[INFO] crate ghcn-daily 0.0.1 is already in cache
[INFO] extracting crate ghcn-daily 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ghcn-daily/0.0.1
[INFO] extracting crate ghcn-daily 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ghcn-daily/0.0.1
[INFO] validating manifest of ghcn-daily-0.0.1 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 ghcn-daily-0.0.1 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 ghcn-daily-0.0.1
[INFO] finished frobbing ghcn-daily-0.0.1
[INFO] frobbed toml for ghcn-daily-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ghcn-daily/0.0.1/Cargo.toml
[INFO] started frobbing ghcn-daily-0.0.1
[INFO] finished frobbing ghcn-daily-0.0.1
[INFO] frobbed toml for ghcn-daily-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ghcn-daily/0.0.1/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 ghcn-daily-0.0.1 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ghcn-daily/0.0.1:/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] bc87036bb40e58e3a89c8334f214185a2c81943b2f42b3f31f1fc8843ba9e95d
[INFO] running `"docker" "start" "-a" "bc87036bb40e58e3a89c8334f214185a2c81943b2f42b3f31f1fc8843ba9e95d"`
[INFO] [stderr]    Compiling ghcn-daily v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `DlyFile`
[INFO] [stderr]  --> src/dly_file.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct DlyFile {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "bc87036bb40e58e3a89c8334f214185a2c81943b2f42b3f31f1fc8843ba9e95d"`
[INFO] running `"docker" "rm" "-f" "bc87036bb40e58e3a89c8334f214185a2c81943b2f42b3f31f1fc8843ba9e95d"`
[INFO] [stdout] bc87036bb40e58e3a89c8334f214185a2c81943b2f42b3f31f1fc8843ba9e95d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ghcn-daily/0.0.1:/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] 6bcb2c4746decb99c878f8891c14711e18133e87fbf8dfef894c00c66a979bc2
[INFO] running `"docker" "start" "-a" "6bcb2c4746decb99c878f8891c14711e18133e87fbf8dfef894c00c66a979bc2"`
[INFO] [stderr]    Compiling ghcn-daily v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> examples/simple.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::create_dir_all`
[INFO] [stderr]  --> examples/simple.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::create_dir_all;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DlyFile`
[INFO] [stderr]  --> src/dly_file.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct DlyFile {
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "6bcb2c4746decb99c878f8891c14711e18133e87fbf8dfef894c00c66a979bc2"`
[INFO] running `"docker" "rm" "-f" "6bcb2c4746decb99c878f8891c14711e18133e87fbf8dfef894c00c66a979bc2"`
[INFO] [stdout] 6bcb2c4746decb99c878f8891c14711e18133e87fbf8dfef894c00c66a979bc2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ghcn-daily/0.0.1:/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] 6d19f5c611a107d919bcfe562b59ae7344fa85a7b39e5fdfba14ef5ec6e36e15
[INFO] running `"docker" "start" "-a" "6d19f5c611a107d919bcfe562b59ae7344fa85a7b39e5fdfba14ef5ec6e36e15"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ghcn_daily-f7fb62940573fd9a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::it_works ... ok
[INFO] [stderr]    Doc-tests ghcn-daily
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "6d19f5c611a107d919bcfe562b59ae7344fa85a7b39e5fdfba14ef5ec6e36e15"`
[INFO] running `"docker" "rm" "-f" "6d19f5c611a107d919bcfe562b59ae7344fa85a7b39e5fdfba14ef5ec6e36e15"`
[INFO] [stdout] 6d19f5c611a107d919bcfe562b59ae7344fa85a7b39e5fdfba14ef5ec6e36e15