[INFO] cloning repository https://github.com/bes/large-file-finder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bes/large-file-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbes%2Flarge-file-finder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbes%2Flarge-file-finder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fed4da970c469249e95ca399d67e0d4a136644f3 [INFO] checking bes/large-file-finder against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbes%2Flarge-file-finder" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/bes/large-file-finder [INFO] finished tweaking git repo https://github.com/bes/large-file-finder [INFO] tweaked toml for git repo https://github.com/bes/large-file-finder written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/bes/large-file-finder on toolchain f21fbac535ab2c3bc50db20547f4d48477357103 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/bes/large-file-finder 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5d6a28224863e5dc38d74ff88bc2d525babc6ff567e51e41afd69ef18a264a0 [INFO] running `Command { std: "docker" "start" "-a" "e5d6a28224863e5dc38d74ff88bc2d525babc6ff567e51e41afd69ef18a264a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5d6a28224863e5dc38d74ff88bc2d525babc6ff567e51e41afd69ef18a264a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5d6a28224863e5dc38d74ff88bc2d525babc6ff567e51e41afd69ef18a264a0", kill_on_drop: false }` [INFO] [stdout] e5d6a28224863e5dc38d74ff88bc2d525babc6ff567e51e41afd69ef18a264a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b28de93309dd5e5cef7e97582d405bf50ce26a6e5d96399ca4c89be89e96d8c [INFO] running `Command { std: "docker" "start" "-a" "6b28de93309dd5e5cef7e97582d405bf50ce26a6e5d96399ca4c89be89e96d8c", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking bstr v1.9.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking shellexpand v3.1.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking globset v0.4.14 [INFO] [stderr] Checking ignore v0.4.22 [INFO] [stderr] Checking lff v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `path` and `is_file` are never used [INFO] [stdout] --> src/main.rs:153:8 [INFO] [stdout] | [INFO] [stdout] 149 | trait FileData { [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 153 | fn path(&self) -> Cow; [INFO] [stdout] | ^^^^ [INFO] [stdout] 154 | fn is_file(&self) -> bool; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/main.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | fn path(&self) -> 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] 153 | fn path(&self) -> 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/main.rs:196:13 [INFO] [stdout] | [INFO] [stdout] 196 | fn path(&self) -> 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] 196 | fn path(&self) -> 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/main.rs:244:13 [INFO] [stdout] | [INFO] [stdout] 244 | fn path(&self) -> 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] 244 | fn path(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `path` and `is_file` are never used [INFO] [stdout] --> src/main.rs:153:8 [INFO] [stdout] | [INFO] [stdout] 149 | trait FileData { [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 153 | fn path(&self) -> Cow; [INFO] [stdout] | ^^^^ [INFO] [stdout] 154 | fn is_file(&self) -> bool; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/main.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | fn path(&self) -> 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] 153 | fn path(&self) -> 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/main.rs:196:13 [INFO] [stdout] | [INFO] [stdout] 196 | fn path(&self) -> 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] 196 | fn path(&self) -> 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/main.rs:244:13 [INFO] [stdout] | [INFO] [stdout] 244 | fn path(&self) -> 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] 244 | fn path(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.46s [INFO] running `Command { std: "docker" "inspect" "6b28de93309dd5e5cef7e97582d405bf50ce26a6e5d96399ca4c89be89e96d8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b28de93309dd5e5cef7e97582d405bf50ce26a6e5d96399ca4c89be89e96d8c", kill_on_drop: false }` [INFO] [stdout] 6b28de93309dd5e5cef7e97582d405bf50ce26a6e5d96399ca4c89be89e96d8c