[INFO] updating cached repository trikanna/rustrudo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/trikanna/rustrudo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/trikanna/rustrudo" "work/ex/beta-1.37-6/sources/1.36.0/gh/trikanna/rustrudo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/trikanna/rustrudo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/trikanna/rustrudo" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/trikanna/rustrudo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/trikanna/rustrudo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 601406581a99737dc0a6fd3cda0206d9e40e364b
[INFO] sha for GitHub repo trikanna/rustrudo: 601406581a99737dc0a6fd3cda0206d9e40e364b
[INFO] validating manifest of trikanna/rustrudo on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of trikanna/rustrudo on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing trikanna/rustrudo
[INFO] finished frobbing trikanna/rustrudo
[INFO] frobbed toml for trikanna/rustrudo written to work/ex/beta-1.37-6/sources/1.36.0/gh/trikanna/rustrudo/Cargo.toml
[INFO] started frobbing trikanna/rustrudo
[INFO] finished frobbing trikanna/rustrudo
[INFO] frobbed toml for trikanna/rustrudo written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/trikanna/rustrudo/Cargo.toml
[INFO] crate trikanna/rustrudo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing trikanna/rustrudo against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/trikanna/rustrudo:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 1a98bb7e547c0bc7bdd96d4aeb9a6a6ef17113ef683956f7ee0cb51812e1279d
[INFO] running `"docker" "start" "-a" "1a98bb7e547c0bc7bdd96d4aeb9a6a6ef17113ef683956f7ee0cb51812e1279d"`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `saludar`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn saludar() {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "1a98bb7e547c0bc7bdd96d4aeb9a6a6ef17113ef683956f7ee0cb51812e1279d"`
[INFO] running `"docker" "rm" "-f" "1a98bb7e547c0bc7bdd96d4aeb9a6a6ef17113ef683956f7ee0cb51812e1279d"`
[INFO] [stdout] 1a98bb7e547c0bc7bdd96d4aeb9a6a6ef17113ef683956f7ee0cb51812e1279d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/trikanna/rustrudo:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] e479d09c5511bca475b8a184b7f3896350a7b68c00bf0f1f16ede64cd4ababc5
[INFO] running `"docker" "start" "-a" "e479d09c5511bca475b8a184b7f3896350a7b68c00bf0f1f16ede64cd4ababc5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `saludar`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn saludar() {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "e479d09c5511bca475b8a184b7f3896350a7b68c00bf0f1f16ede64cd4ababc5"`
[INFO] running `"docker" "rm" "-f" "e479d09c5511bca475b8a184b7f3896350a7b68c00bf0f1f16ede64cd4ababc5"`
[INFO] [stdout] e479d09c5511bca475b8a184b7f3896350a7b68c00bf0f1f16ede64cd4ababc5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/trikanna/rustrudo:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 4930d2dad2d06864dff8ca0780d257a30b9f3056be46a0b280f502388c12579d
[INFO] running `"docker" "start" "-a" "4930d2dad2d06864dff8ca0780d257a30b9f3056be46a0b280f502388c12579d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust-56a711e05fa8b0f3
[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" "4930d2dad2d06864dff8ca0780d257a30b9f3056be46a0b280f502388c12579d"`
[INFO] running `"docker" "rm" "-f" "4930d2dad2d06864dff8ca0780d257a30b9f3056be46a0b280f502388c12579d"`
[INFO] [stdout] 4930d2dad2d06864dff8ca0780d257a30b9f3056be46a0b280f502388c12579d