[INFO] cloning repository https://github.com/kiran-4444/rgit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kiran-4444/rgit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiran-4444%2Frgit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiran-4444%2Frgit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e5f3b30c408f7c63db4f7da79847b8f03c34fa5
[INFO] checking kiran-4444/rgit against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiran-4444%2Frgit" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kiran-4444/rgit on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kiran-4444/rgit
[INFO] finished tweaking git repo https://github.com/kiran-4444/rgit
[INFO] tweaked toml for git repo https://github.com/kiran-4444/rgit written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kiran-4444/rgit 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v2.0.13
[INFO] [stderr]   Downloaded libz-ng-sys v1.1.15
[INFO] [stderr]   Downloaded cloneable-file v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b6931a2dcbbd0bb4813d312fe86050ab9b707741b535bf3fcfcce5ba79f634e
[INFO] running `Command { std: "docker" "start" "-a" "4b6931a2dcbbd0bb4813d312fe86050ab9b707741b535bf3fcfcce5ba79f634e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b6931a2dcbbd0bb4813d312fe86050ab9b707741b535bf3fcfcce5ba79f634e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6931a2dcbbd0bb4813d312fe86050ab9b707741b535bf3fcfcce5ba79f634e", kill_on_drop: false }`
[INFO] [stdout] 4b6931a2dcbbd0bb4813d312fe86050ab9b707741b535bf3fcfcce5ba79f634e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 802b7f78b6ff7322dd73c39508c11ad99c1d2c8989ec61538ea142543c344b36
[INFO] running `Command { std: "docker" "start" "-a" "802b7f78b6ff7322dd73c39508c11ad99c1d2c8989ec61538ea142543c344b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking anstream v0.6.7
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking clap_builder v4.4.16
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking cloneable-file v0.1.1
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling libz-ng-sys v1.1.15
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking assert_cmd v2.0.13
[INFO] [stderr]     Checking clap v4.4.16
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking r_git v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]  --> src/bin/scratch.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut x = 5;
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]  --> src/bin/scratch.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut x = 5;
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileEntry`
[INFO] [stdout]  --> src/command/commit.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     index::{FileEntry, Index, IndexEntry},
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `chrono` is imported redundantly
[INFO] [stdout]  --> src/database/author.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chrono;
[INFO] [stdout]   |     ^^^^^^ the item `chrono` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tree::EntryOrTree`
[INFO] [stdout]   --> src/database.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::tree::EntryOrTree;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileEntry`
[INFO] [stdout]  --> src/command/commit.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     index::{FileEntry, Index, IndexEntry},
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `chrono` is imported redundantly
[INFO] [stdout]  --> src/database/author.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chrono;
[INFO] [stdout]   |     ^^^^^^ the item `chrono` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::tree::EntryOrTree`
[INFO] [stdout]   --> src/database.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::tree::EntryOrTree;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TreeEntry` is never constructed
[INFO] [stdout]   --> src/index/entry.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum IndexEntry {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 9  |     Entry(FileEntry),
[INFO] [stdout] 10 |     TreeEntry,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]   --> src/workspace.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct WorkSpaceEntry {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 9  |     pub name: PathBuf,
[INFO] [stdout] 10 |     pub mode: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkSpaceEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root_path` is never read
[INFO] [stdout]   --> src/workspace.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Workspace {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 15 |     pub root_path: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Workspace` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TreeEntry` is never constructed
[INFO] [stdout]   --> src/index/entry.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum IndexEntry {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 9  |     Entry(FileEntry),
[INFO] [stdout] 10 |     TreeEntry,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]   --> src/workspace.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct WorkSpaceEntry {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 9  |     pub name: PathBuf,
[INFO] [stdout] 10 |     pub mode: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkSpaceEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root_path` is never read
[INFO] [stdout]   --> src/workspace.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Workspace {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 15 |     pub root_path: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Workspace` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.41s
[INFO] running `Command { std: "docker" "inspect" "802b7f78b6ff7322dd73c39508c11ad99c1d2c8989ec61538ea142543c344b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802b7f78b6ff7322dd73c39508c11ad99c1d2c8989ec61538ea142543c344b36", kill_on_drop: false }`
[INFO] [stdout] 802b7f78b6ff7322dd73c39508c11ad99c1d2c8989ec61538ea142543c344b36