[INFO] cloning repository https://github.com/solidiquis/sarnath [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/solidiquis/sarnath" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsolidiquis%2Fsarnath", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsolidiquis%2Fsarnath'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ecef27a18f186cca94470bd89f77dfa860b77a6 [INFO] checking solidiquis/sarnath against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsolidiquis%2Fsarnath" "/workspace/builds/worker-39/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/solidiquis/sarnath on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/solidiquis/sarnath [INFO] finished tweaking git repo https://github.com/solidiquis/sarnath [INFO] tweaked toml for git repo https://github.com/solidiquis/sarnath written to /workspace/builds/worker-39/source/Cargo.toml [INFO] crate git repo https://github.com/solidiquis/sarnath already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59697c15d09a49e61a8954c933115c364c079bb890c4d747b41f6265b989f3af [INFO] running `Command { std: "docker" "start" "-a" "59697c15d09a49e61a8954c933115c364c079bb890c4d747b41f6265b989f3af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59697c15d09a49e61a8954c933115c364c079bb890c4d747b41f6265b989f3af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59697c15d09a49e61a8954c933115c364c079bb890c4d747b41f6265b989f3af", kill_on_drop: false }` [INFO] [stdout] 59697c15d09a49e61a8954c933115c364c079bb890c4d747b41f6265b989f3af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6514286300a8962412dbd619b3470556920ca54e6a6e4a5f3d69bb16d7749653 [INFO] running `Command { std: "docker" "start" "-a" "6514286300a8962412dbd619b3470556920ca54e6a6e4a5f3d69bb16d7749653", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking sarnath v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `DirEntry` [INFO] [stdout] --> src/tests.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::{self, DirEntry}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/tests.rs:107:20 [INFO] [stdout] | [INFO] [stdout] 107 | mktmpdir(uid, |p :&str| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/fswatch.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | / walk(Path::new(dirpath), &mut |dir: &fs::DirEntry| { [INFO] [stdout] 48 | | let md = dir.metadata().unwrap(); [INFO] [stdout] 49 | | [INFO] [stdout] 50 | | mod_times.insert( [INFO] [stdout] ... | [INFO] [stdout] 53 | | ); [INFO] [stdout] 54 | | }); [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/fswatch.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | / walk(Path::new(dirpath), &mut |dir: &fs::DirEntry| { [INFO] [stdout] 48 | | let md = dir.metadata().unwrap(); [INFO] [stdout] 49 | | [INFO] [stdout] 50 | | mod_times.insert( [INFO] [stdout] ... | [INFO] [stdout] 53 | | ); [INFO] [stdout] 54 | | }); [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/tests.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | fs::File::create(file); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tests.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | fs::remove_dir_all(&path); [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/tests.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | fs::remove_dir_all(path); [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/tests.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | fs::File::create(format!("./{}/new.txt", p)); [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.61s [INFO] running `Command { std: "docker" "inspect" "6514286300a8962412dbd619b3470556920ca54e6a6e4a5f3d69bb16d7749653", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6514286300a8962412dbd619b3470556920ca54e6a6e4a5f3d69bb16d7749653", kill_on_drop: false }` [INFO] [stdout] 6514286300a8962412dbd619b3470556920ca54e6a6e4a5f3d69bb16d7749653