[INFO] cloning repository https://github.com/moxian/cdda-stuffs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moxian/cdda-stuffs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoxian%2Fcdda-stuffs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoxian%2Fcdda-stuffs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87d7f3ed9ab6fc759b2f2bfdf44482d3c989afe4
[INFO] checking moxian/cdda-stuffs against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoxian%2Fcdda-stuffs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/moxian/cdda-stuffs
[INFO] finished tweaking git repo https://github.com/moxian/cdda-stuffs
[INFO] tweaked toml for git repo https://github.com/moxian/cdda-stuffs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/moxian/cdda-stuffs on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/moxian/cdda-stuffs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cb90b48da26c80bd5db564cd38b94106f2d19ac49078955452f04115ed47045
[INFO] running `Command { std: "docker" "start" "-a" "6cb90b48da26c80bd5db564cd38b94106f2d19ac49078955452f04115ed47045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cb90b48da26c80bd5db564cd38b94106f2d19ac49078955452f04115ed47045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb90b48da26c80bd5db564cd38b94106f2d19ac49078955452f04115ed47045", kill_on_drop: false }`
[INFO] [stdout] 6cb90b48da26c80bd5db564cd38b94106f2d19ac49078955452f04115ed47045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 436a22f09cc950bed0836286aeb067cfe0e33d7ee61601e2af86fc93f3e1ea8d
[INFO] running `Command { std: "docker" "start" "-a" "436a22f09cc950bed0836286aeb067cfe0e33d7ee61601e2af86fc93f3e1ea8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking json5 v0.2.8
[INFO] [stderr]     Checking food v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/schema.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 |     ThreeList(String, i32, Vec<String>),
[INFO] [stdout]    |     --------- ^^^^^^  ^^^  ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ComponentDescRaw` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 84 -     ThreeList(String, i32, Vec<String>),
[INFO] [stdout] 84 +     ThreeList((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `typ`, `name`, `elec_resist`, and `chip_resist` are never read
[INFO] [stdout]    --> src/schema.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) struct Material {
[INFO] [stdout]     |                   -------- fields in this struct
[INFO] [stdout] 204 |     #[serde(rename = "type")]
[INFO] [stdout] 205 |     pub typ: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub elec_resist: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 217 |     #[serde(default)] // blood and friends
[INFO] [stdout] 218 |     pub chip_resist: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Material` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comment` is never read
[INFO] [stdout]    --> src/schema.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub(crate) struct Requirement {
[INFO] [stdout]     |                   ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub comment: Option<String>,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Requirement` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_contains_weight` and `moves` are never read
[INFO] [stdout]    --> src/schema.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 293 | pub(crate) struct PocketNormal {
[INFO] [stdout]     |                   ------------ fields in this struct
[INFO] [stdout] 294 |     pub max_contains_volume: Volume,
[INFO] [stdout] 295 |     pub max_contains_weight: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 296 |     #[serde(default)] // drinking_hat
[INFO] [stdout] 297 |     pub moves: i32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PocketNormal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ammo_restriction` is never read
[INFO] [stdout]    --> src/schema.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub(crate) struct PocketAmmo {
[INFO] [stdout]     |                   ---------- field in this struct
[INFO] [stdout] 304 |     ammo_restriction: Map<String, i32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PocketAmmo` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/schema.rs:311:10
[INFO] [stdout]     |
[INFO] [stdout] 311 |     Ammo(PocketAmmo),
[INFO] [stdout]     |     ---- ^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PocketData` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 311 -     Ammo(PocketAmmo),
[INFO] [stdout] 311 +     Ammo(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `subtype` are never read
[INFO] [stdout]    --> src/schema.rs:456:9
[INFO] [stdout]     |
[INFO] [stdout] 455 | pub(crate) struct ItemGroup {
[INFO] [stdout]     |                   --------- fields in this struct
[INFO] [stdout] 456 |     pub id: String,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 457 |     pub subtype: Option<String>,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ItemGroup` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/schema.rs:498:15
[INFO] [stdout]     |
[INFO] [stdout] 498 |         Scary(Scary),
[INFO] [stdout]     |         ----- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 498 -         Scary(Scary),
[INFO] [stdout] 498 +         Scary(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `show_multiplier` is never read
[INFO] [stdout]    --> src/graphs.rs:635:5
[INFO] [stdout]     |
[INFO] [stdout] 620 | struct Input {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 635 |     show_multiplier: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Input` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/graphs.rs:606:5
[INFO] [stdout]     |
[INFO] [stdout] 606 |     drop(out_file);
[INFO] [stdout]     |     ^^^^^--------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&mut File`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 606 -     drop(out_file);
[INFO] [stdout] 606 +     let _ = out_file;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/schema.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 |     ThreeList(String, i32, Vec<String>),
[INFO] [stdout]    |     --------- ^^^^^^  ^^^  ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ComponentDescRaw` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 84 -     ThreeList(String, i32, Vec<String>),
[INFO] [stdout] 84 +     ThreeList((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `typ`, `name`, `elec_resist`, and `chip_resist` are never read
[INFO] [stdout]    --> src/schema.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) struct Material {
[INFO] [stdout]     |                   -------- fields in this struct
[INFO] [stdout] 204 |     #[serde(rename = "type")]
[INFO] [stdout] 205 |     pub typ: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub elec_resist: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 217 |     #[serde(default)] // blood and friends
[INFO] [stdout] 218 |     pub chip_resist: i32,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Material` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comment` is never read
[INFO] [stdout]    --> src/schema.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub(crate) struct Requirement {
[INFO] [stdout]     |                   ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 225 |     pub comment: Option<String>,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Requirement` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_contains_weight` and `moves` are never read
[INFO] [stdout]    --> src/schema.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 293 | pub(crate) struct PocketNormal {
[INFO] [stdout]     |                   ------------ fields in this struct
[INFO] [stdout] 294 |     pub max_contains_volume: Volume,
[INFO] [stdout] 295 |     pub max_contains_weight: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 296 |     #[serde(default)] // drinking_hat
[INFO] [stdout] 297 |     pub moves: i32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PocketNormal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ammo_restriction` is never read
[INFO] [stdout]    --> src/schema.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub(crate) struct PocketAmmo {
[INFO] [stdout]     |                   ---------- field in this struct
[INFO] [stdout] 304 |     ammo_restriction: Map<String, i32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PocketAmmo` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/schema.rs:311:10
[INFO] [stdout]     |
[INFO] [stdout] 311 |     Ammo(PocketAmmo),
[INFO] [stdout]     |     ---- ^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PocketData` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 311 -     Ammo(PocketAmmo),
[INFO] [stdout] 311 +     Ammo(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `subtype` are never read
[INFO] [stdout]    --> src/schema.rs:456:9
[INFO] [stdout]     |
[INFO] [stdout] 455 | pub(crate) struct ItemGroup {
[INFO] [stdout]     |                   --------- fields in this struct
[INFO] [stdout] 456 |     pub id: String,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 457 |     pub subtype: Option<String>,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ItemGroup` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/schema.rs:498:15
[INFO] [stdout]     |
[INFO] [stdout] 498 |         Scary(Scary),
[INFO] [stdout]     |         ----- ^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 498 -         Scary(Scary),
[INFO] [stdout] 498 +         Scary(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `show_multiplier` is never read
[INFO] [stdout]    --> src/graphs.rs:635:5
[INFO] [stdout]     |
[INFO] [stdout] 620 | struct Input {
[INFO] [stdout]     |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 635 |     show_multiplier: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Input` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/graphs.rs:606:5
[INFO] [stdout]     |
[INFO] [stdout] 606 |     drop(out_file);
[INFO] [stdout]     |     ^^^^^--------^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          argument has type `&mut File`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 606 -     drop(out_file);
[INFO] [stdout] 606 +     let _ = out_file;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.42s
[INFO] running `Command { std: "docker" "inspect" "436a22f09cc950bed0836286aeb067cfe0e33d7ee61601e2af86fc93f3e1ea8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436a22f09cc950bed0836286aeb067cfe0e33d7ee61601e2af86fc93f3e1ea8d", kill_on_drop: false }`
[INFO] [stdout] 436a22f09cc950bed0836286aeb067cfe0e33d7ee61601e2af86fc93f3e1ea8d
