[INFO] crate dual_num 0.2.7 is already in cache
[INFO] extracting crate dual_num 0.2.7 into work/ex/beta-1.38-1/sources/1.37.0/reg/dual_num/0.2.7
[INFO] extracting crate dual_num 0.2.7 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dual_num/0.2.7
[INFO] validating manifest of dual_num-0.2.7 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 dual_num-0.2.7 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 dual_num-0.2.7
[INFO] finished frobbing dual_num-0.2.7
[INFO] frobbed toml for dual_num-0.2.7 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dual_num/0.2.7/Cargo.toml
[INFO] started frobbing dual_num-0.2.7
[INFO] finished frobbing dual_num-0.2.7
[INFO] frobbed toml for dual_num-0.2.7 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dual_num/0.2.7/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 dual_num-0.2.7 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-1/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/dual_num/0.2.7:/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] afdde7a4f090ce0f110cbe10ea8ca55400e2d88f29c793d1901de38c68608f88
[INFO] running `"docker" "start" "-a" "afdde7a4f090ce0f110cbe10ea8ca55400e2d88f29c793d1901de38c68608f88"`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling matrixmultiply v0.2.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.8.2
[INFO] [stderr]    Compiling nalgebra v0.17.3
[INFO] [stderr]    Compiling dual_num v0.2.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.10s
[INFO] running `"docker" "inspect" "afdde7a4f090ce0f110cbe10ea8ca55400e2d88f29c793d1901de38c68608f88"`
[INFO] running `"docker" "rm" "-f" "afdde7a4f090ce0f110cbe10ea8ca55400e2d88f29c793d1901de38c68608f88"`
[INFO] [stdout] afdde7a4f090ce0f110cbe10ea8ca55400e2d88f29c793d1901de38c68608f88
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/dual_num/0.2.7:/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] 4725b9e2b90e967295cc5207e2ca42ee8dc2c7093b2e609f8c4b3526aafa8873
[INFO] running `"docker" "start" "-a" "4725b9e2b90e967295cc5207e2ca42ee8dc2c7093b2e609f8c4b3526aafa8873"`
[INFO] [stderr]    Compiling dual_num v0.2.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "4725b9e2b90e967295cc5207e2ca42ee8dc2c7093b2e609f8c4b3526aafa8873"`
[INFO] running `"docker" "rm" "-f" "4725b9e2b90e967295cc5207e2ca42ee8dc2c7093b2e609f8c4b3526aafa8873"`
[INFO] [stdout] 4725b9e2b90e967295cc5207e2ca42ee8dc2c7093b2e609f8c4b3526aafa8873
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/dual_num/0.2.7:/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] 72f22540428057f7d7cea6e91a321a0460adac4b23fe4ad86511a83d12117161
[INFO] running `"docker" "start" "-a" "72f22540428057f7d7cea6e91a321a0460adac4b23fe4ad86511a83d12117161"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dual_num-836f771d775ba425
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dual_num
[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 -  (line 7) ... 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" "72f22540428057f7d7cea6e91a321a0460adac4b23fe4ad86511a83d12117161"`
[INFO] running `"docker" "rm" "-f" "72f22540428057f7d7cea6e91a321a0460adac4b23fe4ad86511a83d12117161"`
[INFO] [stdout] 72f22540428057f7d7cea6e91a321a0460adac4b23fe4ad86511a83d12117161