[INFO] crate nanbox 0.2.0 is already in cache
[INFO] extracting crate nanbox 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/nanbox/0.2.0
[INFO] extracting crate nanbox 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nanbox/0.2.0
[INFO] validating manifest of nanbox-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 nanbox-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 nanbox-0.2.0
[INFO] finished frobbing nanbox-0.2.0
[INFO] frobbed toml for nanbox-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/nanbox/0.2.0/Cargo.toml
[INFO] started frobbing nanbox-0.2.0
[INFO] finished frobbing nanbox-0.2.0
[INFO] frobbed toml for nanbox-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nanbox/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] [stderr]     Blocking waiting for file lock on package cache
[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 nanbox-0.2.0 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/nanbox/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 663cf1c8f6f0d31231ed83542a1e51fc66d4713e82ac829a6af41093b1af2abd
[INFO] running `"docker" "start" "-a" "663cf1c8f6f0d31231ed83542a1e51fc66d4713e82ac829a6af41093b1af2abd"`
[INFO] [stderr]    Compiling nanbox v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "663cf1c8f6f0d31231ed83542a1e51fc66d4713e82ac829a6af41093b1af2abd"`
[INFO] running `"docker" "rm" "-f" "663cf1c8f6f0d31231ed83542a1e51fc66d4713e82ac829a6af41093b1af2abd"`
[INFO] [stdout] 663cf1c8f6f0d31231ed83542a1e51fc66d4713e82ac829a6af41093b1af2abd
[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/nanbox/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a6c73266963c63ba021c8b0c2e5de96c78f89ac4e94d16e99030c77158402e53
[INFO] running `"docker" "start" "-a" "a6c73266963c63ba021c8b0c2e5de96c78f89ac4e94d16e99030c77158402e53"`
[INFO] [stderr]    Compiling nanbox v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `"docker" "inspect" "a6c73266963c63ba021c8b0c2e5de96c78f89ac4e94d16e99030c77158402e53"`
[INFO] running `"docker" "rm" "-f" "a6c73266963c63ba021c8b0c2e5de96c78f89ac4e94d16e99030c77158402e53"`
[INFO] [stdout] a6c73266963c63ba021c8b0c2e5de96c78f89ac4e94d16e99030c77158402e53
[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/nanbox/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 433aee5df7a6696ba74bef668bf2eec06d7ce12e6d21ff6c10f6f36b7898fe34
[INFO] running `"docker" "start" "-a" "433aee5df7a6696ba74bef668bf2eec06d7ce12e6d21ff6c10f6f36b7898fe34"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nanbox-84f53e17437a1426
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::nan_box_nan ... ok
[INFO] [stdout] test tests::box_test ... ok
[INFO] [stdout] test tests::nanbox_ptr ... ok
[INFO] [stdout] test tests::nanbox_f64 ... ok
[INFO] [stdout] test tests::nanbox_u32 ... ok
[INFO] [stdout] test tests::invalid_pointer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-4865dd15831ec948
[INFO] [stderr]    Doc-tests nanbox
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - make_nanbox (line 307) ... 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" "433aee5df7a6696ba74bef668bf2eec06d7ce12e6d21ff6c10f6f36b7898fe34"`
[INFO] running `"docker" "rm" "-f" "433aee5df7a6696ba74bef668bf2eec06d7ce12e6d21ff6c10f6f36b7898fe34"`
[INFO] [stdout] 433aee5df7a6696ba74bef668bf2eec06d7ce12e6d21ff6c10f6f36b7898fe34