[INFO] updating cached repository Umizoko/rust_fizz_buzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Umizoko/rust_fizz_buzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Umizoko/rust_fizz_buzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/rust_fizz_buzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/rust_fizz_buzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Umizoko/rust_fizz_buzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Umizoko/rust_fizz_buzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Umizoko/rust_fizz_buzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b04c90dc9bfe1382423a02bf7ebdf2f0ba159d73
[INFO] sha for GitHub repo Umizoko/rust_fizz_buzz: b04c90dc9bfe1382423a02bf7ebdf2f0ba159d73
[INFO] validating manifest of Umizoko/rust_fizz_buzz 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 Umizoko/rust_fizz_buzz 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 Umizoko/rust_fizz_buzz
[INFO] finished frobbing Umizoko/rust_fizz_buzz
[INFO] frobbed toml for Umizoko/rust_fizz_buzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/Umizoko/rust_fizz_buzz/Cargo.toml
[INFO] started frobbing Umizoko/rust_fizz_buzz
[INFO] finished frobbing Umizoko/rust_fizz_buzz
[INFO] frobbed toml for Umizoko/rust_fizz_buzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Umizoko/rust_fizz_buzz/Cargo.toml
[INFO] crate Umizoko/rust_fizz_buzz 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 Umizoko/rust_fizz_buzz 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/Umizoko/rust_fizz_buzz:/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] 044c713a1c6e5d90513bb9a07651d73817ac7c2ff82b39843df809736a90008a
[INFO] running `"docker" "start" "-a" "044c713a1c6e5d90513bb9a07651d73817ac7c2ff82b39843df809736a90008a"`
[INFO] [stderr]    Compiling rust_fizz_buzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "044c713a1c6e5d90513bb9a07651d73817ac7c2ff82b39843df809736a90008a"`
[INFO] running `"docker" "rm" "-f" "044c713a1c6e5d90513bb9a07651d73817ac7c2ff82b39843df809736a90008a"`
[INFO] [stdout] 044c713a1c6e5d90513bb9a07651d73817ac7c2ff82b39843df809736a90008a
[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/Umizoko/rust_fizz_buzz:/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] 6f8231da3129669cf9d0ddc130ac3ba37dc843b96d7a319efabc47b809982714
[INFO] running `"docker" "start" "-a" "6f8231da3129669cf9d0ddc130ac3ba37dc843b96d7a319efabc47b809982714"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_fizz_buzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "6f8231da3129669cf9d0ddc130ac3ba37dc843b96d7a319efabc47b809982714"`
[INFO] running `"docker" "rm" "-f" "6f8231da3129669cf9d0ddc130ac3ba37dc843b96d7a319efabc47b809982714"`
[INFO] [stdout] 6f8231da3129669cf9d0ddc130ac3ba37dc843b96d7a319efabc47b809982714
[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/Umizoko/rust_fizz_buzz:/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] 5205e4f7c06b6dd01739d804b53a6beb09868918a11bfe86da027f6fe2bd74e3
[INFO] running `"docker" "start" "-a" "5205e4f7c06b6dd01739d804b53a6beb09868918a11bfe86da027f6fe2bd74e3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_fizz_buzz-8b296a12affb3f21
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_fizz_buzz-0eceee73e6f59e53
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_fizz_buzz
[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 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 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" "5205e4f7c06b6dd01739d804b53a6beb09868918a11bfe86da027f6fe2bd74e3"`
[INFO] running `"docker" "rm" "-f" "5205e4f7c06b6dd01739d804b53a6beb09868918a11bfe86da027f6fe2bd74e3"`
[INFO] [stdout] 5205e4f7c06b6dd01739d804b53a6beb09868918a11bfe86da027f6fe2bd74e3