[INFO] fetching crate idgit 0.0.1...
[INFO] checking idgit-0.0.1 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate idgit 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate idgit 0.0.1 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate idgit 0.0.1
[INFO] finished tweaking crates.io crate idgit 0.0.1
[INFO] tweaked toml for crates.io crate idgit 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate idgit 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f80077d50aff28b8d52dcf63d911cb76fb879b19aece0a76e857e7406349a049
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f80077d50aff28b8d52dcf63d911cb76fb879b19aece0a76e857e7406349a049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f80077d50aff28b8d52dcf63d911cb76fb879b19aece0a76e857e7406349a049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80077d50aff28b8d52dcf63d911cb76fb879b19aece0a76e857e7406349a049", kill_on_drop: false }`
[INFO] [stdout] f80077d50aff28b8d52dcf63d911cb76fb879b19aece0a76e857e7406349a049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e604fe2e1d8349ddf14f2e3cf72ae2fc38cc21ffbb68a98f8ca944332468682
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e604fe2e1d8349ddf14f2e3cf72ae2fc38cc21ffbb68a98f8ca944332468682", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking faccess v0.2.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking tui v0.14.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.19+1.1.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking git2 v0.13.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling displaydoc v0.2.1
[INFO] [stderr]    Compiling cmd_lib_macros v1.0.10
[INFO] [stderr]     Checking cmd_lib v1.0.10
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking undo v0.46.0
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking idgit v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / macro_rules! truncate {
[INFO] [stdout] 6  | |     ($n:expr, $t:ty) => {{
[INFO] [stdout] 7  | |         #[allow(clippy::cast_possible_truncation)]
[INFO] [stdout] 8  | |         {
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     }};
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/repo.rs:108:35
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Change::StageContents(file, contents) => todo!(),
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `contents`
[INFO] [stdout]    --> src/repo.rs:108:41
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Change::StageContents(file, contents) => todo!(),
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `debug_non_exhaustive` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(debug_non_exhaustive, result_flattening)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking insta v1.7.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / macro_rules! truncate {
[INFO] [stdout] 6  | |     ($n:expr, $t:ty) => {{
[INFO] [stdout] 7  | |         #[allow(clippy::cast_possible_truncation)]
[INFO] [stdout] 8  | |         {
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     }};
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/repo.rs:108:35
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Change::StageContents(file, contents) => todo!(),
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `contents`
[INFO] [stdout]    --> src/repo.rs:108:41
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Change::StageContents(file, contents) => todo!(),
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `debug_non_exhaustive` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(debug_non_exhaustive, result_flattening)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.41s
[INFO] running `Command { std: "docker" "inspect" "6e604fe2e1d8349ddf14f2e3cf72ae2fc38cc21ffbb68a98f8ca944332468682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e604fe2e1d8349ddf14f2e3cf72ae2fc38cc21ffbb68a98f8ca944332468682", kill_on_drop: false }`
[INFO] [stdout] 6e604fe2e1d8349ddf14f2e3cf72ae2fc38cc21ffbb68a98f8ca944332468682