[INFO] crate columnar 0.0.19 is already in cache
[INFO] extracting crate columnar 0.0.19 into work/ex/beta-1.38-1/sources/1.37.0/reg/columnar/0.0.19
[INFO] extracting crate columnar 0.0.19 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/columnar/0.0.19
[INFO] validating manifest of columnar-0.0.19 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 columnar-0.0.19 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 columnar-0.0.19
[INFO] finished frobbing columnar-0.0.19
[INFO] frobbed toml for columnar-0.0.19 written to work/ex/beta-1.38-1/sources/1.37.0/reg/columnar/0.0.19/Cargo.toml
[INFO] started frobbing columnar-0.0.19
[INFO] finished frobbing columnar-0.0.19
[INFO] frobbed toml for columnar-0.0.19 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/columnar/0.0.19/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] [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 columnar-0.0.19 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/columnar/0.0.19:/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] 17254e203e31db9ad675e43b52fb24f9ce8d12b05a50515d133f4d55c75b1ad3
[INFO] running `"docker" "start" "-a" "17254e203e31db9ad675e43b52fb24f9ce8d12b05a50515d133f4d55c75b1ad3"`
[INFO] [stderr]    Compiling columnar v0.0.19 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::mem::size_of`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "17254e203e31db9ad675e43b52fb24f9ce8d12b05a50515d133f4d55c75b1ad3"`
[INFO] running `"docker" "rm" "-f" "17254e203e31db9ad675e43b52fb24f9ce8d12b05a50515d133f4d55c75b1ad3"`
[INFO] [stdout] 17254e203e31db9ad675e43b52fb24f9ce8d12b05a50515d133f4d55c75b1ad3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/columnar/0.0.19:/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] ecd907ebe2503b58f41f374a0b5346bd67ee88c02514f695fd18acff00ec591b
[INFO] running `"docker" "start" "-a" "ecd907ebe2503b58f41f374a0b5346bd67ee88c02514f695fd18acff00ec591b"`
[INFO] [stderr]    Compiling columnar v0.0.19 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::mem::size_of`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "ecd907ebe2503b58f41f374a0b5346bd67ee88c02514f695fd18acff00ec591b"`
[INFO] running `"docker" "rm" "-f" "ecd907ebe2503b58f41f374a0b5346bd67ee88c02514f695fd18acff00ec591b"`
[INFO] [stdout] ecd907ebe2503b58f41f374a0b5346bd67ee88c02514f695fd18acff00ec591b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/columnar/0.0.19:/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] 6fd44c47ca2a6d9920fee3d13b06e2f0119cfd409ded92fb141befa71713ce06
[INFO] running `"docker" "start" "-a" "6fd44c47ca2a6d9920fee3d13b06e2f0119cfd409ded92fb141befa71713ce06"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/columnar-1a6055272c5952f5
[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] [stderr]    Doc-tests columnar
[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" "6fd44c47ca2a6d9920fee3d13b06e2f0119cfd409ded92fb141befa71713ce06"`
[INFO] running `"docker" "rm" "-f" "6fd44c47ca2a6d9920fee3d13b06e2f0119cfd409ded92fb141befa71713ce06"`
[INFO] [stdout] 6fd44c47ca2a6d9920fee3d13b06e2f0119cfd409ded92fb141befa71713ce06