[INFO] updating cached repository hjybdrs/rust-con
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hjybdrs/rust-con
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hjybdrs/rust-con" "work/ex/beta-1.38-1/sources/1.37.0/gh/hjybdrs/rust-con"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hjybdrs/rust-con'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hjybdrs/rust-con" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjybdrs/rust-con"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjybdrs/rust-con'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d73d184248b4add5ffa9714c12946fba62e7289f
[INFO] sha for GitHub repo hjybdrs/rust-con: d73d184248b4add5ffa9714c12946fba62e7289f
[INFO] validating manifest of hjybdrs/rust-con on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hjybdrs/rust-con on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hjybdrs/rust-con
[INFO] finished frobbing hjybdrs/rust-con
[INFO] frobbed toml for hjybdrs/rust-con written to work/ex/beta-1.38-1/sources/1.37.0/gh/hjybdrs/rust-con/Cargo.toml
[INFO] started frobbing hjybdrs/rust-con
[INFO] finished frobbing hjybdrs/rust-con
[INFO] frobbed toml for hjybdrs/rust-con written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjybdrs/rust-con/Cargo.toml
[INFO] crate hjybdrs/rust-con already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing hjybdrs/rust-con against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hjybdrs/rust-con:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7325025f02f3f2230a603ae42a8553453450256e1bd482f32c946e3574722259
[INFO] running `"docker" "start" "-a" "7325025f02f3f2230a603ae42a8553453450256e1bd482f32c946e3574722259"`
[INFO] [stderr]    Compiling con_chine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "7325025f02f3f2230a603ae42a8553453450256e1bd482f32c946e3574722259"`
[INFO] running `"docker" "rm" "-f" "7325025f02f3f2230a603ae42a8553453450256e1bd482f32c946e3574722259"`
[INFO] [stdout] 7325025f02f3f2230a603ae42a8553453450256e1bd482f32c946e3574722259
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hjybdrs/rust-con:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 26a0d3b73669da96e606ac416a235094cec78d54063febf592abd553e79d4028
[INFO] running `"docker" "start" "-a" "26a0d3b73669da96e606ac416a235094cec78d54063febf592abd553e79d4028"`
[INFO] [stderr]    Compiling con_chine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "26a0d3b73669da96e606ac416a235094cec78d54063febf592abd553e79d4028"`
[INFO] running `"docker" "rm" "-f" "26a0d3b73669da96e606ac416a235094cec78d54063febf592abd553e79d4028"`
[INFO] [stdout] 26a0d3b73669da96e606ac416a235094cec78d54063febf592abd553e79d4028
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hjybdrs/rust-con:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3687bfb8949ab2be121b5e427ec73dd15c668a9bc098e2eafc70736c6ba58038
[INFO] running `"docker" "start" "-a" "3687bfb8949ab2be121b5e427ec73dd15c668a9bc098e2eafc70736c6ba58038"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/con_chine-a0ee0a085a4b7df0
[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" "3687bfb8949ab2be121b5e427ec73dd15c668a9bc098e2eafc70736c6ba58038"`
[INFO] running `"docker" "rm" "-f" "3687bfb8949ab2be121b5e427ec73dd15c668a9bc098e2eafc70736c6ba58038"`
[INFO] [stdout] 3687bfb8949ab2be121b5e427ec73dd15c668a9bc098e2eafc70736c6ba58038