[INFO] fetching crate gox 0.4.0...
[INFO] checking gox-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate gox 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate gox 0.4.0 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 crates.io crate gox 0.4.0
[INFO] finished tweaking crates.io crate gox 0.4.0
[INFO] tweaked toml for crates.io crate gox 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate gox 0.4.0 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a7d3f609e7d0ad07ab9fb2de96fcff9e05a8cc1052a622ca4519a02cf24c5dd5
[INFO] running `Command { std: "docker" "start" "-a" "a7d3f609e7d0ad07ab9fb2de96fcff9e05a8cc1052a622ca4519a02cf24c5dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7d3f609e7d0ad07ab9fb2de96fcff9e05a8cc1052a622ca4519a02cf24c5dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d3f609e7d0ad07ab9fb2de96fcff9e05a8cc1052a622ca4519a02cf24c5dd5", kill_on_drop: false }`
[INFO] [stdout] a7d3f609e7d0ad07ab9fb2de96fcff9e05a8cc1052a622ca4519a02cf24c5dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5229feca7cd5f5c98f27cb5a9be95a21d84ca3d0a8807857c4b23e58ae8a7ce3
[INFO] running `Command { std: "docker" "start" "-a" "5229feca7cd5f5c98f27cb5a9be95a21d84ca3d0a8807857c4b23e58ae8a7ce3", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking gox v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `dist`, `rot`, `offset`, and `ortho` are never read
[INFO] [stdout]  --> src/camera.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Camera {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |   name: String,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 6 |   dist: f32,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   rot: [[f32; 4]; 4],
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 8 |   offset: i32,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 9 |   ortho: bool,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `dist`, `rot`, `offset`, and `ortho` are never read
[INFO] [stdout]  --> src/camera.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Camera {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |   name: String,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 6 |   dist: f32,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   rot: [[f32; 4]; 4],
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 8 |   offset: i32,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 9 |   ortho: bool,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 1.18s
[INFO] running `Command { std: "docker" "inspect" "5229feca7cd5f5c98f27cb5a9be95a21d84ca3d0a8807857c4b23e58ae8a7ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5229feca7cd5f5c98f27cb5a9be95a21d84ca3d0a8807857c4b23e58ae8a7ce3", kill_on_drop: false }`
[INFO] [stdout] 5229feca7cd5f5c98f27cb5a9be95a21d84ca3d0a8807857c4b23e58ae8a7ce3
[INFO] checking gox-0.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate gox 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate gox 0.4.0 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 crates.io crate gox 0.4.0
[INFO] finished tweaking crates.io crate gox 0.4.0
[INFO] tweaked toml for crates.io crate gox 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate gox 0.4.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f274aa68b920b52f666048f4bf8a57623332ab81576b0dab1a8d4b8e21bb12c4
[INFO] running `Command { std: "docker" "start" "-a" "f274aa68b920b52f666048f4bf8a57623332ab81576b0dab1a8d4b8e21bb12c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f274aa68b920b52f666048f4bf8a57623332ab81576b0dab1a8d4b8e21bb12c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f274aa68b920b52f666048f4bf8a57623332ab81576b0dab1a8d4b8e21bb12c4", kill_on_drop: false }`
[INFO] [stdout] f274aa68b920b52f666048f4bf8a57623332ab81576b0dab1a8d4b8e21bb12c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 48f9e1bbaa511afc5531872d6f8b9429282e5849d5d37c42067b2e761fa74b8e
[INFO] running `Command { std: "docker" "start" "-a" "48f9e1bbaa511afc5531872d6f8b9429282e5849d5d37c42067b2e761fa74b8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking gox v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `dist`, `rot`, `offset`, and `ortho` are never read
[INFO] [stdout]  --> src/camera.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Camera {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |   name: String,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 6 |   dist: f32,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   rot: [[f32; 4]; 4],
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 8 |   offset: i32,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 9 |   ortho: bool,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `dist`, `rot`, `offset`, and `ortho` are never read
[INFO] [stdout]  --> src/camera.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Camera {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |   name: String,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 6 |   dist: f32,
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 7 |   rot: [[f32; 4]; 4],
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 8 |   offset: i32,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout] 9 |   ortho: bool,
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Camera` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_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 1.18s
[INFO] running `Command { std: "docker" "inspect" "48f9e1bbaa511afc5531872d6f8b9429282e5849d5d37c42067b2e761fa74b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f9e1bbaa511afc5531872d6f8b9429282e5849d5d37c42067b2e761fa74b8e", kill_on_drop: false }`
[INFO] [stdout] 48f9e1bbaa511afc5531872d6f8b9429282e5849d5d37c42067b2e761fa74b8e