[INFO] cloning repository https://github.com/rookie1024/dispose
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rookie1024/dispose" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd3675c164f1135ac39d35925c9d16a4497776be
[INFO] checking rookie1024/dispose against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rookie1024/dispose 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/rookie1024/dispose
[INFO] finished tweaking git repo https://github.com/rookie1024/dispose
[INFO] tweaked toml for git repo https://github.com/rookie1024/dispose written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rookie1024/dispose 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a7fbd84d93243006f39606ac494b121e3ffe560334f1e11c2b1e5fb61d7885b2
[INFO] running `Command { std: "docker" "start" "-a" "a7fbd84d93243006f39606ac494b121e3ffe560334f1e11c2b1e5fb61d7885b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7fbd84d93243006f39606ac494b121e3ffe560334f1e11c2b1e5fb61d7885b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7fbd84d93243006f39606ac494b121e3ffe560334f1e11c2b1e5fb61d7885b2", kill_on_drop: false }`
[INFO] [stdout] a7fbd84d93243006f39606ac494b121e3ffe560334f1e11c2b1e5fb61d7885b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 53460bbd17581c30125d443c071a8532d09f751ecb28ab7e9d2fa4dd0de01d37
[INFO] running `Command { std: "docker" "start" "-a" "53460bbd17581c30125d443c071a8532d09f751ecb28ab7e9d2fa4dd0de01d37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.11
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking proc-macro2 v1.0.66
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking dispose-derive v0.4.0 (/opt/rustwide/workdir/src/dispose-derive)
[INFO] [stderr]     Checking dispose v0.5.0 (/opt/rustwide/workdir/src/dispose)
[INFO] [stdout] warning: unused import: `dispose_derive::*`
[INFO] [stdout]    --> src/dispose/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub use dispose_derive::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dispose_derive::*`
[INFO] [stdout]    --> src/dispose/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub use dispose_derive::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dispose/abort.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn sanity_check_aop() { catch_unwind(|| panic!()); }
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn sanity_check_aop() { let _ = catch_unwind(|| panic!()); }
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "53460bbd17581c30125d443c071a8532d09f751ecb28ab7e9d2fa4dd0de01d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53460bbd17581c30125d443c071a8532d09f751ecb28ab7e9d2fa4dd0de01d37", kill_on_drop: false }`
[INFO] [stdout] 53460bbd17581c30125d443c071a8532d09f751ecb28ab7e9d2fa4dd0de01d37