[INFO] cloning repository https://github.com/ismo-js/debris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ismo-js/debris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fismo-js%2Fdebris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fismo-js%2Fdebris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dad9598d82a19436829d549ce68c676c71a0685
[INFO] checking ismo-js/debris against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fismo-js%2Fdebris" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ismo-js/debris on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ismo-js/debris
[INFO] finished tweaking git repo https://github.com/ismo-js/debris
[INFO] tweaked toml for git repo https://github.com/ismo-js/debris written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/ismo-js/debris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d60b6a1f70ef99b9e5cfdb6a60de92ab29ca73a4a09c642e95ebccb25a144f70
[INFO] running `Command { std: "docker" "start" "-a" "d60b6a1f70ef99b9e5cfdb6a60de92ab29ca73a4a09c642e95ebccb25a144f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d60b6a1f70ef99b9e5cfdb6a60de92ab29ca73a4a09c642e95ebccb25a144f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60b6a1f70ef99b9e5cfdb6a60de92ab29ca73a4a09c642e95ebccb25a144f70", kill_on_drop: false }`
[INFO] [stdout] d60b6a1f70ef99b9e5cfdb6a60de92ab29ca73a4a09c642e95ebccb25a144f70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2071d651cf4e02ac2f1169c4f20c21fb1378f15634c3231d61c2c85ba59a81ac
[INFO] running `Command { std: "docker" "start" "-a" "2071d651cf4e02ac2f1169c4f20c21fb1378f15634c3231d61c2c85ba59a81ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking neon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `?`, `{`, or an operator, found `}`
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mountpoint = match env::args()
[INFO] [stdout]    |                      -----            - expected one of `.`, `?`, `{`, or an operator
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      while parsing this match expression
[INFO] [stdout] 14 | }
[INFO] [stdout]    | ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neon` due to 2 previous errors; 1 warning emitted
[INFO] [stdout] error: expected one of `.`, `?`, `{`, or an operator, found `}`
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mountpoint = match env::args()
[INFO] [stdout]    |                      -----            - expected one of `.`, `?`, `{`, or an operator
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      while parsing this match expression
[INFO] [stdout] 14 | }
[INFO] [stdout]    | ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2071d651cf4e02ac2f1169c4f20c21fb1378f15634c3231d61c2c85ba59a81ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2071d651cf4e02ac2f1169c4f20c21fb1378f15634c3231d61c2c85ba59a81ac", kill_on_drop: false }`
[INFO] [stdout] 2071d651cf4e02ac2f1169c4f20c21fb1378f15634c3231d61c2c85ba59a81ac