[INFO] updating cached repository iPolyomino/ptarmigan
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iPolyomino/ptarmigan
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iPolyomino/ptarmigan" "work/ex/beta-1.38-1/sources/1.37.0/gh/iPolyomino/ptarmigan"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iPolyomino/ptarmigan'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iPolyomino/ptarmigan" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iPolyomino/ptarmigan"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iPolyomino/ptarmigan'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 78a2d389f14f658f39b28ce0b96bfd3fd8efddaa
[INFO] sha for GitHub repo iPolyomino/ptarmigan: 78a2d389f14f658f39b28ce0b96bfd3fd8efddaa
[INFO] validating manifest of iPolyomino/ptarmigan 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 iPolyomino/ptarmigan 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 iPolyomino/ptarmigan
[INFO] finished frobbing iPolyomino/ptarmigan
[INFO] frobbed toml for iPolyomino/ptarmigan written to work/ex/beta-1.38-1/sources/1.37.0/gh/iPolyomino/ptarmigan/Cargo.toml
[INFO] started frobbing iPolyomino/ptarmigan
[INFO] finished frobbing iPolyomino/ptarmigan
[INFO] frobbed toml for iPolyomino/ptarmigan written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iPolyomino/ptarmigan/Cargo.toml
[INFO] crate iPolyomino/ptarmigan 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] testing iPolyomino/ptarmigan 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-2/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/iPolyomino/ptarmigan:/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] dd29e453b13cf17bf900a61e3456cf715171427943d4ecdd8b8b7ee6eef7e473
[INFO] running `"docker" "start" "-a" "dd29e453b13cf17bf900a61e3456cf715171427943d4ecdd8b8b7ee6eef7e473"`
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling http v0.1.14
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling tokio v0.1.14
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling h2 v0.1.14
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling hyper v0.12.20
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling trust-dns-proto v0.6.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.2
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling reqwest v0.9.6
[INFO] [stderr]    Compiling ptarmigan v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 18s
[INFO] running `"docker" "inspect" "dd29e453b13cf17bf900a61e3456cf715171427943d4ecdd8b8b7ee6eef7e473"`
[INFO] running `"docker" "rm" "-f" "dd29e453b13cf17bf900a61e3456cf715171427943d4ecdd8b8b7ee6eef7e473"`
[INFO] [stdout] dd29e453b13cf17bf900a61e3456cf715171427943d4ecdd8b8b7ee6eef7e473
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/iPolyomino/ptarmigan:/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] 138c11d0e23565d0f28346f7acf0508a05dfe026ce9d8ee1840347bf0c97e254
[INFO] running `"docker" "start" "-a" "138c11d0e23565d0f28346f7acf0508a05dfe026ce9d8ee1840347bf0c97e254"`
[INFO] [stderr]    Compiling ptarmigan v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "138c11d0e23565d0f28346f7acf0508a05dfe026ce9d8ee1840347bf0c97e254"`
[INFO] running `"docker" "rm" "-f" "138c11d0e23565d0f28346f7acf0508a05dfe026ce9d8ee1840347bf0c97e254"`
[INFO] [stdout] 138c11d0e23565d0f28346f7acf0508a05dfe026ce9d8ee1840347bf0c97e254
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/iPolyomino/ptarmigan:/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] ca385a0d94af1fa5743760b5baca294fac56f64d1a67e8fddf4313e41bfe761d
[INFO] running `"docker" "start" "-a" "ca385a0d94af1fa5743760b5baca294fac56f64d1a67e8fddf4313e41bfe761d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ptarmigan-da3350a85077a026
[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" "ca385a0d94af1fa5743760b5baca294fac56f64d1a67e8fddf4313e41bfe761d"`
[INFO] running `"docker" "rm" "-f" "ca385a0d94af1fa5743760b5baca294fac56f64d1a67e8fddf4313e41bfe761d"`
[INFO] [stdout] ca385a0d94af1fa5743760b5baca294fac56f64d1a67e8fddf4313e41bfe761d