[INFO] cloning repository https://github.com/abundance-io/mysync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abundance-io/mysync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabundance-io%2Fmysync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabundance-io%2Fmysync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ca0808e20badd0e24be225689319fae19cf4ca5
[INFO] checking abundance-io/mysync against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabundance-io%2Fmysync" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/abundance-io/mysync
[INFO] finished tweaking git repo https://github.com/abundance-io/mysync
[INFO] tweaked toml for git repo https://github.com/abundance-io/mysync written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abundance-io/mysync on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/abundance-io/mysync 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.24.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7c2e961ac48f69aec302d9d0430b10091703da07229d2a5465a0b8e71015191
[INFO] running `Command { std: "docker" "start" "-a" "c7c2e961ac48f69aec302d9d0430b10091703da07229d2a5465a0b8e71015191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c2e961ac48f69aec302d9d0430b10091703da07229d2a5465a0b8e71015191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c2e961ac48f69aec302d9d0430b10091703da07229d2a5465a0b8e71015191", kill_on_drop: false }`
[INFO] [stdout] c7c2e961ac48f69aec302d9d0430b10091703da07229d2a5465a0b8e71015191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb965c04e69474f8c3c8164416d832f170c68c9af55fe901676903eba7d4c303
[INFO] running `Command { std: "docker" "start" "-a" "cb965c04e69474f8c3c8164416d832f170c68c9af55fe901676903eba7d4c303", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling sysinfo v0.24.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]     Checking mysync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `clone`
[INFO] [stdout]  --> src/file_check.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::Metadata, clone};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clone`
[INFO] [stdout]  --> src/file_check.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::Metadata, clone};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `action` and `directory` are never read
[INFO] [stdout]   --> src/file_check.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Change {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 10 |     action: Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     directory: DirEntry,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Change` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Entry` should have a snake case name
[INFO] [stdout]   --> src/file_check.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Entry:DirEntry,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case: `entry`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/file_check.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |                         &prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |                         let _ = &prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/file_check.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 &mut prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = &mut prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `action` and `directory` are never read
[INFO] [stdout]   --> src/file_check.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Change {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 10 |     action: Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     directory: DirEntry,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Change` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Entry` should have a snake case name
[INFO] [stdout]   --> src/file_check.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Entry:DirEntry,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to snake case: `entry`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/file_check.rs:61:25
[INFO] [stdout]    |
[INFO] [stdout] 61 |                         &prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |                         let _ = &prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/file_check.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 &mut prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let _ = &mut prev_state.retain(|x| x.Entry.path() != item.Entry.path());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "cb965c04e69474f8c3c8164416d832f170c68c9af55fe901676903eba7d4c303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb965c04e69474f8c3c8164416d832f170c68c9af55fe901676903eba7d4c303", kill_on_drop: false }`
[INFO] [stdout] cb965c04e69474f8c3c8164416d832f170c68c9af55fe901676903eba7d4c303