[INFO] cloning repository https://github.com/Elvyria/thumbnailer-bridge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elvyria/thumbnailer-bridge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElvyria%2Fthumbnailer-bridge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElvyria%2Fthumbnailer-bridge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df5cdd87c087d3c4def0fff7988fa3be5059a5c0
[INFO] checking Elvyria/thumbnailer-bridge against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElvyria%2Fthumbnailer-bridge" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Elvyria/thumbnailer-bridge 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/Elvyria/thumbnailer-bridge
[INFO] finished tweaking git repo https://github.com/Elvyria/thumbnailer-bridge
[INFO] tweaked toml for git repo https://github.com/Elvyria/thumbnailer-bridge written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Elvyria/thumbnailer-bridge 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 path-dedot v3.1.0
[INFO] [stderr]   Downloaded path-absolutize v3.1.0
[INFO] [stderr]   Downloaded rustbus_derive v0.5.0
[INFO] [stderr]   Downloaded clap_builder v4.3.4
[INFO] [stderr]   Downloaded clap v4.3.4
[INFO] [stderr]   Downloaded rustbus v0.19.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 44fcc6b4e63ab2186261d1181664db4565b7622e55190f65760e12b89de91d94
[INFO] running `Command { std: "docker" "start" "-a" "44fcc6b4e63ab2186261d1181664db4565b7622e55190f65760e12b89de91d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44fcc6b4e63ab2186261d1181664db4565b7622e55190f65760e12b89de91d94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44fcc6b4e63ab2186261d1181664db4565b7622e55190f65760e12b89de91d94", kill_on_drop: false }`
[INFO] [stdout] 44fcc6b4e63ab2186261d1181664db4565b7622e55190f65760e12b89de91d94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 78d1fb64f13edaf97296bf65225b3de40a09b5188694e48693c4fbc84618ec3b
[INFO] running `Command { std: "docker" "start" "-a" "78d1fb64f13edaf97296bf65225b3de40a09b5188694e48693c4fbc84618ec3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking path-dedot v3.1.0
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking path-absolutize v3.1.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking clap_builder v4.3.4
[INFO] [stderr]    Compiling rustbus_derive v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]     Checking rustbus v0.19.2
[INFO] [stderr]     Checking clap v4.3.4
[INFO] [stderr]     Checking thumbnailer-bridge v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/rpc.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     loop {
[INFO] [stdout] 82 | |         let signal = conn.wait_signal(Timeout::Infinite)?;
[INFO] [stdout] 83 | |
[INFO] [stdout] 84 | |         if signal.dynheader.signature == Some("uas".to_owned()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |         }
[INFO] [stdout] 93 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 94 |
[INFO] [stdout] 95 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/rpc.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     loop {
[INFO] [stdout] 82 | |         let signal = conn.wait_signal(Timeout::Infinite)?;
[INFO] [stdout] 83 | |
[INFO] [stdout] 84 | |         if signal.dynheader.signature == Some("uas".to_owned()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |         }
[INFO] [stdout] 93 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 94 |
[INFO] [stdout] 95 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.83s
[INFO] running `Command { std: "docker" "inspect" "78d1fb64f13edaf97296bf65225b3de40a09b5188694e48693c4fbc84618ec3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d1fb64f13edaf97296bf65225b3de40a09b5188694e48693c4fbc84618ec3b", kill_on_drop: false }`
[INFO] [stdout] 78d1fb64f13edaf97296bf65225b3de40a09b5188694e48693c4fbc84618ec3b
[INFO] checking Elvyria/thumbnailer-bridge against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElvyria%2Fthumbnailer-bridge" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Elvyria/thumbnailer-bridge on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Elvyria/thumbnailer-bridge
[INFO] finished tweaking git repo https://github.com/Elvyria/thumbnailer-bridge
[INFO] tweaked toml for git repo https://github.com/Elvyria/thumbnailer-bridge written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Elvyria/thumbnailer-bridge 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53419738dd926c03e4dca8dcb8f2c49bd7b5364d738b48fda0affab71e890092
[INFO] running `Command { std: "docker" "start" "-a" "53419738dd926c03e4dca8dcb8f2c49bd7b5364d738b48fda0affab71e890092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53419738dd926c03e4dca8dcb8f2c49bd7b5364d738b48fda0affab71e890092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53419738dd926c03e4dca8dcb8f2c49bd7b5364d738b48fda0affab71e890092", kill_on_drop: false }`
[INFO] [stdout] 53419738dd926c03e4dca8dcb8f2c49bd7b5364d738b48fda0affab71e890092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b77af45e092b4f1934d96fa1732f79eb0c2fcb34ebbfaa13f61ec1ae9041b97
[INFO] running `Command { std: "docker" "start" "-a" "0b77af45e092b4f1934d96fa1732f79eb0c2fcb34ebbfaa13f61ec1ae9041b97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking path-dedot v3.1.0
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking path-absolutize v3.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]    Compiling rustbus_derive v0.5.0
[INFO] [stderr]     Checking clap_builder v4.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]     Checking rustbus v0.19.2
[INFO] [stderr]     Checking clap v4.3.4
[INFO] [stderr]     Checking thumbnailer-bridge v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/rpc.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     loop {
[INFO] [stdout] 82 | |         let signal = conn.wait_signal(Timeout::Infinite)?;
[INFO] [stdout] 83 | |
[INFO] [stdout] 84 | |         if signal.dynheader.signature == Some("uas".to_owned()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |         }
[INFO] [stdout] 93 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 94 |
[INFO] [stdout] 95 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/rpc.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     loop {
[INFO] [stdout] 82 | |         let signal = conn.wait_signal(Timeout::Infinite)?;
[INFO] [stdout] 83 | |
[INFO] [stdout] 84 | |         if signal.dynheader.signature == Some("uas".to_owned()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 92 | |         }
[INFO] [stdout] 93 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 94 |
[INFO] [stdout] 95 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "0b77af45e092b4f1934d96fa1732f79eb0c2fcb34ebbfaa13f61ec1ae9041b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b77af45e092b4f1934d96fa1732f79eb0c2fcb34ebbfaa13f61ec1ae9041b97", kill_on_drop: false }`
[INFO] [stdout] 0b77af45e092b4f1934d96fa1732f79eb0c2fcb34ebbfaa13f61ec1ae9041b97