[INFO] fetching crate multipass 0.2.0...
[INFO] testing multipass-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate multipass 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate multipass 0.2.0
[INFO] finished tweaking crates.io crate multipass 0.2.0
[INFO] tweaked toml for crates.io crate multipass 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multipass 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 992f5cae8548a220e4cc6412639c27cbe6371722449f90a4a8e8e7bdd568fdeb
[INFO] running `Command { std: "docker" "start" "-a" "992f5cae8548a220e4cc6412639c27cbe6371722449f90a4a8e8e7bdd568fdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "992f5cae8548a220e4cc6412639c27cbe6371722449f90a4a8e8e7bdd568fdeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992f5cae8548a220e4cc6412639c27cbe6371722449f90a4a8e8e7bdd568fdeb", kill_on_drop: false }`
[INFO] [stdout] 992f5cae8548a220e4cc6412639c27cbe6371722449f90a4a8e8e7bdd568fdeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16d3de0efb763ae949fa79c86d8a06a478881b95f7b88027e0ec0537705d671b
[INFO] running `Command { std: "docker" "start" "-a" "16d3de0efb763ae949fa79c86d8a06a478881b95f7b88027e0ec0537705d671b", kill_on_drop: false }`
[INFO] [stderr]    Compiling multipass v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `NAME` is never used
[INFO] [stdout]  --> src/info.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const NAME: &str = "Name:";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STATE` is never used
[INFO] [stdout]  --> src/info.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STATE: &str = "State:";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPV4` is never used
[INFO] [stdout]  --> src/info.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const IPV4: &str = "IPv4:";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RELEASE` is never used
[INFO] [stdout]  --> src/info.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const RELEASE: &str = "Release:";
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IMAGE_HASH` is never used
[INFO] [stdout]  --> src/info.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const IMAGE_HASH: &str = "Image hash:";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOAD` is never used
[INFO] [stdout]  --> src/info.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const LOAD: &str = "Load:";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DISK_USAGE` is never used
[INFO] [stdout]   --> src/info.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const DISK_USAGE: &str = "Disk usage:";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEMORY_USAGE` is never used
[INFO] [stdout]   --> src/info.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MEMORY_USAGE: &str = "Memory usage:";
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InfoRequest` is never constructed
[INFO] [stdout]   --> src/info.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct InfoRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `info` is never used
[INFO] [stdout]   --> src/info.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn info(req: InfoRequest) -> Result<Instance, &'static str> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_info` is never used
[INFO] [stdout]   --> src/info.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn parse_info(out: String) -> Result<Instance, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list` is never used
[INFO] [stdout]  --> src/list.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn list() -> Result<Vec<Instance>, &'static str> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instances` is never used
[INFO] [stdout]   --> src/list.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn parse_instances(out: String) -> Result<Vec<Instance>, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instance` is never constructed
[INFO] [stdout]  --> src/multipass.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Instance {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `is_empty` are never used
[INFO] [stdout]   --> src/multipass.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Instance {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new() -> Instance {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "16d3de0efb763ae949fa79c86d8a06a478881b95f7b88027e0ec0537705d671b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d3de0efb763ae949fa79c86d8a06a478881b95f7b88027e0ec0537705d671b", kill_on_drop: false }`
[INFO] [stdout] 16d3de0efb763ae949fa79c86d8a06a478881b95f7b88027e0ec0537705d671b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1a2d58cd0628f9543087c8d57f974710fccea664e78cc0f9332d59ae9473551
[INFO] running `Command { std: "docker" "start" "-a" "f1a2d58cd0628f9543087c8d57f974710fccea664e78cc0f9332d59ae9473551", kill_on_drop: false }`
[INFO] [stderr]    Compiling multipass v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `NAME` is never used
[INFO] [stdout]  --> src/info.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const NAME: &str = "Name:";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STATE` is never used
[INFO] [stdout]  --> src/info.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STATE: &str = "State:";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IPV4` is never used
[INFO] [stdout]  --> src/info.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const IPV4: &str = "IPv4:";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RELEASE` is never used
[INFO] [stdout]  --> src/info.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const RELEASE: &str = "Release:";
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IMAGE_HASH` is never used
[INFO] [stdout]  --> src/info.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const IMAGE_HASH: &str = "Image hash:";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOAD` is never used
[INFO] [stdout]  --> src/info.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const LOAD: &str = "Load:";
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DISK_USAGE` is never used
[INFO] [stdout]   --> src/info.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const DISK_USAGE: &str = "Disk usage:";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEMORY_USAGE` is never used
[INFO] [stdout]   --> src/info.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MEMORY_USAGE: &str = "Memory usage:";
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InfoRequest` is never constructed
[INFO] [stdout]   --> src/info.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct InfoRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `info` is never used
[INFO] [stdout]   --> src/info.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn info(req: InfoRequest) -> Result<Instance, &'static str> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_info` is never used
[INFO] [stdout]   --> src/info.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn parse_info(out: String) -> Result<Instance, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list` is never used
[INFO] [stdout]  --> src/list.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn list() -> Result<Vec<Instance>, &'static str> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_instances` is never used
[INFO] [stdout]   --> src/list.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn parse_instances(out: String) -> Result<Vec<Instance>, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Instance` is never constructed
[INFO] [stdout]  --> src/multipass.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Instance {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `is_empty` are never used
[INFO] [stdout]   --> src/multipass.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Instance {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new() -> Instance {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f1a2d58cd0628f9543087c8d57f974710fccea664e78cc0f9332d59ae9473551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a2d58cd0628f9543087c8d57f974710fccea664e78cc0f9332d59ae9473551", kill_on_drop: false }`
[INFO] [stdout] f1a2d58cd0628f9543087c8d57f974710fccea664e78cc0f9332d59ae9473551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c788af1b70a4c212325a9023a68deef5ab3b6d1fb40adaf74237c22d3c79be14
[INFO] running `Command { std: "docker" "start" "-a" "c788af1b70a4c212325a9023a68deef5ab3b6d1fb40adaf74237c22d3c79be14", kill_on_drop: false }`
[INFO] [stderr] warning: constant `NAME` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> src/info.rs:4:7
[INFO] [stdout] running 1 test
[INFO] [stderr]   |
[INFO] [stderr] 4 | const NAME: &str = "Name:";
[INFO] [stderr]   |       ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STATE` is never used
[INFO] [stderr]  --> src/info.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | const STATE: &str = "State:";
[INFO] [stderr]   |       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IPV4` is never used
[INFO] [stderr]  --> src/info.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const IPV4: &str = "IPv4:";
[INFO] [stderr]   |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `RELEASE` is never used
[INFO] [stderr]  --> src/info.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 | const RELEASE: &str = "Release:";
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IMAGE_HASH` is never used
[INFO] [stderr]  --> src/info.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const IMAGE_HASH: &str = "Image hash:";
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LOAD` is never used
[INFO] [stderr]  --> src/info.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const LOAD: &str = "Load:";
[INFO] [stderr]   |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DISK_USAGE` is never used
[INFO] [stderr]   --> src/info.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const DISK_USAGE: &str = "Disk usage:";
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `MEMORY_USAGE` is never used
[INFO] [stderr]   --> src/info.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 | const MEMORY_USAGE: &str = "Memory usage:";
[INFO] [stderr]    |       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InfoRequest` is never constructed
[INFO] [stderr]   --> src/info.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct InfoRequest {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `info` is never used
[INFO] [stderr]   --> src/info.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn info(req: InfoRequest) -> Result<Instance, &'static str> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_info` is never used
[INFO] [stderr]   --> src/info.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn parse_info(out: String) -> Result<Instance, &'static str> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `list` is never used
[INFO] [stderr]  --> src/list.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn list() -> Result<Vec<Instance>, &'static str> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_instances` is never used
[INFO] [stderr]   --> src/list.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn parse_instances(out: String) -> Result<Vec<Instance>, &'static str> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Instance` is never constructed
[INFO] [stderr]  --> src/multipass.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Instance {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `is_empty` are never used
[INFO] [stderr]   --> src/multipass.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl Instance {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 16 |     pub fn new() -> Instance {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `multipass` (lib) generated 15 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multipass-c7f06f7a08bcb110)
[INFO] [stdout] test tests::list ... ok
[INFO] [stderr]    Doc-tests multipass
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c788af1b70a4c212325a9023a68deef5ab3b6d1fb40adaf74237c22d3c79be14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c788af1b70a4c212325a9023a68deef5ab3b6d1fb40adaf74237c22d3c79be14", kill_on_drop: false }`
[INFO] [stdout] c788af1b70a4c212325a9023a68deef5ab3b6d1fb40adaf74237c22d3c79be14