[INFO] crate rc_arena 0.1.0 is already in cache
[INFO] extracting crate rc_arena 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rc_arena/0.1.0
[INFO] extracting crate rc_arena 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rc_arena/0.1.0
[INFO] validating manifest of rc_arena-0.1.0 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 rc_arena-0.1.0 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 rc_arena-0.1.0
[INFO] finished frobbing rc_arena-0.1.0
[INFO] frobbed toml for rc_arena-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rc_arena/0.1.0/Cargo.toml
[INFO] started frobbing rc_arena-0.1.0
[INFO] finished frobbing rc_arena-0.1.0
[INFO] frobbed toml for rc_arena-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rc_arena/0.1.0/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 rc_arena-0.1.0 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-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rc_arena/0.1.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c3cf91bb164bea300183cb5382bf3fd320ecd9188187b54d01ceee7b4d685e3c
[INFO] running `"docker" "start" "-a" "c3cf91bb164bea300183cb5382bf3fd320ecd9188187b54d01ceee7b4d685e3c"`
[INFO] [stderr]    Compiling rc_arena v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "c3cf91bb164bea300183cb5382bf3fd320ecd9188187b54d01ceee7b4d685e3c"`
[INFO] running `"docker" "rm" "-f" "c3cf91bb164bea300183cb5382bf3fd320ecd9188187b54d01ceee7b4d685e3c"`
[INFO] [stdout] c3cf91bb164bea300183cb5382bf3fd320ecd9188187b54d01ceee7b4d685e3c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rc_arena/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6cd3a8b57e7ee65eab2a3d3a347e43279f1c791e513e6356a6747512104f0c5b
[INFO] running `"docker" "start" "-a" "6cd3a8b57e7ee65eab2a3d3a347e43279f1c791e513e6356a6747512104f0c5b"`
[INFO] [stderr]    Compiling rc_arena v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "6cd3a8b57e7ee65eab2a3d3a347e43279f1c791e513e6356a6747512104f0c5b"`
[INFO] running `"docker" "rm" "-f" "6cd3a8b57e7ee65eab2a3d3a347e43279f1c791e513e6356a6747512104f0c5b"`
[INFO] [stdout] 6cd3a8b57e7ee65eab2a3d3a347e43279f1c791e513e6356a6747512104f0c5b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rc_arena/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a5fc3f5ca85358ddc41c2742a5c7a03337e8ef3b59f6967e3618e512cc798b07
[INFO] running `"docker" "start" "-a" "a5fc3f5ca85358ddc41c2742a5c7a03337e8ef3b59f6967e3618e512cc798b07"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rc_arena-82da2839c3f02efa
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic_usecase ... ok
[INFO] [stdout] test formatting ... ok
[INFO] [stdout] test iterates ... ok
[INFO] [stdout] test drops_at_once ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rc_arena
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc (line 100) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::each (line 151) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a5fc3f5ca85358ddc41c2742a5c7a03337e8ef3b59f6967e3618e512cc798b07"`
[INFO] running `"docker" "rm" "-f" "a5fc3f5ca85358ddc41c2742a5c7a03337e8ef3b59f6967e3618e512cc798b07"`
[INFO] [stdout] a5fc3f5ca85358ddc41c2742a5c7a03337e8ef3b59f6967e3618e512cc798b07