[INFO] cloning repository adorechic/rust_credstash
[INFO] running `"git" "clone" "--bare" "git://github.com/adorechic/rust_credstash.git" "work/cache/sources/gh/adorechic/rust_credstash"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/adorechic/rust_credstash'...
[INFO] running `"git" "clone" "work/cache/sources/gh/adorechic/rust_credstash" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/adorechic/rust_credstash"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/adorechic/rust_credstash'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adorechic/rust_credstash" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/adorechic/rust_credstash"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/adorechic/rust_credstash'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 302485434715f312e3e43172ce9c39c124090de0
[INFO] sha for GitHub repo adorechic/rust_credstash: 302485434715f312e3e43172ce9c39c124090de0
[INFO] validating manifest of adorechic/rust_credstash on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of adorechic/rust_credstash on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing adorechic/rust_credstash
[INFO] finished frobbing adorechic/rust_credstash
[INFO] frobbed toml for adorechic/rust_credstash written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/adorechic/rust_credstash/Cargo.toml
[INFO] started frobbing adorechic/rust_credstash
[INFO] finished frobbing adorechic/rust_credstash
[INFO] frobbed toml for adorechic/rust_credstash written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/adorechic/rust_credstash/Cargo.toml
[INFO] crate adorechic/rust_credstash already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "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 `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking adorechic/rust_credstash against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/adorechic/rust_credstash:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4ffe95c6b2734d71061b416af56bb42b6835739317b27cd38a08a5df26ce722f
[INFO] running `"docker" "start" "-a" "4ffe95c6b2734d71061b416af56bb42b6835739317b27cd38a08a5df26ce722f"`
[INFO] [stderr]     Checking hex v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.28
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.25
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.3
[INFO] [stderr]     Checking rusoto_credential v0.11.0
[INFO] [stderr]     Checking rusoto_core v0.32.0
[INFO] [stderr]     Checking rusoto_dynamodb v0.32.0
[INFO] [stderr]     Checking rust_credstash v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let client = DynamoDbClient::simple(Region::ApNortheast1);
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_client`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let client = DynamoDbClient::simple(Region::ApNortheast1);
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_client`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.10s
[INFO] running `"docker" "inspect" "4ffe95c6b2734d71061b416af56bb42b6835739317b27cd38a08a5df26ce722f"`
[INFO] running `"docker" "rm" "-f" "4ffe95c6b2734d71061b416af56bb42b6835739317b27cd38a08a5df26ce722f"`
[INFO] [stdout] 4ffe95c6b2734d71061b416af56bb42b6835739317b27cd38a08a5df26ce722f