[INFO] crate librepology 0.1.0-alpha.1 is already in cache
[INFO] extracting crate librepology 0.1.0-alpha.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/librepology/0.1.0-alpha.1
[INFO] extracting crate librepology 0.1.0-alpha.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/librepology/0.1.0-alpha.1
[INFO] validating manifest of librepology-0.1.0-alpha.1 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 librepology-0.1.0-alpha.1 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 librepology-0.1.0-alpha.1
[INFO] finished frobbing librepology-0.1.0-alpha.1
[INFO] frobbed toml for librepology-0.1.0-alpha.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/librepology/0.1.0-alpha.1/Cargo.toml
[INFO] started frobbing librepology-0.1.0-alpha.1
[INFO] finished frobbing librepology-0.1.0-alpha.1
[INFO] frobbed toml for librepology-0.1.0-alpha.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/librepology/0.1.0-alpha.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing librepology-0.1.0-alpha.1 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/librepology/0.1.0-alpha.1:/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] 2190e61557ea1028e73599f00ba13b0b0ed2a7b956b03ff637ced70844a237ad
[INFO] running `"docker" "start" "-a" "2190e61557ea1028e73599f00ba13b0b0ed2a7b956b03ff637ced70844a237ad"`
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling librepology v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/v1/stdinapi.rs:58:31
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn read_to_string(input: &mut Read) -> Result<String> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `"docker" "inspect" "2190e61557ea1028e73599f00ba13b0b0ed2a7b956b03ff637ced70844a237ad"`
[INFO] running `"docker" "rm" "-f" "2190e61557ea1028e73599f00ba13b0b0ed2a7b956b03ff637ced70844a237ad"`
[INFO] [stdout] 2190e61557ea1028e73599f00ba13b0b0ed2a7b956b03ff637ced70844a237ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/librepology/0.1.0-alpha.1:/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] 27c2059a184bb92a0407644caf70e6b1b1643d8c3e69f3788210f742baaf9825
[INFO] running `"docker" "start" "-a" "27c2059a184bb92a0407644caf70e6b1b1643d8c3e69f3788210f742baaf9825"`
[INFO] [stderr]    Compiling librepology v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/v1/stdinapi.rs:58:31
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn read_to_string(input: &mut Read) -> Result<String> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "27c2059a184bb92a0407644caf70e6b1b1643d8c3e69f3788210f742baaf9825"`
[INFO] running `"docker" "rm" "-f" "27c2059a184bb92a0407644caf70e6b1b1643d8c3e69f3788210f742baaf9825"`
[INFO] [stdout] 27c2059a184bb92a0407644caf70e6b1b1643d8c3e69f3788210f742baaf9825
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/librepology/0.1.0-alpha.1:/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] db86de0def67117131a8e1096bef81e06f8d9745ecdb784074bc624ee58a3a14
[INFO] running `"docker" "start" "-a" "db86de0def67117131a8e1096bef81e06f8d9745ecdb784074bc624ee58a3a14"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/librepology-6ec2ac5c70f2410b
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests librepology
[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] [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" "db86de0def67117131a8e1096bef81e06f8d9745ecdb784074bc624ee58a3a14"`
[INFO] running `"docker" "rm" "-f" "db86de0def67117131a8e1096bef81e06f8d9745ecdb784074bc624ee58a3a14"`
[INFO] [stdout] db86de0def67117131a8e1096bef81e06f8d9745ecdb784074bc624ee58a3a14