[INFO] fetching crate luminance-glow 0.1.0...
[INFO] checking luminance-glow-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate luminance-glow 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate luminance-glow 0.1.0 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 luminance-glow 0.1.0
[INFO] finished tweaking crates.io crate luminance-glow 0.1.0
[INFO] tweaked toml for crates.io crate luminance-glow 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 22 packages
[INFO] [stderr]       Adding cfg_aliases v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding glow v0.9.0 (latest: v0.13.1)
[INFO] [stderr]       Adding luminance v0.43.2 (latest: v0.47.0)
[INFO] [stderr]       Adding luminance-derive v0.6.3 (latest: v0.10.0)
[INFO] [stderr]       Adding slotmap v0.4.3 (latest: v1.0.7)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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 slotmap v0.4.3
[INFO] [stderr]   Downloaded luminance-derive v0.6.3
[INFO] [stderr]   Downloaded glow v0.9.0
[INFO] [stderr]   Downloaded luminance v0.43.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3b2918fc2cdf5390fdaf09e0089d32c1699d1dbafb9bb42993c36c1fac05d555
[INFO] running `Command { std: "docker" "start" "-a" "3b2918fc2cdf5390fdaf09e0089d32c1699d1dbafb9bb42993c36c1fac05d555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b2918fc2cdf5390fdaf09e0089d32c1699d1dbafb9bb42993c36c1fac05d555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2918fc2cdf5390fdaf09e0089d32c1699d1dbafb9bb42993c36c1fac05d555", kill_on_drop: false }`
[INFO] [stdout] 3b2918fc2cdf5390fdaf09e0089d32c1699d1dbafb9bb42993c36c1fac05d555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4cb5eb3fea9d66651ae352485dbbbfb64c4ed33bea0fcf75748119658abe8ad4
[INFO] running `Command { std: "docker" "start" "-a" "4cb5eb3fea9d66651ae352485dbbbfb64c4ed33bea0fcf75748119658abe8ad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling luminance-glow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling luminance-derive v0.6.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking luminance v0.43.2
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]   --> src/shader.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Stage {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     handle: glow::Shader,
[INFO] [stdout] 23 |     ty: StageType,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stage` 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: field `ty` is never read
[INFO] [stdout]   --> src/shader.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Stage {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     handle: glow::Shader,
[INFO] [stdout] 23 |     ty: StageType,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stage` 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 17.75s
[INFO] running `Command { std: "docker" "inspect" "4cb5eb3fea9d66651ae352485dbbbfb64c4ed33bea0fcf75748119658abe8ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb5eb3fea9d66651ae352485dbbbfb64c4ed33bea0fcf75748119658abe8ad4", kill_on_drop: false }`
[INFO] [stdout] 4cb5eb3fea9d66651ae352485dbbbfb64c4ed33bea0fcf75748119658abe8ad4
[INFO] checking luminance-glow-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate luminance-glow 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate luminance-glow 0.1.0 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 luminance-glow 0.1.0
[INFO] finished tweaking crates.io crate luminance-glow 0.1.0
[INFO] tweaked toml for crates.io crate luminance-glow 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 367d480f88c04377165170a790b405759ee6442742fb65550c7199fcff9550f7
[INFO] running `Command { std: "docker" "start" "-a" "367d480f88c04377165170a790b405759ee6442742fb65550c7199fcff9550f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "367d480f88c04377165170a790b405759ee6442742fb65550c7199fcff9550f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367d480f88c04377165170a790b405759ee6442742fb65550c7199fcff9550f7", kill_on_drop: false }`
[INFO] [stdout] 367d480f88c04377165170a790b405759ee6442742fb65550c7199fcff9550f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bb66785a81186bba73bcdd6a397c16d31442573b816c974699544c958e9097dd
[INFO] running `Command { std: "docker" "start" "-a" "bb66785a81186bba73bcdd6a397c16d31442573b816c974699544c958e9097dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling luminance-glow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling luminance-derive v0.6.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]     Checking luminance v0.43.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]   --> src/shader.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Stage {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     handle: glow::Shader,
[INFO] [stdout] 23 |     ty: StageType,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stage` 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: field `ty` is never read
[INFO] [stdout]   --> src/shader.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Stage {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 22 |     handle: glow::Shader,
[INFO] [stdout] 23 |     ty: StageType,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stage` 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 19.12s
[INFO] running `Command { std: "docker" "inspect" "bb66785a81186bba73bcdd6a397c16d31442573b816c974699544c958e9097dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb66785a81186bba73bcdd6a397c16d31442573b816c974699544c958e9097dd", kill_on_drop: false }`
[INFO] [stdout] bb66785a81186bba73bcdd6a397c16d31442573b816c974699544c958e9097dd