[INFO] updating cached repository silvanocerza/rust-book-temp-converter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/silvanocerza/rust-book-temp-converter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/silvanocerza/rust-book-temp-converter" "work/ex/beta-1.38-1/sources/1.37.0/gh/silvanocerza/rust-book-temp-converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/silvanocerza/rust-book-temp-converter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/silvanocerza/rust-book-temp-converter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silvanocerza/rust-book-temp-converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silvanocerza/rust-book-temp-converter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f95792136c2e167ade20072754ef8f4a62db8f8d
[INFO] sha for GitHub repo silvanocerza/rust-book-temp-converter: f95792136c2e167ade20072754ef8f4a62db8f8d
[INFO] validating manifest of silvanocerza/rust-book-temp-converter 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 silvanocerza/rust-book-temp-converter 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 silvanocerza/rust-book-temp-converter
[INFO] finished frobbing silvanocerza/rust-book-temp-converter
[INFO] frobbed toml for silvanocerza/rust-book-temp-converter written to work/ex/beta-1.38-1/sources/1.37.0/gh/silvanocerza/rust-book-temp-converter/Cargo.toml
[INFO] started frobbing silvanocerza/rust-book-temp-converter
[INFO] finished frobbing silvanocerza/rust-book-temp-converter
[INFO] frobbed toml for silvanocerza/rust-book-temp-converter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silvanocerza/rust-book-temp-converter/Cargo.toml
[INFO] crate silvanocerza/rust-book-temp-converter 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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing silvanocerza/rust-book-temp-converter 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-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silvanocerza/rust-book-temp-converter:/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] af48e35f59eef66d22684354602af6bca1bb748f4c7e8774c6344580597dc22f
[INFO] running `"docker" "start" "-a" "af48e35f59eef66d22684354602af6bca1bb748f4c7e8774c6344580597dc22f"`
[INFO] [stderr]    Compiling temp_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "af48e35f59eef66d22684354602af6bca1bb748f4c7e8774c6344580597dc22f"`
[INFO] running `"docker" "rm" "-f" "af48e35f59eef66d22684354602af6bca1bb748f4c7e8774c6344580597dc22f"`
[INFO] [stdout] af48e35f59eef66d22684354602af6bca1bb748f4c7e8774c6344580597dc22f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silvanocerza/rust-book-temp-converter:/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] a6f7e8134306e6b2ac0562f95aa1d2208fe2b9d7c3acb3276537ddc787206b0b
[INFO] running `"docker" "start" "-a" "a6f7e8134306e6b2ac0562f95aa1d2208fe2b9d7c3acb3276537ddc787206b0b"`
[INFO] [stderr]    Compiling temp_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "a6f7e8134306e6b2ac0562f95aa1d2208fe2b9d7c3acb3276537ddc787206b0b"`
[INFO] running `"docker" "rm" "-f" "a6f7e8134306e6b2ac0562f95aa1d2208fe2b9d7c3acb3276537ddc787206b0b"`
[INFO] [stdout] a6f7e8134306e6b2ac0562f95aa1d2208fe2b9d7c3acb3276537ddc787206b0b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silvanocerza/rust-book-temp-converter:/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] 19c438f7390d95eb5d24bebd6e41e02cc9959f82d8ea98994480d5ba1e8b54c4
[INFO] running `"docker" "start" "-a" "19c438f7390d95eb5d24bebd6e41e02cc9959f82d8ea98994480d5ba1e8b54c4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/temp_converter-faf2bae97eb291db
[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" "19c438f7390d95eb5d24bebd6e41e02cc9959f82d8ea98994480d5ba1e8b54c4"`
[INFO] running `"docker" "rm" "-f" "19c438f7390d95eb5d24bebd6e41e02cc9959f82d8ea98994480d5ba1e8b54c4"`
[INFO] [stdout] 19c438f7390d95eb5d24bebd6e41e02cc9959f82d8ea98994480d5ba1e8b54c4