[INFO] fetching crate duplicate-finder 0.0.23...
[INFO] fixing duplicate-finder-0.0.23 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate duplicate-finder 0.0.23 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate duplicate-finder 0.0.23
[INFO] finished tweaking crates.io crate duplicate-finder 0.0.23
[INFO] tweaked toml for crates.io crate duplicate-finder 0.0.23 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate duplicate-finder 0.0.23 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate duplicate-finder 0.0.23 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v0.3.3
[INFO] [stderr]   Downloaded siphasher v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded serde_json v1.0.41
[INFO] [stderr]   Downloaded serde_derive v1.0.101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb
[INFO] running `Command { std: "docker" "start" "58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling test-case v0.3.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking duplicate-finder v0.0.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/convert.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |         x if x < 0 => (0..(-x)).map({ |_| ' ' }).chain(chars).collect::<String>(),
[INFO] [stdout]    |                                     ^^       ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 13 -         x if x < 0 => (0..(-x)).map({ |_| ' ' }).chain(chars).collect::<String>(),
[INFO] [stdout] 13 +         x if x < 0 => (0..(-x)).map(|_| ' ' ).chain(chars).collect::<String>(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/duplicate_finder.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |         .map(|(_, vec)| (vec))
[INFO] [stdout]    |                         ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -         .map(|(_, vec)| (vec))
[INFO] [stdout] 32 +         .map(|(_, vec)| vec )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]  --> src/file_info.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/convert.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |         x if x < 0 => (0..(-x)).map({ |_| ' ' }).chain(chars).collect::<String>(),
[INFO] [stdout]    |                                     ^^       ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 13 -         x if x < 0 => (0..(-x)).map({ |_| ' ' }).chain(chars).collect::<String>(),
[INFO] [stdout] 13 +         x if x < 0 => (0..(-x)).map(|_| ' ' ).chain(chars).collect::<String>(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/duplicate_finder.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |         .map(|(_, vec)| (vec))
[INFO] [stdout]    |                         ^   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -         .map(|(_, vec)| (vec))
[INFO] [stdout] 32 +         .map(|(_, vec)| vec )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]  --> src/file_info.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Serialize)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/file_info.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Serialize)]
[INFO] [stdout]   |          ^--------
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `Serialize` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_FileInfo`
[INFO] [stdout] 5 | pub struct FileInfo {
[INFO] [stdout]   |            -------- `FileInfo` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/file_info.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Serialize)]
[INFO] [stdout]   |          ^--------
[INFO] [stdout]   |          |
[INFO] [stdout]   |          `Serialize` is not local
[INFO] [stdout]   |          move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_FileInfo`
[INFO] [stdout] 5 | pub struct FileInfo {
[INFO] [stdout]   |            -------- `FileInfo` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.17s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb", kill_on_drop: false }`
[INFO] [stdout] 58fca908833f21652f8549c59486961a24bb6d025d8633f584f6b0a529c112bb
