[INFO] updating cached repository Kerollmops/cargo-distant
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kerollmops/cargo-distant
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kerollmops/cargo-distant" "work/ex/beta-1.38-1/sources/1.37.0/gh/Kerollmops/cargo-distant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Kerollmops/cargo-distant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kerollmops/cargo-distant" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Kerollmops/cargo-distant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Kerollmops/cargo-distant'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56776e24fc543e5dfaad885152fe6ffc1e2544b8
[INFO] sha for GitHub repo Kerollmops/cargo-distant: 56776e24fc543e5dfaad885152fe6ffc1e2544b8
[INFO] validating manifest of Kerollmops/cargo-distant 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 Kerollmops/cargo-distant 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 Kerollmops/cargo-distant
[INFO] finished frobbing Kerollmops/cargo-distant
[INFO] frobbed toml for Kerollmops/cargo-distant written to work/ex/beta-1.38-1/sources/1.37.0/gh/Kerollmops/cargo-distant/Cargo.toml
[INFO] started frobbing Kerollmops/cargo-distant
[INFO] finished frobbing Kerollmops/cargo-distant
[INFO] frobbed toml for Kerollmops/cargo-distant written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Kerollmops/cargo-distant/Cargo.toml
[INFO] crate Kerollmops/cargo-distant 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 Kerollmops/cargo-distant 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Kerollmops/cargo-distant:/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] 5f978ea72e0abf45ecca8c1f414f8ce7ba2f9be7201d42de8d46c9d8c0b70899
[INFO] running `"docker" "start" "-a" "5f978ea72e0abf45ecca8c1f414f8ce7ba2f9be7201d42de8d46c9d8c0b70899"`
[INFO] [stderr]    Compiling welder v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.2.2
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.12
[INFO] [stderr]    Compiling structopt-derive v0.2.0
[INFO] [stderr]    Compiling structopt v0.2.0
[INFO] [stderr]    Compiling cargo-distant v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/main.rs:160:21
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 Err(err) => panic!("Whoops no hostname found"),
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Err(err) => format!("$HOME/.cargo/bin/rustup run {} cargo", self.toolchain).into(),
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         matches.execute(pwd, build_args);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.52s
[INFO] running `"docker" "inspect" "5f978ea72e0abf45ecca8c1f414f8ce7ba2f9be7201d42de8d46c9d8c0b70899"`
[INFO] running `"docker" "rm" "-f" "5f978ea72e0abf45ecca8c1f414f8ce7ba2f9be7201d42de8d46c9d8c0b70899"`
[INFO] [stdout] 5f978ea72e0abf45ecca8c1f414f8ce7ba2f9be7201d42de8d46c9d8c0b70899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Kerollmops/cargo-distant:/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] 2e321dfbf2715f0e18e5b285305da091657ccd795cb596aeefc4cb979e8fc9c3
[INFO] running `"docker" "start" "-a" "2e321dfbf2715f0e18e5b285305da091657ccd795cb596aeefc4cb979e8fc9c3"`
[INFO] [stderr]    Compiling cargo-distant v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/main.rs:160:21
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 Err(err) => panic!("Whoops no hostname found"),
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |             Err(err) => format!("$HOME/.cargo/bin/rustup run {} cargo", self.toolchain).into(),
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         matches.execute(pwd, build_args);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "2e321dfbf2715f0e18e5b285305da091657ccd795cb596aeefc4cb979e8fc9c3"`
[INFO] running `"docker" "rm" "-f" "2e321dfbf2715f0e18e5b285305da091657ccd795cb596aeefc4cb979e8fc9c3"`
[INFO] [stdout] 2e321dfbf2715f0e18e5b285305da091657ccd795cb596aeefc4cb979e8fc9c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Kerollmops/cargo-distant:/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] 64965e85a8d15b8711f789faa6163f756bb44facbe77f89ebe1e89d0515c7f98
[INFO] running `"docker" "start" "-a" "64965e85a8d15b8711f789faa6163f756bb44facbe77f89ebe1e89d0515c7f98"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_distant-999846a0b2cef485
[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" "64965e85a8d15b8711f789faa6163f756bb44facbe77f89ebe1e89d0515c7f98"`
[INFO] running `"docker" "rm" "-f" "64965e85a8d15b8711f789faa6163f756bb44facbe77f89ebe1e89d0515c7f98"`
[INFO] [stdout] 64965e85a8d15b8711f789faa6163f756bb44facbe77f89ebe1e89d0515c7f98