[INFO] fetching crate multipass 0.2.0...
[INFO] checking multipass-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate multipass 0.2.0 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate multipass 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68b385ebb6c30629be643fa9658e22041e768efe82dcdd227a0d8036ae6edee4
[INFO] running `Command { std: "docker" "start" "-a" "68b385ebb6c30629be643fa9658e22041e768efe82dcdd227a0d8036ae6edee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b385ebb6c30629be643fa9658e22041e768efe82dcdd227a0d8036ae6edee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b385ebb6c30629be643fa9658e22041e768efe82dcdd227a0d8036ae6edee4", kill_on_drop: false }`
[INFO] [stdout] 68b385ebb6c30629be643fa9658e22041e768efe82dcdd227a0d8036ae6edee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbcd631fc8a1fcbb2351a521faf600c0edd3d50bc1ade2d10e73b5e9f94220d
[INFO] running `Command { std: "docker" "start" "-a" "bcbcd631fc8a1fcbb2351a521faf600c0edd3d50bc1ade2d10e73b5e9f94220d", kill_on_drop: false }`
[INFO] [stderr]     Checking 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)]` 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 0.23s
[INFO] running `Command { std: "docker" "inspect" "bcbcd631fc8a1fcbb2351a521faf600c0edd3d50bc1ade2d10e73b5e9f94220d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbcd631fc8a1fcbb2351a521faf600c0edd3d50bc1ade2d10e73b5e9f94220d", kill_on_drop: false }`
[INFO] [stdout] bcbcd631fc8a1fcbb2351a521faf600c0edd3d50bc1ade2d10e73b5e9f94220d