[INFO] cloning repository https://github.com/kubas33488/carboxyl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kubas33488/carboxyl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubas33488%2Fcarboxyl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubas33488%2Fcarboxyl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d74544f15002dcd8ca621e1a1681cf7ab524a425
[INFO] checking kubas33488/carboxyl against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubas33488%2Fcarboxyl" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kubas33488/carboxyl
[INFO] finished tweaking git repo https://github.com/kubas33488/carboxyl
[INFO] tweaked toml for git repo https://github.com/kubas33488/carboxyl written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kubas33488/carboxyl on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kubas33488/carboxyl 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4
[INFO] running `Command { std: "docker" "start" "46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling carbonyl v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]  --> build.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(target_arch = "x86_64")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[deny(misleading_cfg_in_build_script)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(target_arch = "x86")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: target-based cfg should be avoided in build scripts
[INFO] [stdout]   --> build.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[cfg(not(any(target_arch = "x86_64", target_arch = "x86")))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `carbonyl` (build script) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4", kill_on_drop: false }`
[INFO] [stdout] 46f80ab88a31d850d8de5f60f15feda9c2e2f93b1ae7ab22ba56c10a640afee4