[INFO] updating cached repository vetbase/mammoth
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vetbase/mammoth
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vetbase/mammoth" "work/ex/beta-1.38-1/sources/1.37.0/gh/vetbase/mammoth"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vetbase/mammoth'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vetbase/mammoth" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vetbase/mammoth"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vetbase/mammoth'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1377718d6128692e8a9f770047620be8a40f2dfb
[INFO] sha for GitHub repo vetbase/mammoth: 1377718d6128692e8a9f770047620be8a40f2dfb
[INFO] validating manifest of vetbase/mammoth 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 vetbase/mammoth 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 vetbase/mammoth
[INFO] finished frobbing vetbase/mammoth
[INFO] frobbed toml for vetbase/mammoth written to work/ex/beta-1.38-1/sources/1.37.0/gh/vetbase/mammoth/Cargo.toml
[INFO] started frobbing vetbase/mammoth
[INFO] finished frobbing vetbase/mammoth
[INFO] frobbed toml for vetbase/mammoth written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vetbase/mammoth/Cargo.toml
[INFO] crate vetbase/mammoth 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 vetbase/mammoth 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vetbase/mammoth:/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] 724c839a3fb01551dc72e004dd593562c2529538843f71becbddb8f0b7cf2982
[INFO] running `"docker" "start" "-a" "724c839a3fb01551dc72e004dd593562c2529538843f71becbddb8f0b7cf2982"`
[INFO] [stderr] warning: unused manifest key: package.crate-type
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling md5 v0.3.6
[INFO] [stderr]    Compiling fallible-iterator v0.1.3
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling postgres-protocol v0.3.1
[INFO] [stderr]    Compiling postgres-shared v0.4.0
[INFO] [stderr]    Compiling postgres v0.15.1
[INFO] [stderr]    Compiling mammoth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.77s
[INFO] running `"docker" "inspect" "724c839a3fb01551dc72e004dd593562c2529538843f71becbddb8f0b7cf2982"`
[INFO] running `"docker" "rm" "-f" "724c839a3fb01551dc72e004dd593562c2529538843f71becbddb8f0b7cf2982"`
[INFO] [stdout] 724c839a3fb01551dc72e004dd593562c2529538843f71becbddb8f0b7cf2982
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vetbase/mammoth:/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] a3e2096dc6bc92d91653823a72dab8c59b776b24582a72dfee18d33c564344d6
[INFO] running `"docker" "start" "-a" "a3e2096dc6bc92d91653823a72dab8c59b776b24582a72dfee18d33c564344d6"`
[INFO] [stderr] warning: unused manifest key: package.crate-type
[INFO] [stderr]    Compiling mammoth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "a3e2096dc6bc92d91653823a72dab8c59b776b24582a72dfee18d33c564344d6"`
[INFO] running `"docker" "rm" "-f" "a3e2096dc6bc92d91653823a72dab8c59b776b24582a72dfee18d33c564344d6"`
[INFO] [stdout] a3e2096dc6bc92d91653823a72dab8c59b776b24582a72dfee18d33c564344d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vetbase/mammoth:/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] ad04d88d8ad99292ba87aefb5a7ed3d7c5989f5b3585682e3788fab9560659bf
[INFO] running `"docker" "start" "-a" "ad04d88d8ad99292ba87aefb5a7ed3d7c5989f5b3585682e3788fab9560659bf"`
[INFO] [stderr] warning: unused manifest key: package.crate-type
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mammoth-7b82370ed3f40d10
[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" "ad04d88d8ad99292ba87aefb5a7ed3d7c5989f5b3585682e3788fab9560659bf"`
[INFO] running `"docker" "rm" "-f" "ad04d88d8ad99292ba87aefb5a7ed3d7c5989f5b3585682e3788fab9560659bf"`
[INFO] [stdout] ad04d88d8ad99292ba87aefb5a7ed3d7c5989f5b3585682e3788fab9560659bf