[INFO] cloning repository https://github.com/kjuulh/toolkit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kjuulh/toolkit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjuulh%2Ftoolkit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjuulh%2Ftoolkit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e35ee62485a97c94263c09653a76a3ba8e24206b
[INFO] checking kjuulh/toolkit against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkjuulh%2Ftoolkit" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kjuulh/toolkit 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/kjuulh/toolkit
[INFO] finished tweaking git repo https://github.com/kjuulh/toolkit
[INFO] tweaked toml for git repo https://github.com/kjuulh/toolkit written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kjuulh/toolkit 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]  Downloading crates ...
[INFO] [stderr]   Downloaded downcast v0.11.0
[INFO] [stderr]   Downloaded mockall_derive v0.11.4
[INFO] [stderr]   Downloaded serde_derive v1.0.187
[INFO] [stderr]   Downloaded mockall v0.11.4
[INFO] [stderr]   Downloaded serde v1.0.187
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cad52fd8796451b54fe6a0f967ff54e7070fcfd536d0863e625dc3aa42114a8
[INFO] running `Command { std: "docker" "start" "-a" "9cad52fd8796451b54fe6a0f967ff54e7070fcfd536d0863e625dc3aa42114a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cad52fd8796451b54fe6a0f967ff54e7070fcfd536d0863e625dc3aa42114a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cad52fd8796451b54fe6a0f967ff54e7070fcfd536d0863e625dc3aa42114a8", kill_on_drop: false }`
[INFO] [stdout] 9cad52fd8796451b54fe6a0f967ff54e7070fcfd536d0863e625dc3aa42114a8
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b4859b2034a12a46d652cb95d5df0e319dd7cf2c95d596465707c0598ee05a4
[INFO] running `Command { std: "docker" "start" "-a" "3b4859b2034a12a46d652cb95d5df0e319dd7cf2c95d596465707c0598ee05a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking eyre v0.6.8
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling serde v1.0.187
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking clap_builder v4.4.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.32.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking clap v4.4.0
[INFO] [stderr]     Checking util v0.2.0 (/opt/rustwide/workdir/crates/util)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> crates/util/src/shell.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             drop(stdin);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&mut ChildStdin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> crates/util/src/shell.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             drop(stdin);
[INFO] [stdout]     |             ^^^^^-----^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut ChildStdin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> crates/util/src/shell.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             drop(stdin);
[INFO] [stdout]    |             ^^^^^-----^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  argument has type `&mut ChildStdin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> crates/util/src/shell.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             drop(stdin);
[INFO] [stdout]     |             ^^^^^-----^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut ChildStdin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking stats v0.1.0 (/opt/rustwide/workdir/crates/stats)
[INFO] [stderr]     Checking tldr v0.2.0 (/opt/rustwide/workdir/crates/tldr)
[INFO] [stderr]     Checking sourcegraph v0.1.0 (/opt/rustwide/workdir/crates/sourcegraph)
[INFO] [stderr]    Compiling serde_derive v1.0.187
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]     Checking comfy-table v6.2.0
[INFO] [stderr]     Checking mockall v0.11.4
[INFO] [stderr]     Checking gitea v0.2.0 (/opt/rustwide/workdir/crates/gitea)
[INFO] [stderr]     Checking github v0.2.0 (/opt/rustwide/workdir/crates/github)
[INFO] [stderr]     Checking toolkit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/prereqs.rs:15:57
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut deps: Vec<&str> = DEPS.into_iter().map(|d| d.clone()).collect();
[INFO] [stdout]    |                                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/prereqs.rs:15:57
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut deps: Vec<&str> = DEPS.into_iter().map(|d| d.clone()).collect();
[INFO] [stdout]    |                                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> crates/github/src/review.rs:320:32
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let snapshot = snapshot.clone().replace("\n", "").replace(" ", "");
[INFO] [stdout]     |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> crates/gitea/src/review.rs:320:32
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let snapshot = snapshot.clone().replace("\n", "").replace(" ", "");
[INFO] [stdout]     |                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.63s
[INFO] running `Command { std: "docker" "inspect" "3b4859b2034a12a46d652cb95d5df0e319dd7cf2c95d596465707c0598ee05a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4859b2034a12a46d652cb95d5df0e319dd7cf2c95d596465707c0598ee05a4", kill_on_drop: false }`
[INFO] [stdout] 3b4859b2034a12a46d652cb95d5df0e319dd7cf2c95d596465707c0598ee05a4