[INFO] updating cached repository chudley/rust-logging-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chudley/rust-logging-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chudley/rust-logging-test" "work/ex/beta-1.37-6/sources/1.36.0/gh/chudley/rust-logging-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/chudley/rust-logging-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chudley/rust-logging-test" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chudley/rust-logging-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chudley/rust-logging-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0ad9b202e5b4bedef0fadf3deb591b7401ee50a5
[INFO] sha for GitHub repo chudley/rust-logging-test: 0ad9b202e5b4bedef0fadf3deb591b7401ee50a5
[INFO] validating manifest of chudley/rust-logging-test on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chudley/rust-logging-test on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chudley/rust-logging-test
[INFO] finished frobbing chudley/rust-logging-test
[INFO] frobbed toml for chudley/rust-logging-test written to work/ex/beta-1.37-6/sources/1.36.0/gh/chudley/rust-logging-test/Cargo.toml
[INFO] started frobbing chudley/rust-logging-test
[INFO] finished frobbing chudley/rust-logging-test
[INFO] frobbed toml for chudley/rust-logging-test written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chudley/rust-logging-test/Cargo.toml
[INFO] crate chudley/rust-logging-test already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing chudley/rust-logging-test against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/chudley/rust-logging-test:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 926da1c9d51480e3ae63474f2dedee216c5d330e1f88e7c77153b6b84440cce7
[INFO] running `"docker" "start" "-a" "926da1c9d51480e3ae63474f2dedee216c5d330e1f88e7c77153b6b84440cce7"`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling slog-json v2.3.0
[INFO] [stderr]    Compiling slog-bunyan v2.1.0
[INFO] [stderr]    Compiling rust-logging-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `"docker" "inspect" "926da1c9d51480e3ae63474f2dedee216c5d330e1f88e7c77153b6b84440cce7"`
[INFO] running `"docker" "rm" "-f" "926da1c9d51480e3ae63474f2dedee216c5d330e1f88e7c77153b6b84440cce7"`
[INFO] [stdout] 926da1c9d51480e3ae63474f2dedee216c5d330e1f88e7c77153b6b84440cce7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/chudley/rust-logging-test:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 595aa2a85599abce129214771a61db148670e5f6cf0148614658ddb66092c322
[INFO] running `"docker" "start" "-a" "595aa2a85599abce129214771a61db148670e5f6cf0148614658ddb66092c322"`
[INFO] [stderr]    Compiling rust-logging-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "595aa2a85599abce129214771a61db148670e5f6cf0148614658ddb66092c322"`
[INFO] running `"docker" "rm" "-f" "595aa2a85599abce129214771a61db148670e5f6cf0148614658ddb66092c322"`
[INFO] [stdout] 595aa2a85599abce129214771a61db148670e5f6cf0148614658ddb66092c322
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/chudley/rust-logging-test:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 1f9ce86a6fe996551c40d35b17ec20058a809f84ff89547df6230e0e5ff932a3
[INFO] running `"docker" "start" "-a" "1f9ce86a6fe996551c40d35b17ec20058a809f84ff89547df6230e0e5ff932a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_logging_test-255176ef3bdf2ff3
[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" "1f9ce86a6fe996551c40d35b17ec20058a809f84ff89547df6230e0e5ff932a3"`
[INFO] running `"docker" "rm" "-f" "1f9ce86a6fe996551c40d35b17ec20058a809f84ff89547df6230e0e5ff932a3"`
[INFO] [stdout] 1f9ce86a6fe996551c40d35b17ec20058a809f84ff89547df6230e0e5ff932a3