[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] 3bf858182586002667dc7cae9abab2e783cec2eb
[INFO] checking gauteh/brack/3bf858182586002667dc7cae9abab2e783cec2eb against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauteh%2Fbrack" "/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/gauteh/brack on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "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-7-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.41
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60adca595ccfb6f8393cc79d94b0a2091090c57c23e8f9223f15703ed44527fc
[INFO] running `Command { std: "docker" "start" "-a" "60adca595ccfb6f8393cc79d94b0a2091090c57c23e8f9223f15703ed44527fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60adca595ccfb6f8393cc79d94b0a2091090c57c23e8f9223f15703ed44527fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60adca595ccfb6f8393cc79d94b0a2091090c57c23e8f9223f15703ed44527fc", kill_on_drop: false }`
[INFO] [stdout] 60adca595ccfb6f8393cc79d94b0a2091090c57c23e8f9223f15703ed44527fc
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7ba59f8814303d5c62d2a2646ce1e71fea964f213471633eb6135f7053f9ccf
[INFO] running `Command { std: "docker" "start" "-a" "f7ba59f8814303d5c62d2a2646ce1e71fea964f213471633eb6135f7053f9ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking brack v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]    --> src/main.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |         assert_matches!(c, Change::Relative(v) if v == 10.0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 209 +     use std::assert_matches::assert_matches;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]    --> src/main.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |         assert_matches!(c, Change::Relative(v) if v == -10.0);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 209 +     use std::assert_matches::assert_matches;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brack` (bin "brack" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f7ba59f8814303d5c62d2a2646ce1e71fea964f213471633eb6135f7053f9ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ba59f8814303d5c62d2a2646ce1e71fea964f213471633eb6135f7053f9ccf", kill_on_drop: false }`
[INFO] [stdout] f7ba59f8814303d5c62d2a2646ce1e71fea964f213471633eb6135f7053f9ccf