[INFO] crate rs-docker 0.0.51 is already in cache
[INFO] testing rs-docker-0.0.51 against 1.38.0 for beta-1.39-1
[INFO] extracting crate rs-docker 0.0.51 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate rs-docker 0.0.51 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rs-docker 0.0.51
[INFO] finished tweaking crates.io crate rs-docker 0.0.51
[INFO] tweaked toml for crates.io crate rs-docker 0.0.51 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] c7b147fdb8f986b3d864a34ac6efcf9a09b58ada8dfd8081148d8cd418f29838
[INFO] running `"docker" "start" "-a" "c7b147fdb8f986b3d864a34ac6efcf9a09b58ada8dfd8081148d8cd418f29838"`
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling rs-docker v0.0.51 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/docker.rs:408:21
[INFO] [stderr]     |
[INFO] [stderr] 408 |                 let mut stream = self.unix_stream.as_mut().unwrap();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/docker.rs:412:21
[INFO] [stderr]     |
[INFO] [stderr] 412 |                 let mut stream = self.tcp_stream.as_mut().unwrap();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `"docker" "inspect" "c7b147fdb8f986b3d864a34ac6efcf9a09b58ada8dfd8081148d8cd418f29838"`
[INFO] running `"docker" "rm" "-f" "c7b147fdb8f986b3d864a34ac6efcf9a09b58ada8dfd8081148d8cd418f29838"`
[INFO] [stdout] c7b147fdb8f986b3d864a34ac6efcf9a09b58ada8dfd8081148d8cd418f29838
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] fbfa2e1995e8a5e18052a5d1901dc4060663e378c05a27b39ebba0f61fc93dd2
[INFO] running `"docker" "start" "-a" "fbfa2e1995e8a5e18052a5d1901dc4060663e378c05a27b39ebba0f61fc93dd2"`
[INFO] [stderr]    Compiling rs-docker v0.0.51 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/docker.rs:408:21
[INFO] [stderr]     |
[INFO] [stderr] 408 |                 let mut stream = self.unix_stream.as_mut().unwrap();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/docker.rs:412:21
[INFO] [stderr]     |
[INFO] [stderr] 412 |                 let mut stream = self.tcp_stream.as_mut().unwrap();
[INFO] [stderr]     |                     ----^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `"docker" "inspect" "fbfa2e1995e8a5e18052a5d1901dc4060663e378c05a27b39ebba0f61fc93dd2"`
[INFO] running `"docker" "rm" "-f" "fbfa2e1995e8a5e18052a5d1901dc4060663e378c05a27b39ebba0f61fc93dd2"`
[INFO] [stdout] fbfa2e1995e8a5e18052a5d1901dc4060663e378c05a27b39ebba0f61fc93dd2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] b18f058727cb3bc7eee23210a0a5c023486c89a0bb08b9891c8389d2e45f5d61
[INFO] running `"docker" "start" "-a" "b18f058727cb3bc7eee23210a0a5c023486c89a0bb08b9891c8389d2e45f5d61"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_docker-386ae55a9c593db4
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::create_proper_http_request ... ok
[INFO] [stdout] test test::get_containers ... ok
[INFO] [stdout] test test::get_filesystem_changes ... ok
[INFO] [stdout] test test::get_container_info ... ok
[INFO] [stdout] test test::get_images ... ok
[INFO] [stdout] test test::get_processes ... ok
[INFO] [stdout] test test::get_networks ... ok
[INFO] [stdout] test test::get_version ... ok
[INFO] [stdout] test test::get_system_info ... ok
[INFO] [stdout] test test::get_stats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs-docker
[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" "b18f058727cb3bc7eee23210a0a5c023486c89a0bb08b9891c8389d2e45f5d61"`
[INFO] running `"docker" "rm" "-f" "b18f058727cb3bc7eee23210a0a5c023486c89a0bb08b9891c8389d2e45f5d61"`
[INFO] [stdout] b18f058727cb3bc7eee23210a0a5c023486c89a0bb08b9891c8389d2e45f5d61