[INFO] crate chicon 0.1.3 is already in cache
[INFO] checking chicon-0.1.3 against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] extracting crate chicon 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate chicon 0.1.3 on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate chicon 0.1.3
[INFO] finished tweaking crates.io crate chicon 0.1.3
[INFO] tweaked toml for crates.io crate chicon 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] ba1f74f33644e593aaeca7155451fe24b29bbdcfcec825e30d162082170b3daf
[INFO] running `"docker" "start" "-a" "ba1f74f33644e593aaeca7155451fe24b29bbdcfcec825e30d162082170b3daf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling serde v1.0.109
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling libssh2-sys v0.2.17
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]    Compiling rusoto_core v0.39.0
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking tokio-process v0.2.5
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking ssh2 v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.109
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking rusoto_credential v0.39.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking osproto v0.1.2
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking rusoto_s3 v0.39.0
[INFO] [stderr]     Checking osauth v0.2.5
[INFO] [stderr]     Checking chicon v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mem.rs:328:13
[INFO] [stderr]     |
[INFO] [stderr] 328 |         let mut cloned_content: Vec<u8>;
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mem.rs:328:13
[INFO] [stderr]     |
[INFO] [stderr] 328 |         let mut cloned_content: Vec<u8>;
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `"docker" "inspect" "ba1f74f33644e593aaeca7155451fe24b29bbdcfcec825e30d162082170b3daf"`
[INFO] running `"docker" "rm" "-f" "ba1f74f33644e593aaeca7155451fe24b29bbdcfcec825e30d162082170b3daf"`
[INFO] [stdout] ba1f74f33644e593aaeca7155451fe24b29bbdcfcec825e30d162082170b3daf