[INFO] crate rand_os 0.2.0 is already in cache
[INFO] extracting crate rand_os 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rand_os/0.2.0
[INFO] extracting crate rand_os 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rand_os/0.2.0
[INFO] validating manifest of rand_os-0.2.0 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 rand_os-0.2.0 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 rand_os-0.2.0
[INFO] finished frobbing rand_os-0.2.0
[INFO] frobbed toml for rand_os-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rand_os/0.2.0/Cargo.toml
[INFO] started frobbing rand_os-0.2.0
[INFO] finished frobbing rand_os-0.2.0
[INFO] frobbed toml for rand_os-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rand_os/0.2.0/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] 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 rand_os-0.2.0 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/reg/rand_os/0.2.0:/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] 10b18390d4ca84edb4975408638f12f9281b7a0b8b0929a2d4d1a8efe8d7c88c
[INFO] running `"docker" "start" "-a" "10b18390d4ca84edb4975408638f12f9281b7a0b8b0929a2d4d1a8efe8d7c88c"`
[INFO] [stderr]    Compiling rand_os v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "10b18390d4ca84edb4975408638f12f9281b7a0b8b0929a2d4d1a8efe8d7c88c"`
[INFO] running `"docker" "rm" "-f" "10b18390d4ca84edb4975408638f12f9281b7a0b8b0929a2d4d1a8efe8d7c88c"`
[INFO] [stdout] 10b18390d4ca84edb4975408638f12f9281b7a0b8b0929a2d4d1a8efe8d7c88c
[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/reg/rand_os/0.2.0:/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] 7e5aaa8dd28255bbff547f953a82daf046359ef48259aa56cec123bd2beb7e80
[INFO] running `"docker" "start" "-a" "7e5aaa8dd28255bbff547f953a82daf046359ef48259aa56cec123bd2beb7e80"`
[INFO] [stderr]    Compiling rand_os v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "7e5aaa8dd28255bbff547f953a82daf046359ef48259aa56cec123bd2beb7e80"`
[INFO] running `"docker" "rm" "-f" "7e5aaa8dd28255bbff547f953a82daf046359ef48259aa56cec123bd2beb7e80"`
[INFO] [stdout] 7e5aaa8dd28255bbff547f953a82daf046359ef48259aa56cec123bd2beb7e80
[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/reg/rand_os/0.2.0:/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] 1756c83f0f323a4dad077a0c3b5dac7226ff4e95642c0ce505bebae8a7c56fc3
[INFO] running `"docker" "start" "-a" "1756c83f0f323a4dad077a0c3b5dac7226ff4e95642c0ce505bebae8a7c56fc3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rand_os-e7dd484b1d8e2d81
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_os_rng ... ok
[INFO] [stdout] test test_construction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand_os
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - OsRng (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1756c83f0f323a4dad077a0c3b5dac7226ff4e95642c0ce505bebae8a7c56fc3"`
[INFO] running `"docker" "rm" "-f" "1756c83f0f323a4dad077a0c3b5dac7226ff4e95642c0ce505bebae8a7c56fc3"`
[INFO] [stdout] 1756c83f0f323a4dad077a0c3b5dac7226ff4e95642c0ce505bebae8a7c56fc3