[INFO] updating cached repository ocean-os/ocn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ocean-os/ocn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ocean-os/ocn" "work/ex/beta-1.38-1/sources/1.37.0/gh/ocean-os/ocn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ocean-os/ocn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ocean-os/ocn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ocean-os/ocn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ocean-os/ocn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a2ffb108708e9d1aab8571191c45e9a75965db30
[INFO] sha for GitHub repo ocean-os/ocn: a2ffb108708e9d1aab8571191c45e9a75965db30
[INFO] validating manifest of ocean-os/ocn 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 ocean-os/ocn 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 ocean-os/ocn
[INFO] finished frobbing ocean-os/ocn
[INFO] frobbed toml for ocean-os/ocn written to work/ex/beta-1.38-1/sources/1.37.0/gh/ocean-os/ocn/Cargo.toml
[INFO] started frobbing ocean-os/ocn
[INFO] finished frobbing ocean-os/ocn
[INFO] frobbed toml for ocean-os/ocn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ocean-os/ocn/Cargo.toml
[INFO] crate ocean-os/ocn 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 ocean-os/ocn 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ocean-os/ocn:/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] c341b6d240b1205a4fd2601a2ab969e157bf2b42d686a2d73ae1a97f76c76f10
[INFO] running `"docker" "start" "-a" "c341b6d240b1205a4fd2601a2ab969e157bf2b42d686a2d73ae1a97f76c76f10"`
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling zstd-sys v1.4.10+zstd.1.4.0
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling zstd-safe v1.4.9+zstd.1.4.0
[INFO] [stderr]    Compiling zstd v0.4.24+zstd.1.4.0
[INFO] [stderr]    Compiling ocn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/install.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/install.rs:28:43
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                                           ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/update.rs:26:34
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn update_remote_repo(&self, repo: &cfg::Repository) -> Result<(), Error> {
[INFO] [stderr]    |                                  ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `"docker" "inspect" "c341b6d240b1205a4fd2601a2ab969e157bf2b42d686a2d73ae1a97f76c76f10"`
[INFO] running `"docker" "rm" "-f" "c341b6d240b1205a4fd2601a2ab969e157bf2b42d686a2d73ae1a97f76c76f10"`
[INFO] [stdout] c341b6d240b1205a4fd2601a2ab969e157bf2b42d686a2d73ae1a97f76c76f10
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ocean-os/ocn:/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] 9329840039cc2722ad5308d3ef25422fc0bcb1dd001a9e0217af5e74b8f60511
[INFO] running `"docker" "start" "-a" "9329840039cc2722ad5308d3ef25422fc0bcb1dd001a9e0217af5e74b8f60511"`
[INFO] [stderr]    Compiling ocn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/install.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/install.rs:28:43
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn download_remote(&self, path: &str, to: &str) {
[INFO] [stderr]    |                                           ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/update.rs:26:34
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn update_remote_repo(&self, repo: &cfg::Repository) -> Result<(), Error> {
[INFO] [stderr]    |                                  ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "9329840039cc2722ad5308d3ef25422fc0bcb1dd001a9e0217af5e74b8f60511"`
[INFO] running `"docker" "rm" "-f" "9329840039cc2722ad5308d3ef25422fc0bcb1dd001a9e0217af5e74b8f60511"`
[INFO] [stdout] 9329840039cc2722ad5308d3ef25422fc0bcb1dd001a9e0217af5e74b8f60511
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ocean-os/ocn:/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] 92f488105bbfc98b0ddc9667d284e7864f5eb5670d2736915419492a52f65cb0
[INFO] running `"docker" "start" "-a" "92f488105bbfc98b0ddc9667d284e7864f5eb5670d2736915419492a52f65cb0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ocn-227c13fdb28c4056
[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" "92f488105bbfc98b0ddc9667d284e7864f5eb5670d2736915419492a52f65cb0"`
[INFO] running `"docker" "rm" "-f" "92f488105bbfc98b0ddc9667d284e7864f5eb5670d2736915419492a52f65cb0"`
[INFO] [stdout] 92f488105bbfc98b0ddc9667d284e7864f5eb5670d2736915419492a52f65cb0