[INFO] updating cached repository https://github.com/asib/echo-server
[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] 84f9200c5724b2cf0f0076026d6ef94d314a491e
[INFO] checking asib/echo-server against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasib%2Fecho-server" "/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/asib/echo-server on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/asib/echo-server
[INFO] finished tweaking git repo https://github.com/asib/echo-server
[INFO] tweaked toml for git repo https://github.com/asib/echo-server written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/asib/echo-server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] eb57ef3f9dd8e0a0acf8b33da4b2aad6a2d51f78878edd5158d6c2f53ea44d99
[INFO] running `"docker" "start" "-a" "eb57ef3f9dd8e0a0acf8b33da4b2aad6a2d51f78878edd5158d6c2f53ea44d99"`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking memchr v2.1.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking ring v0.13.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking flate2 v1.0.4
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.2
[INFO] [stderr]     Checking tokio-signal v0.2.5
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking trust-dns-proto v0.4.3
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking trust-dns-resolver v0.9.1
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling actix_derive v0.3.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking trust-dns-proto v0.5.0-alpha.3
[INFO] [stderr]     Checking actix v0.7.5
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0-alpha.3
[INFO] [stderr]     Checking actix-net v0.1.1
[INFO] [stderr]     Checking actix-web v0.7.13
[INFO] [stderr]     Checking echo-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "eb57ef3f9dd8e0a0acf8b33da4b2aad6a2d51f78878edd5158d6c2f53ea44d99"`
[INFO] running `"docker" "rm" "-f" "eb57ef3f9dd8e0a0acf8b33da4b2aad6a2d51f78878edd5158d6c2f53ea44d99"`
[INFO] [stdout] eb57ef3f9dd8e0a0acf8b33da4b2aad6a2d51f78878edd5158d6c2f53ea44d99