[INFO] updating cached repository adorechic/rust_credstash
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adorechic/rust_credstash
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adorechic/rust_credstash" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/adorechic/rust_credstash"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/adorechic/rust_credstash'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adorechic/rust_credstash" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/adorechic/rust_credstash"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of adorechic/rust_credstash on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/adorechic/rust_credstash/Cargo.toml
[INFO] crate adorechic/rust_credstash has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing adorechic/rust_credstash against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/adorechic/rust_credstash:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 35f103eaedab68a748b5eaec563532e8d5d6d00570d9bc2db78a998605ada86b
[INFO] running `"docker" "start" "-a" "35f103eaedab68a748b5eaec563532e8d5d6d00570d9bc2db78a998605ada86b"`
[INFO] [stderr]    Compiling serde_json v1.0.14
[INFO] [stderr]    Compiling rusoto_core v0.32.0
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling rusoto_credential v0.11.0
[INFO] [stderr]    Compiling rusoto_dynamodb v0.32.0
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 35.86s
[INFO] running `"docker" "inspect" "35f103eaedab68a748b5eaec563532e8d5d6d00570d9bc2db78a998605ada86b"`
[INFO] running `"docker" "rm" "-f" "35f103eaedab68a748b5eaec563532e8d5d6d00570d9bc2db78a998605ada86b"`
[INFO] [stdout] 35f103eaedab68a748b5eaec563532e8d5d6d00570d9bc2db78a998605ada86b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/adorechic/rust_credstash:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 163965dddec3469b27e0385a7f0721161e275bc9dc7896a910fb4705521f2ba6
[INFO] running `"docker" "start" "-a" "163965dddec3469b27e0385a7f0721161e275bc9dc7896a910fb4705521f2ba6"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "163965dddec3469b27e0385a7f0721161e275bc9dc7896a910fb4705521f2ba6"`
[INFO] running `"docker" "rm" "-f" "163965dddec3469b27e0385a7f0721161e275bc9dc7896a910fb4705521f2ba6"`
[INFO] [stdout] 163965dddec3469b27e0385a7f0721161e275bc9dc7896a910fb4705521f2ba6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/adorechic/rust_credstash:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 99cd665eeedcab6d702f35c06b279d432f113adda749ad376a43444d03b66e86
[INFO] running `"docker" "start" "-a" "99cd665eeedcab6d702f35c06b279d432f113adda749ad376a43444d03b66e86"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_credstash-555cef384b7e5f8b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "99cd665eeedcab6d702f35c06b279d432f113adda749ad376a43444d03b66e86"`
[INFO] running `"docker" "rm" "-f" "99cd665eeedcab6d702f35c06b279d432f113adda749ad376a43444d03b66e86"`
[INFO] [stdout] 99cd665eeedcab6d702f35c06b279d432f113adda749ad376a43444d03b66e86