[INFO] updating cached repository https://github.com/birkenfeld/ads_forwarder_rs
[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] 6846e8ec18c7cddcefde89f33004c3850f3ccd93
[INFO] checking birkenfeld/ads_forwarder_rs against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbirkenfeld%2Fads_forwarder_rs" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/birkenfeld/ads_forwarder_rs on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/birkenfeld/ads_forwarder_rs
[INFO] finished tweaking git repo https://github.com/birkenfeld/ads_forwarder_rs
[INFO] tweaked toml for git repo https://github.com/birkenfeld/ads_forwarder_rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/birkenfeld/ads_forwarder_rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] af56465ad0864c8ad09567cbe62857d348aafef22a7f9a000079592627feb0b5
[INFO] running `"docker" "start" "-a" "af56465ad0864c8ad09567cbe62857d348aafef22a7f9a000079592627feb0b5"`
[INFO] [stderr]     Checking bytesize v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking dns-lookup v1.0.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking systemstat v0.1.4
[INFO] [stderr]     Checking mlzutil v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking signalbool v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.12
[INFO] [stderr]     Checking structopt v0.3.1
[INFO] [stderr]     Checking hashbrown v0.6.0
[INFO] [stderr]     Checking mlzlog v0.5.2
[INFO] [stderr]     Checking ads_forwarder_rs v1.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.24s
[INFO] running `"docker" "inspect" "af56465ad0864c8ad09567cbe62857d348aafef22a7f9a000079592627feb0b5"`
[INFO] running `"docker" "rm" "-f" "af56465ad0864c8ad09567cbe62857d348aafef22a7f9a000079592627feb0b5"`
[INFO] [stdout] af56465ad0864c8ad09567cbe62857d348aafef22a7f9a000079592627feb0b5