[INFO] updating cached repository Vagelis-Prokopiou/rs_temperature-converter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Vagelis-Prokopiou/rs_temperature-converter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Vagelis-Prokopiou/rs_temperature-converter" "work/ex/beta-1.38-1/sources/1.37.0/gh/Vagelis-Prokopiou/rs_temperature-converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Vagelis-Prokopiou/rs_temperature-converter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Vagelis-Prokopiou/rs_temperature-converter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Vagelis-Prokopiou/rs_temperature-converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Vagelis-Prokopiou/rs_temperature-converter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b3cbcc6c5229a10b689b5d3276a8ca8d6e87e0c
[INFO] sha for GitHub repo Vagelis-Prokopiou/rs_temperature-converter: 0b3cbcc6c5229a10b689b5d3276a8ca8d6e87e0c
[INFO] validating manifest of Vagelis-Prokopiou/rs_temperature-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 Vagelis-Prokopiou/rs_temperature-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 Vagelis-Prokopiou/rs_temperature-converter
[INFO] finished frobbing Vagelis-Prokopiou/rs_temperature-converter
[INFO] frobbed toml for Vagelis-Prokopiou/rs_temperature-converter written to work/ex/beta-1.38-1/sources/1.37.0/gh/Vagelis-Prokopiou/rs_temperature-converter/Cargo.toml
[INFO] started frobbing Vagelis-Prokopiou/rs_temperature-converter
[INFO] finished frobbing Vagelis-Prokopiou/rs_temperature-converter
[INFO] frobbed toml for Vagelis-Prokopiou/rs_temperature-converter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Vagelis-Prokopiou/rs_temperature-converter/Cargo.toml
[INFO] crate Vagelis-Prokopiou/rs_temperature-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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Vagelis-Prokopiou/rs_temperature-converter 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Vagelis-Prokopiou/rs_temperature-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d778d2bbccfd61706cd4ab3b1085e3fa8670db5579aa8348093b119f76209c02
[INFO] running `"docker" "start" "-a" "d778d2bbccfd61706cd4ab3b1085e3fa8670db5579aa8348093b119f76209c02"`
[INFO] [stderr]    Compiling temperature_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "d778d2bbccfd61706cd4ab3b1085e3fa8670db5579aa8348093b119f76209c02"`
[INFO] running `"docker" "rm" "-f" "d778d2bbccfd61706cd4ab3b1085e3fa8670db5579aa8348093b119f76209c02"`
[INFO] [stdout] d778d2bbccfd61706cd4ab3b1085e3fa8670db5579aa8348093b119f76209c02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Vagelis-Prokopiou/rs_temperature-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fd4f9a4d2b8c7283bb4e2c06d8ba6db29c9de82bac784201f77db55b9be971d8
[INFO] running `"docker" "start" "-a" "fd4f9a4d2b8c7283bb4e2c06d8ba6db29c9de82bac784201f77db55b9be971d8"`
[INFO] [stderr]    Compiling temperature_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "fd4f9a4d2b8c7283bb4e2c06d8ba6db29c9de82bac784201f77db55b9be971d8"`
[INFO] running `"docker" "rm" "-f" "fd4f9a4d2b8c7283bb4e2c06d8ba6db29c9de82bac784201f77db55b9be971d8"`
[INFO] [stdout] fd4f9a4d2b8c7283bb4e2c06d8ba6db29c9de82bac784201f77db55b9be971d8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Vagelis-Prokopiou/rs_temperature-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0bd303c0008d8eac279cb010fceb67bcbb496fa2dbe021367b21908d4b2a0e61
[INFO] running `"docker" "start" "-a" "0bd303c0008d8eac279cb010fceb67bcbb496fa2dbe021367b21908d4b2a0e61"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/temperature_converter-5ca58341b182ad30
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test helpers::tests::test_convert ... ok
[INFO] [stdout] test helpers::tests::test_is_valid_temperature_scale ... ok
[INFO] [stdout] test helpers::tests::test_round ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0bd303c0008d8eac279cb010fceb67bcbb496fa2dbe021367b21908d4b2a0e61"`
[INFO] running `"docker" "rm" "-f" "0bd303c0008d8eac279cb010fceb67bcbb496fa2dbe021367b21908d4b2a0e61"`
[INFO] [stdout] 0bd303c0008d8eac279cb010fceb67bcbb496fa2dbe021367b21908d4b2a0e61