[INFO] updating cached repository https://github.com/m-dahl/guard_extraction
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/m-dahl/guard_extraction
[INFO] [stderr]  - [deleted]         (none)     -> buddy
[INFO] [stderr]    00c28c7..ba84d93  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ba84d93ac5900b8e32941892e377464238dde24e
[INFO] checking m-dahl/guard_extraction against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-dahl%2Fguard_extraction" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/m-dahl/guard_extraction on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/m-dahl/guard_extraction
[INFO] finished tweaking git repo https://github.com/m-dahl/guard_extraction
[INFO] tweaked toml for git repo https://github.com/m-dahl/guard_extraction written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/m-dahl/buddy-rs`
[INFO] [stderr]     Updating git repository `https://github.com/m-dahl/buddy-sys`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 453d14658ee8178c330aaf5df20bef47c13d412d69c7b766e4eb663017808141
[INFO] running `"docker" "start" "-a" "453d14658ee8178c330aaf5df20bef47c13d412d69c7b766e4eb663017808141"`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling buddy-sys v0.1.0 (https://github.com/m-dahl/buddy-sys#009c3bd2)
[INFO] [stderr]     Checking buddy-rs v0.1.0 (https://github.com/m-dahl/buddy-rs#83c0f677)
[INFO] [stderr]     Checking guard_extraction v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `aeq`
[INFO] [stderr]    --> examples/wodes.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let aeq = |v, n| Ac { var: v, val: Value::InDomain(n) };
[INFO] [stderr]     |         ^^^ help: consider prefixing with an underscore: `_aeq`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `an`
[INFO] [stderr]    --> examples/wodes.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |     let an = |v| Ac { var: v, val: Value::Bool(false) };
[INFO] [stderr]     |         ^^ help: consider prefixing with an underscore: `_an`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `"docker" "inspect" "453d14658ee8178c330aaf5df20bef47c13d412d69c7b766e4eb663017808141"`
[INFO] running `"docker" "rm" "-f" "453d14658ee8178c330aaf5df20bef47c13d412d69c7b766e4eb663017808141"`
[INFO] [stdout] 453d14658ee8178c330aaf5df20bef47c13d412d69c7b766e4eb663017808141