[INFO] updating cached repository jaroslaw-weber/blog
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jaroslaw-weber/blog
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jaroslaw-weber/blog" "work/ex/beta-1.38-1/sources/1.37.0/gh/jaroslaw-weber/blog"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jaroslaw-weber/blog'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaroslaw-weber/blog" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaroslaw-weber/blog"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaroslaw-weber/blog'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7911e1363c0e74b044581f3a84d62a492e187ae2
[INFO] sha for GitHub repo jaroslaw-weber/blog: 7911e1363c0e74b044581f3a84d62a492e187ae2
[INFO] validating manifest of jaroslaw-weber/blog 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 jaroslaw-weber/blog 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 jaroslaw-weber/blog
[INFO] finished frobbing jaroslaw-weber/blog
[INFO] frobbed toml for jaroslaw-weber/blog written to work/ex/beta-1.38-1/sources/1.37.0/gh/jaroslaw-weber/blog/Cargo.toml
[INFO] started frobbing jaroslaw-weber/blog
[INFO] finished frobbing jaroslaw-weber/blog
[INFO] frobbed toml for jaroslaw-weber/blog written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaroslaw-weber/blog/Cargo.toml
[INFO] crate jaroslaw-weber/blog already has a lockfile, it will not be regenerated
[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 jaroslaw-weber/blog 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaroslaw-weber/blog:/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] 514c6ec984a3b8e79d2ed1b664f54b144b70b9738e0885d21043a695869c9981
[INFO] running `"docker" "start" "-a" "514c6ec984a3b8e79d2ed1b664f54b144b70b9738e0885d21043a695869c9981"`
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling easy_fs v0.1.0 (https://github.com/jaroslaw-weber/easy_fs#7469e3bb)
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling comrak v0.2.8
[INFO] [stderr]    Compiling handlebars v1.0.0-beta.1
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling slime v0.4.1 (https://github.com/jaroslaw-weber/slime#f6635dd2)
[INFO] [stderr]    Compiling blog v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     s.copy_static_files();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.56s
[INFO] running `"docker" "inspect" "514c6ec984a3b8e79d2ed1b664f54b144b70b9738e0885d21043a695869c9981"`
[INFO] running `"docker" "rm" "-f" "514c6ec984a3b8e79d2ed1b664f54b144b70b9738e0885d21043a695869c9981"`
[INFO] [stdout] 514c6ec984a3b8e79d2ed1b664f54b144b70b9738e0885d21043a695869c9981
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaroslaw-weber/blog:/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] a7f9722bfab08b5635b3a9caf358970103bf3b2a64b6bb4fae8b9f86a2ff6cf7
[INFO] running `"docker" "start" "-a" "a7f9722bfab08b5635b3a9caf358970103bf3b2a64b6bb4fae8b9f86a2ff6cf7"`
[INFO] [stderr]    Compiling blog v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     s.copy_static_files();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "a7f9722bfab08b5635b3a9caf358970103bf3b2a64b6bb4fae8b9f86a2ff6cf7"`
[INFO] running `"docker" "rm" "-f" "a7f9722bfab08b5635b3a9caf358970103bf3b2a64b6bb4fae8b9f86a2ff6cf7"`
[INFO] [stdout] a7f9722bfab08b5635b3a9caf358970103bf3b2a64b6bb4fae8b9f86a2ff6cf7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaroslaw-weber/blog:/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] efda0273b99a07704139ac0015617aec5248f82d30097b82d8e5a298d81335b4
[INFO] running `"docker" "start" "-a" "efda0273b99a07704139ac0015617aec5248f82d30097b82d8e5a298d81335b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/blog-2e3c1c0e08d9b8a2
[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" "efda0273b99a07704139ac0015617aec5248f82d30097b82d8e5a298d81335b4"`
[INFO] running `"docker" "rm" "-f" "efda0273b99a07704139ac0015617aec5248f82d30097b82d8e5a298d81335b4"`
[INFO] [stdout] efda0273b99a07704139ac0015617aec5248f82d30097b82d8e5a298d81335b4