[INFO] fetching crate snail 0.4.0...
[INFO] testing snail-0.4.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate snail 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate snail 0.4.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate snail 0.4.0
[INFO] finished tweaking crates.io crate snail 0.4.0
[INFO] tweaked toml for crates.io crate snail 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e4974b6746c641e407509f66bb7436d7960ff32c85231e05bd13c0f719e8c60
[INFO] running `"docker" "start" "-a" "6e4974b6746c641e407509f66bb7436d7960ff32c85231e05bd13c0f719e8c60"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling seccomp-sys v0.1.3
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling mrsc v0.3.1
[INFO] [stderr]    Compiling reduce v0.1.2
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.10.0
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling radix_trie v0.1.6
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling users v0.7.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling dhcp4r v0.1.0
[INFO] [stderr]    Compiling caps v0.2.0
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling syscallz v0.7.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling dbus v0.6.5
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling hlua-badtouch v0.4.2
[INFO] [stderr]    Compiling zmq v0.8.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling sct v0.4.0
[INFO] [stderr]    Compiling webpki v0.18.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling ct-logs v0.4.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling rustls v0.13.1
[INFO] [stderr]    Compiling rustls v0.14.0
[INFO] [stderr]    Compiling webpki-roots v0.15.0
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-rustls v0.7.2
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling tokio-rustls v0.8.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling hyper-rustls v0.14.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling data-encoding-macro v0.1.8
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling trust-dns-proto v0.6.3
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns v0.15.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.3
[INFO] [stderr] error[E0463]: can't find crate for `trust_dns_https`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/trust-dns-resolver-0.10.3/src/lib.rs:191:1
[INFO] [stderr]     |
[INFO] [stderr] 191 | extern crate trust_dns_https;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `trust-dns-resolver`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6e4974b6746c641e407509f66bb7436d7960ff32c85231e05bd13c0f719e8c60"`
[INFO] running `"docker" "rm" "-f" "6e4974b6746c641e407509f66bb7436d7960ff32c85231e05bd13c0f719e8c60"`
[INFO] [stdout] 6e4974b6746c641e407509f66bb7436d7960ff32c85231e05bd13c0f719e8c60