[INFO] cloning repository https://github.com/redox-os/ipcd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/ipcd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fipcd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fipcd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d2b3e5f98721c6889a7fbad19374ddfaf7e6769
[INFO] checking redox-os/ipcd against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fipcd" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redox-os/ipcd 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/redox-os/ipcd
[INFO] finished tweaking git repo https://github.com/redox-os/ipcd
[INFO] tweaked toml for git repo https://github.com/redox-os/ipcd written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/redox-os/ipcd 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 redox-daemon v0.1.3
[INFO] [stderr]   Downloaded redox_syscall v0.5.0
[INFO] [stderr]   Downloaded redox-scheme v0.2.0
[INFO] [stderr]   Downloaded libredox v0.1.2
[INFO] [stderr]   Downloaded redox_event v0.4.0
[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] 97afb121424b196a4d332919801e628a3b8fec5e8af5f4c64a05c6d6d69b65d0
[INFO] running `Command { std: "docker" "start" "-a" "97afb121424b196a4d332919801e628a3b8fec5e8af5f4c64a05c6d6d69b65d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97afb121424b196a4d332919801e628a3b8fec5e8af5f4c64a05c6d6d69b65d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97afb121424b196a4d332919801e628a3b8fec5e8af5f4c64a05c6d6d69b65d0", kill_on_drop: false }`
[INFO] [stdout] 97afb121424b196a4d332919801e628a3b8fec5e8af5f4c64a05c6d6d69b65d0
[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] 0199a428c24521ea0e77c9afe1cf8a1ef90c09bcac28359d34a155f25b00035d
[INFO] running `Command { std: "docker" "start" "-a" "0199a428c24521ea0e77c9afe1cf8a1ef90c09bcac28359d34a155f25b00035d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking redox_syscall v0.5.0
[INFO] [stderr]     Checking libredox v0.1.2
[INFO] [stderr]     Checking redox_event v0.4.0
[INFO] [stderr]     Checking redox-daemon v0.1.3
[INFO] [stderr]     Checking redox-scheme v0.2.0
[INFO] [stderr]     Checking ipcd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `KSMSG_CANCEL`
[INFO] [stdout]  --> src/main.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syscall::{Error, Result, EAGAIN, EWOULDBLOCK, ENODEV, EINTR, KSMSG_CANCEL};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/chan.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syscall::{flag::*, error::*, Error};
[INFO] [stdout]   |                        --------  ^^^^^
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KSMSG_CANCEL`
[INFO] [stdout]  --> src/main.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syscall::{Error, Result, EAGAIN, EWOULDBLOCK, ENODEV, EINTR, KSMSG_CANCEL};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/chan.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syscall::{flag::*, error::*, Error};
[INFO] [stdout]   |                        --------  ^^^^^
[INFO] [stdout]   |                        |
[INFO] [stdout]   |                        the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/shm.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syscall::{error::*, Error, Map, Result, MapFlags, PAGE_SIZE, MAP_PRIVATE};
[INFO] [stdout]   |               --------  ^^^^^
[INFO] [stdout]   |               |
[INFO] [stdout]   |               the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/shm.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syscall::{error::*, Error, Map, Result, MapFlags, PAGE_SIZE, MAP_PRIVATE};
[INFO] [stdout]   |               --------  ^^^^^
[INFO] [stdout]   |               |
[INFO] [stdout]   |               the item `Error` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/shm.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syscall::{error::*, Error, Map, Result, MapFlags, PAGE_SIZE, MAP_PRIVATE};
[INFO] [stdout]   |               --------              ^^^^^^
[INFO] [stdout]   |               |
[INFO] [stdout]   |               the item `Result` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/shm.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syscall::{error::*, Error, Map, Result, MapFlags, PAGE_SIZE, MAP_PRIVATE};
[INFO] [stdout]   |               --------              ^^^^^^
[INFO] [stdout]   |               |
[INFO] [stdout]   |               the item `Result` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "0199a428c24521ea0e77c9afe1cf8a1ef90c09bcac28359d34a155f25b00035d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0199a428c24521ea0e77c9afe1cf8a1ef90c09bcac28359d34a155f25b00035d", kill_on_drop: false }`
[INFO] [stdout] 0199a428c24521ea0e77c9afe1cf8a1ef90c09bcac28359d34a155f25b00035d