stdout] --> src/main.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut prev_file_length : u64 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | watcher.watch(target_path, RecursiveMode::Recursive); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | process_file((target_path).to_string(), receiver,true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:72:25 [INFO] [stdout] | [INFO] [stdout] 72 | display_file((target_path).to_string(), &mut prev_file_length); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | buf_reader.read_to_string(&mut contents); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.49s [INFO] running `Command { std: "docker" "inspect" "7fe36207aae23e64219503a035a4a09003c8dfa2762b005ac3dd14df0c304a1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fe36207aae23e64219503a035a4a09003c8dfa2762b005ac3dd14df0c304a1b", kill_on_drop: false }` [INFO] [stdout] 7fe36207aae23e64219503a035a4a09003c8dfa2762b005ac3dd14df0c304a1b