[INFO] updating cached repository https://github.com/rust-lang-nursery/cargo-bisect-rustc
[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/rust-lang-nursery/cargo-bisect-rustc
[INFO] [stderr]    a61969d..1c4b5e8  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1c4b5e8b02f0f49deee05465a6c50d6e72221f63
[INFO] checking rust-lang-nursery/cargo-bisect-rustc against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fcargo-bisect-rustc" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 2ce16955af71c01663fcb15c695694013a97ccfb984fb4caebf26b4097b7aaf9
[INFO] running `"docker" "start" "-a" "2ce16955af71c01663fcb15c695694013a97ccfb984fb4caebf26b4097b7aaf9"`
[INFO] [stderr]    Compiling cargo-bisect-rustc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tee v0.1.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.15
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling lzma-sys v0.1.12
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking backtrace-sys v0.1.26
[INFO] [stderr]     Checking crossbeam-epoch v0.7.0
[INFO] [stderr]     Checking pbr v1.0.1
[INFO] [stderr]     Checking tar v0.4.20
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking console v0.7.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking dialoguer v0.3.0
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking hyper v0.12.18
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] running `"docker" "inspect" "2ce16955af71c01663fcb15c695694013a97ccfb984fb4caebf26b4097b7aaf9"`
[INFO] running `"docker" "rm" "-f" "2ce16955af71c01663fcb15c695694013a97ccfb984fb4caebf26b4097b7aaf9"`
[INFO] [stdout] 2ce16955af71c01663fcb15c695694013a97ccfb984fb4caebf26b4097b7aaf9