[INFO] cloning repository https://github.com/gauteh/brack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gauteh/brack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauteh%2Fbrack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauteh%2Fbrack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9bf2af915b4b10830a92bdfc3057d8dc7572829
[INFO] checking gauteh/brack against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauteh%2Fbrack" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gauteh/brack on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gauteh/brack
[INFO] finished tweaking git repo https://github.com/gauteh/brack
[INFO] tweaked toml for git repo https://github.com/gauteh/brack written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/gauteh/brack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f9d0457251672cbbe81154f5e3653c072e0496889b714a9d78d3b1a215354d1
[INFO] running `Command { std: "docker" "start" "-a" "8f9d0457251672cbbe81154f5e3653c072e0496889b714a9d78d3b1a215354d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f9d0457251672cbbe81154f5e3653c072e0496889b714a9d78d3b1a215354d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9d0457251672cbbe81154f5e3653c072e0496889b714a9d78d3b1a215354d1", kill_on_drop: false }`
[INFO] [stdout] 8f9d0457251672cbbe81154f5e3653c072e0496889b714a9d78d3b1a215354d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 667607e0033bee52c850262c2235d60051d8d6aad9f7ef63c41812433b5add2f
[INFO] running `Command { std: "docker" "start" "-a" "667607e0033bee52c850262c2235d60051d8d6aad9f7ef63c41812433b5add2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking brack v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]    --> src/main.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         assert_matches!(c, Change::Relative(v) if v == 10.0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing one of these items:
[INFO] [stdout]             std::assert_matches::assert_matches
[INFO] [stdout]             core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]    --> src/main.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |         assert_matches!(c, Change::Relative(v) if v == -10.0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing one of these items:
[INFO] [stdout]             std::assert_matches::assert_matches
[INFO] [stdout]             core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brack` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "667607e0033bee52c850262c2235d60051d8d6aad9f7ef63c41812433b5add2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667607e0033bee52c850262c2235d60051d8d6aad9f7ef63c41812433b5add2f", kill_on_drop: false }`
[INFO] [stdout] 667607e0033bee52c850262c2235d60051d8d6aad9f7ef63c41812433b5add2f