[INFO] updating cached repository https://github.com/m4b/bingrep
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2b656d41bb6d401e588fe00526b31d2fe7cc9d7a
[INFO] checking m4b/bingrep against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4b%2Fbingrep" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/m4b/bingrep on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/m4b/bingrep
[INFO] finished tweaking git repo https://github.com/m4b/bingrep
[INFO] tweaked toml for git repo https://github.com/m4b/bingrep written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/m4b/bingrep already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3b0eff42ba03fe049e33ef9ee62f37dfb626cf2fd2fe913cb36792e13eb36762
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3b0eff42ba03fe049e33ef9ee62f37dfb626cf2fd2fe913cb36792e13eb36762"`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking memrange v0.1.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking hexplay v0.2.1
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking theban_interval_tree v0.7.1
[INFO] [stderr]    Compiling structopt-derive v0.3.4
[INFO] [stderr]    Compiling cpp_demangle v0.2.13
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking goblin v0.1.1
[INFO] [stderr]     Checking structopt v0.3.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking metagoblin v0.3.0
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking bingrep v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.31s
[INFO] running `"docker" "inspect" "3b0eff42ba03fe049e33ef9ee62f37dfb626cf2fd2fe913cb36792e13eb36762"`
[INFO] running `"docker" "rm" "-f" "3b0eff42ba03fe049e33ef9ee62f37dfb626cf2fd2fe913cb36792e13eb36762"`
[INFO] [stdout] 3b0eff42ba03fe049e33ef9ee62f37dfb626cf2fd2fe913cb36792e13eb36762