[INFO] updating cached repository FauxFaux/tyrant-decr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FauxFaux/tyrant-decr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FauxFaux/tyrant-decr" "work/ex/beta-1.38-1/sources/1.37.0/gh/FauxFaux/tyrant-decr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FauxFaux/tyrant-decr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FauxFaux/tyrant-decr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FauxFaux/tyrant-decr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FauxFaux/tyrant-decr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08ebf9afd7169be520ba65bde2ee6701371374d7
[INFO] sha for GitHub repo FauxFaux/tyrant-decr: 08ebf9afd7169be520ba65bde2ee6701371374d7
[INFO] validating manifest of FauxFaux/tyrant-decr 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 FauxFaux/tyrant-decr 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 FauxFaux/tyrant-decr
[INFO] finished frobbing FauxFaux/tyrant-decr
[INFO] frobbed toml for FauxFaux/tyrant-decr written to work/ex/beta-1.38-1/sources/1.37.0/gh/FauxFaux/tyrant-decr/Cargo.toml
[INFO] started frobbing FauxFaux/tyrant-decr
[INFO] finished frobbing FauxFaux/tyrant-decr
[INFO] frobbed toml for FauxFaux/tyrant-decr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FauxFaux/tyrant-decr/Cargo.toml
[INFO] crate FauxFaux/tyrant-decr 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing FauxFaux/tyrant-decr against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FauxFaux/tyrant-decr:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7db198453de86eac34134c046427c0278aed9e132bc35b79fb47e5ab57a9b775
[INFO] running `"docker" "start" "-a" "7db198453de86eac34134c046427c0278aed9e132bc35b79fb47e5ab57a9b775"`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling rustfft v3.0.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling decr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.33s
[INFO] running `"docker" "inspect" "7db198453de86eac34134c046427c0278aed9e132bc35b79fb47e5ab57a9b775"`
[INFO] running `"docker" "rm" "-f" "7db198453de86eac34134c046427c0278aed9e132bc35b79fb47e5ab57a9b775"`
[INFO] [stdout] 7db198453de86eac34134c046427c0278aed9e132bc35b79fb47e5ab57a9b775
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FauxFaux/tyrant-decr:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 62f8786050794736f8ad71b73aa1d892caf05dddde7d3d34626ebf06224730fd
[INFO] running `"docker" "start" "-a" "62f8786050794736f8ad71b73aa1d892caf05dddde7d3d34626ebf06224730fd"`
[INFO] [stderr]    Compiling decr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "62f8786050794736f8ad71b73aa1d892caf05dddde7d3d34626ebf06224730fd"`
[INFO] running `"docker" "rm" "-f" "62f8786050794736f8ad71b73aa1d892caf05dddde7d3d34626ebf06224730fd"`
[INFO] [stdout] 62f8786050794736f8ad71b73aa1d892caf05dddde7d3d34626ebf06224730fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FauxFaux/tyrant-decr:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 85fffd0006e44383d97554c50e0dc07fdfe797a3baafe42f79a6e878adc33388
[INFO] running `"docker" "start" "-a" "85fffd0006e44383d97554c50e0dc07fdfe797a3baafe42f79a6e878adc33388"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/decr-67365a234cc57fef
[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" "85fffd0006e44383d97554c50e0dc07fdfe797a3baafe42f79a6e878adc33388"`
[INFO] running `"docker" "rm" "-f" "85fffd0006e44383d97554c50e0dc07fdfe797a3baafe42f79a6e878adc33388"`
[INFO] [stdout] 85fffd0006e44383d97554c50e0dc07fdfe797a3baafe42f79a6e878adc33388