[INFO] updating cached repository https://github.com/vi/turnhammer
[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] 91512c9df15f5fd1c8c8efcd8987773bc726ec01
[INFO] checking vi/turnhammer against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fturnhammer" "/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/vi/turnhammer on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/vi/turnhammer
[INFO] finished tweaking git repo https://github.com/vi/turnhammer
[INFO] tweaked toml for git repo https://github.com/vi/turnhammer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/vi/turnhammer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] fc64e995fa50266abb0393d00730e26d51cc9898ec65135a76e7c2f887db7cb4
[INFO] running `"docker" "start" "-a" "fc64e995fa50266abb0393d00730e26d51cc9898ec65135a76e7c2f887db7cb4"`
[INFO] [stderr] warning: package replacement is not used: https://github.com/rust-lang/crates.io-index#stun_codec:0.1.10
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking spin_sleep v0.3.7
[INFO] [stderr]     Checking tokio-sync v0.1.1
[INFO] [stderr]     Checking slab_typesafe v0.1.3
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking hmac-sha1 v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking trackable v0.2.21
[INFO] [stderr]     Checking bytecodec v0.4.11
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking stun_codec v0.1.11
[INFO] [stderr]     Checking stunclient v0.1.2
[INFO] [stderr]     Checking turnclient v0.1.0
[INFO] [stderr]     Checking turnhammer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.33s
[INFO] running `"docker" "inspect" "fc64e995fa50266abb0393d00730e26d51cc9898ec65135a76e7c2f887db7cb4"`
[INFO] running `"docker" "rm" "-f" "fc64e995fa50266abb0393d00730e26d51cc9898ec65135a76e7c2f887db7cb4"`
[INFO] [stdout] fc64e995fa50266abb0393d00730e26d51cc9898ec65135a76e7c2f887db7cb4