[INFO] crate hist2d 0.1.2 is already in cache
[INFO] extracting crate hist2d 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/hist2d/0.1.2
[INFO] extracting crate hist2d 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hist2d/0.1.2
[INFO] validating manifest of hist2d-0.1.2 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 hist2d-0.1.2 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 hist2d-0.1.2
[INFO] finished frobbing hist2d-0.1.2
[INFO] frobbed toml for hist2d-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hist2d/0.1.2/Cargo.toml
[INFO] started frobbing hist2d-0.1.2
[INFO] finished frobbing hist2d-0.1.2
[INFO] frobbed toml for hist2d-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hist2d/0.1.2/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 hist2d-0.1.2 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/hist2d/0.1.2:/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] eea0ce4ac487e26a312c7e81dbf11104fc45bea0110e38aa5528b1d38b286881
[INFO] running `"docker" "start" "-a" "eea0ce4ac487e26a312c7e81dbf11104fc45bea0110e38aa5528b1d38b286881"`
[INFO] [stderr]    Compiling hist2d v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "eea0ce4ac487e26a312c7e81dbf11104fc45bea0110e38aa5528b1d38b286881"`
[INFO] running `"docker" "rm" "-f" "eea0ce4ac487e26a312c7e81dbf11104fc45bea0110e38aa5528b1d38b286881"`
[INFO] [stdout] eea0ce4ac487e26a312c7e81dbf11104fc45bea0110e38aa5528b1d38b286881
[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/hist2d/0.1.2:/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] ad46843197c4d51efcd02540723f2604078b34bd487d2bd6b96731d39be8d08b
[INFO] running `"docker" "start" "-a" "ad46843197c4d51efcd02540723f2604078b34bd487d2bd6b96731d39be8d08b"`
[INFO] [stderr]    Compiling hist2d v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "ad46843197c4d51efcd02540723f2604078b34bd487d2bd6b96731d39be8d08b"`
[INFO] running `"docker" "rm" "-f" "ad46843197c4d51efcd02540723f2604078b34bd487d2bd6b96731d39be8d08b"`
[INFO] [stdout] ad46843197c4d51efcd02540723f2604078b34bd487d2bd6b96731d39be8d08b
[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/hist2d/0.1.2:/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] 772636bdd356ab981472ccab42529839c357f707488fb55fcad273a62bac1ff7
[INFO] running `"docker" "start" "-a" "772636bdd356ab981472ccab42529839c357f707488fb55fcad273a62bac1ff7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hist2d-e8cfc8fdcbbebb1f
[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" "772636bdd356ab981472ccab42529839c357f707488fb55fcad273a62bac1ff7"`
[INFO] running `"docker" "rm" "-f" "772636bdd356ab981472ccab42529839c357f707488fb55fcad273a62bac1ff7"`
[INFO] [stdout] 772636bdd356ab981472ccab42529839c357f707488fb55fcad273a62bac1ff7