[INFO] cloning repository https://github.com/kuy/winit-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kuy/winit-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fwinit-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fwinit-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac4394701057441e4305600bca3302127110214e
[INFO] checking kuy/winit-study against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fwinit-study" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kuy/winit-study 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/kuy/winit-study
[INFO] finished tweaking git repo https://github.com/kuy/winit-study
[INFO] tweaked toml for git repo https://github.com/kuy/winit-study written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kuy/winit-study 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 43a9367eafa12f5f829b9c17c9e67292fec9a8ca2fae0f571aeabf2a4d522784
[INFO] running `Command { std: "docker" "start" "-a" "43a9367eafa12f5f829b9c17c9e67292fec9a8ca2fae0f571aeabf2a4d522784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a9367eafa12f5f829b9c17c9e67292fec9a8ca2fae0f571aeabf2a4d522784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a9367eafa12f5f829b9c17c9e67292fec9a8ca2fae0f571aeabf2a4d522784", kill_on_drop: false }`
[INFO] [stdout] 43a9367eafa12f5f829b9c17c9e67292fec9a8ca2fae0f571aeabf2a4d522784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9890044646c9e2606c068c3de1abea9ad591acc2c6171110662fe59f94b621ae
[INFO] running `Command { std: "docker" "start" "-a" "9890044646c9e2606c068c3de1abea9ad591acc2c6171110662fe59f94b621ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking minimal-lexical v0.1.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit-study v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.94s
[INFO] running `Command { std: "docker" "inspect" "9890044646c9e2606c068c3de1abea9ad591acc2c6171110662fe59f94b621ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9890044646c9e2606c068c3de1abea9ad591acc2c6171110662fe59f94b621ae", kill_on_drop: false }`
[INFO] [stdout] 9890044646c9e2606c068c3de1abea9ad591acc2c6171110662fe59f94b621ae
[INFO] checking kuy/winit-study against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fwinit-study" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kuy/winit-study 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/kuy/winit-study
[INFO] finished tweaking git repo https://github.com/kuy/winit-study
[INFO] tweaked toml for git repo https://github.com/kuy/winit-study written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kuy/winit-study 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 71c9493a6b2f02f6ea630556dd546408dd4214abb52708a81471a0270ed2fed9
[INFO] running `Command { std: "docker" "start" "-a" "71c9493a6b2f02f6ea630556dd546408dd4214abb52708a81471a0270ed2fed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71c9493a6b2f02f6ea630556dd546408dd4214abb52708a81471a0270ed2fed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c9493a6b2f02f6ea630556dd546408dd4214abb52708a81471a0270ed2fed9", kill_on_drop: false }`
[INFO] [stdout] 71c9493a6b2f02f6ea630556dd546408dd4214abb52708a81471a0270ed2fed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fa398541652a51f4b8ad9d2a3af88762b57b78d86c41353a878e5dafe17506ad
[INFO] running `Command { std: "docker" "start" "-a" "fa398541652a51f4b8ad9d2a3af88762b57b78d86c41353a878e5dafe17506ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking minimal-lexical v0.1.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit-study v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `Command { std: "docker" "inspect" "fa398541652a51f4b8ad9d2a3af88762b57b78d86c41353a878e5dafe17506ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa398541652a51f4b8ad9d2a3af88762b57b78d86c41353a878e5dafe17506ad", kill_on_drop: false }`
[INFO] [stdout] fa398541652a51f4b8ad9d2a3af88762b57b78d86c41353a878e5dafe17506ad