[INFO] updating cached repository softprops/trending
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/softprops/trending
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/softprops/trending" "work/ex/beta-1.37-6/sources/1.36.0/gh/softprops/trending"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/softprops/trending'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/softprops/trending" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/trending"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/trending'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0eaff22e9199ece5f2a2901e1c3192c7a99f9769
[INFO] sha for GitHub repo softprops/trending: 0eaff22e9199ece5f2a2901e1c3192c7a99f9769
[INFO] validating manifest of softprops/trending 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 softprops/trending 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 softprops/trending
[INFO] finished frobbing softprops/trending
[INFO] frobbed toml for softprops/trending written to work/ex/beta-1.37-6/sources/1.36.0/gh/softprops/trending/Cargo.toml
[INFO] started frobbing softprops/trending
[INFO] finished frobbing softprops/trending
[INFO] frobbed toml for softprops/trending written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/trending/Cargo.toml
[INFO] crate softprops/trending 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing softprops/trending against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/trending:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 12ac47cd43cd62f64385b476233e9d747ce78dc164702c62dd498c1db262bfae
[INFO] running `"docker" "start" "-a" "12ac47cd43cd62f64385b476233e9d747ce78dc164702c62dd498c1db262bfae"`
[INFO] [stderr]    Compiling precomputed-hash v0.1.0
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.14
[INFO] [stderr]    Compiling utf-8 v0.7.1
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.19
[INFO] [stderr]    Compiling mime v0.3.4
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tendril v0.3.1
[INFO] [stderr]    Compiling openssl v0.9.19
[INFO] [stderr]    Compiling futures-cpupool v0.1.6
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stderr]    Compiling hyper v0.11.2
[INFO] [stderr]    Compiling native-tls v0.1.4
[INFO] [stderr]    Compiling tokio-tls v0.1.3
[INFO] [stderr]    Compiling html5ever v0.18.0
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling select v0.4.2
[INFO] [stderr]    Compiling hyper-tls v0.1.2
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling trending v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.63s
[INFO] running `"docker" "inspect" "12ac47cd43cd62f64385b476233e9d747ce78dc164702c62dd498c1db262bfae"`
[INFO] running `"docker" "rm" "-f" "12ac47cd43cd62f64385b476233e9d747ce78dc164702c62dd498c1db262bfae"`
[INFO] [stdout] 12ac47cd43cd62f64385b476233e9d747ce78dc164702c62dd498c1db262bfae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/trending:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2a1cc597fedb6c709df708d005a4dc4be81c869e4a0efb30271e7ae218926032
[INFO] running `"docker" "start" "-a" "2a1cc597fedb6c709df708d005a4dc4be81c869e4a0efb30271e7ae218926032"`
[INFO] [stderr]    Compiling trending v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "2a1cc597fedb6c709df708d005a4dc4be81c869e4a0efb30271e7ae218926032"`
[INFO] running `"docker" "rm" "-f" "2a1cc597fedb6c709df708d005a4dc4be81c869e4a0efb30271e7ae218926032"`
[INFO] [stdout] 2a1cc597fedb6c709df708d005a4dc4be81c869e4a0efb30271e7ae218926032
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/softprops/trending:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 7320e6429ff53409ca458c2e0de880c97bd54a8a04d226ade35967eb24ee297a
[INFO] running `"docker" "start" "-a" "7320e6429ff53409ca458c2e0de880c97bd54a8a04d226ade35967eb24ee297a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/trending-3519aafd49a4ed05
[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" "7320e6429ff53409ca458c2e0de880c97bd54a8a04d226ade35967eb24ee297a"`
[INFO] running `"docker" "rm" "-f" "7320e6429ff53409ca458c2e0de880c97bd54a8a04d226ade35967eb24ee297a"`
[INFO] [stdout] 7320e6429ff53409ca458c2e0de880c97bd54a8a04d226ade35967eb24ee297a