[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8f1132148f76d7e6e4176d1d49f472e865439a48
[INFO] checking rust-lang-nursery/cargo-bisect-rustc against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fcargo-bisect-rustc" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/cargo-bisect-rustc on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "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-11/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" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3b58cb8259072fc297e756eced7a311932bab85cd7747b10dae522a6796b75df
[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" "3b58cb8259072fc297e756eced7a311932bab85cd7747b10dae522a6796b75df"`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling cargo-bisect-rustc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tee v0.1.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling curl-sys v0.4.23
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking pbr v1.0.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking openssl v0.10.25
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking console v0.9.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.19
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking dialoguer v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 18s
[INFO] running `"docker" "inspect" "3b58cb8259072fc297e756eced7a311932bab85cd7747b10dae522a6796b75df"`
[INFO] running `"docker" "rm" "-f" "3b58cb8259072fc297e756eced7a311932bab85cd7747b10dae522a6796b75df"`
[INFO] [stdout] 3b58cb8259072fc297e756eced7a311932bab85cd7747b10dae522a6796b75df