[INFO] fetching crate os_type 2.3.0...
[INFO] testing os_type-2.3.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate os_type 2.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate os_type 2.3.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate os_type 2.3.0
[INFO] finished tweaking crates.io crate os_type 2.3.0
[INFO] tweaked toml for crates.io crate os_type 2.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e792005718b45ac92e0b7d888309cd3dcd5812859fdd3275fb6addff3cf2f6e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e792005718b45ac92e0b7d888309cd3dcd5812859fdd3275fb6addff3cf2f6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e792005718b45ac92e0b7d888309cd3dcd5812859fdd3275fb6addff3cf2f6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e792005718b45ac92e0b7d888309cd3dcd5812859fdd3275fb6addff3cf2f6e4", kill_on_drop: false }`
[INFO] [stdout] e792005718b45ac92e0b7d888309cd3dcd5812859fdd3275fb6addff3cf2f6e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 330a7c44c248f3eb8a1c2d40a25840421cb8b94973c00c7c71add930ff3f8764
[INFO] running `Command { std: "docker" "start" "-a" "330a7c44c248f3eb8a1c2d40a25840421cb8b94973c00c7c71add930ff3f8764", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling os_type v2.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/os_release.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WindowsVer`
[INFO] [stdout]  --> src/windows_ver.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WindowsVer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `retrieve`
[INFO] [stdout]  --> src/windows_ver.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn retrieve() -> Option<WindowsVer> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/windows_ver.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn parse(output: String) -> WindowsVer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_os_x`
[INFO] [stdout]   --> src/sw_vers.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn is_os_x() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `Command { std: "docker" "inspect" "330a7c44c248f3eb8a1c2d40a25840421cb8b94973c00c7c71add930ff3f8764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330a7c44c248f3eb8a1c2d40a25840421cb8b94973c00c7c71add930ff3f8764", kill_on_drop: false }`
[INFO] [stdout] 330a7c44c248f3eb8a1c2d40a25840421cb8b94973c00c7c71add930ff3f8764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a3e900d2637c337bff307a2597ed5017a9cb568e12b82a11aa35d92d7104fb6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a3e900d2637c337bff307a2597ed5017a9cb568e12b82a11aa35d92d7104fb6", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/os_release.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WindowsVer`
[INFO] [stdout]  --> src/windows_ver.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WindowsVer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `retrieve`
[INFO] [stdout]  --> src/windows_ver.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn retrieve() -> Option<WindowsVer> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/windows_ver.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn parse(output: String) -> WindowsVer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling os_type v2.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `is_os_x`
[INFO] [stdout]   --> src/sw_vers.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn is_os_x() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_os_x`
[INFO] [stdout]   --> tests/../src/sw_vers.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn is_os_x() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `retrieve`
[INFO] [stdout]   --> tests/../src/sw_vers.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn retrieve() -> Option<SwVers> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_exists`
[INFO] [stdout]  --> tests/../src/utils.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `retrieve`
[INFO] [stdout]  --> tests/../src/lsb_release.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn retrieve() -> Option<LsbRelease> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_available`
[INFO] [stdout]   --> tests/../src/lsb_release.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn is_available() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_exists`
[INFO] [stdout]  --> tests/../src/utils.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[INFO] [stdout]   --> tests/../src/rhel_release.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn read_file(filename: &str) -> Result<String, Error> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `retrieve`
[INFO] [stdout]   --> tests/../src/rhel_release.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn retrieve() -> Option<RHELRelease> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_exists`
[INFO] [stdout]  --> tests/../src/utils.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WindowsVer`
[INFO] [stdout]  --> src/windows_ver.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WindowsVer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `retrieve`
[INFO] [stdout]  --> src/windows_ver.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn retrieve() -> Option<WindowsVer> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/windows_ver.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn parse(output: String) -> WindowsVer {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_os_x`
[INFO] [stdout]   --> src/sw_vers.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn is_os_x() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "9a3e900d2637c337bff307a2597ed5017a9cb568e12b82a11aa35d92d7104fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3e900d2637c337bff307a2597ed5017a9cb568e12b82a11aa35d92d7104fb6", kill_on_drop: false }`
[INFO] [stdout] 9a3e900d2637c337bff307a2597ed5017a9cb568e12b82a11aa35d92d7104fb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da04cc671f1ae72ec2cbdeedd3848c227c1e1adb419f21001f4f82f507250be7
[INFO] running `Command { std: "docker" "start" "-a" "da04cc671f1ae72ec2cbdeedd3848c227c1e1adb419f21001f4f82f507250be7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/os_release.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WindowsVer`
[INFO] [stderr]  --> src/windows_ver.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct WindowsVer {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `retrieve`
[INFO] [stderr]  --> src/windows_ver.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn retrieve() -> Option<WindowsVer> {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]   --> src/windows_ver.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn parse(output: String) -> WindowsVer {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_os_x`
[INFO] [stderr]   --> src/sw_vers.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn is_os_x() -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `os_type` (lib) generated 5 warnings
[INFO] [stderr] warning: `os_type` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: function is never used: `read_file`
[INFO] [stderr]   --> tests/../src/rhel_release.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn read_file(filename: &str) -> Result<String, Error> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `retrieve`
[INFO] [stderr]   --> tests/../src/rhel_release.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn retrieve() -> Option<RHELRelease> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_exists`
[INFO] [stderr]  --> tests/../src/utils.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_os_x`
[INFO] [stderr]   --> tests/../src/sw_vers.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn is_os_x() -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `retrieve`
[INFO] [stderr]   --> tests/../src/sw_vers.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn retrieve() -> Option<SwVers> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `retrieve`
[INFO] [stderr]  --> tests/../src/lsb_release.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn retrieve() -> Option<LsbRelease> {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_available`
[INFO] [stderr]   --> tests/../src/lsb_release.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn is_available() -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `os_type` (test "centos_release_test") generated 3 warnings
[INFO] [stderr] warning: `os_type` (test "sw_vers_test") generated 3 warnings (1 duplicate)
[INFO] [stderr] warning: `os_type` (test "lsb_release_test") generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/os_type-f9ae9dedc55433cc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test os_release::tests::parse_ubuntu_18_04_os_release ... ok
[INFO] [stderr]      Running tests/centos_release_test.rs (/opt/rustwide/target/debug/deps/centos_release_test-dd3d9fb07211e7b0)
[INFO] [stdout] test os_release::tests::parse_alpine_3_9_5_os_release ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_parses_version ... ok
[INFO] [stdout] test test_parses_distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lsb_release_test.rs (/opt/rustwide/target/debug/deps/lsb_release_test-f4bc1eb101a90734)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_parses_arch_lsb_distro ... ok
[INFO] [stdout] test test_parses_lsb_version ... ok
[INFO] [stdout] test test_parses_manjaro_lsb_version ... ok
[INFO] [stdout] test test_parses_arch_lsb_version ... ok
[INFO] [stdout] test test_parses_opensuse_lsb_version ... ok
[INFO] [stdout] test test_parses_lsb_distro ... ok
[INFO] [stderr]      Running tests/sw_vers_test.rs (/opt/rustwide/target/debug/deps/sw_vers_test-a85234969b7b583e)
[INFO] [stdout] test test_parses_opensuse_lsb_distro ... ok
[INFO] [stdout] test test_parses_manjaro_lsb_distro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parses_build_version ... ok
[INFO] [stdout] test parses_product_name ... ok
[INFO] [stdout] test parses_product_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests os_type
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - current_platform (line 181) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da04cc671f1ae72ec2cbdeedd3848c227c1e1adb419f21001f4f82f507250be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da04cc671f1ae72ec2cbdeedd3848c227c1e1adb419f21001f4f82f507250be7", kill_on_drop: false }`
[INFO] [stdout] da04cc671f1ae72ec2cbdeedd3848c227c1e1adb419f21001f4f82f507250be7