[INFO] updating cached repository Terramorpha/pkg
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Terramorpha/pkg
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Terramorpha/pkg" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Terramorpha/pkg"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Terramorpha/pkg'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Terramorpha/pkg" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Terramorpha/pkg"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Terramorpha/pkg'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e1f99e0dd13aafe114c0253836b5cd393725fd99
[INFO] sha for GitHub repo Terramorpha/pkg: e1f99e0dd13aafe114c0253836b5cd393725fd99
[INFO] validating manifest of Terramorpha/pkg on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Terramorpha/pkg on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Terramorpha/pkg
[INFO] finished frobbing Terramorpha/pkg
[INFO] frobbed toml for Terramorpha/pkg written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Terramorpha/pkg/Cargo.toml
[INFO] started frobbing Terramorpha/pkg
[INFO] finished frobbing Terramorpha/pkg
[INFO] frobbed toml for Terramorpha/pkg written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Terramorpha/pkg/Cargo.toml
[INFO] crate Terramorpha/pkg already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Terramorpha/pkg against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Terramorpha/pkg:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d668f5310b5459cbd41ec5c482b9a42cc32c6560846fa97096796f7d4d498b72
[INFO] running `"docker" "start" "-a" "d668f5310b5459cbd41ec5c482b9a42cc32c6560846fa97096796f7d4d498b72"`
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling lzma-sys v0.1.14
[INFO] [stderr]    Compiling libgit2-sys v0.8.1
[INFO] [stderr]     Checking filetime v0.2.6
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking whoami v0.5.2
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking bzip2-sys v0.1.7
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.93
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking h2 v0.1.24
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking hyper v0.12.30
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.93
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.18
[INFO] [stderr]     Checking git2 v0.9.1
[INFO] [stderr]     Checking pkg v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `builder`
[INFO] [stderr]  --> src/install.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{builder, files, packages, version};
[INFO] [stderr]   |             ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::version::VersionMoreUpToDate`
[INFO] [stderr]  --> src/install.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::version::VersionMoreUpToDate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::builder::BuildConfig`
[INFO] [stderr]  --> src/install.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::builder::BuildConfig;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/install.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time`
[INFO] [stderr]  --> src/install.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::time;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/packages.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/packages.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::str::FromStr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `builder`
[INFO] [stderr]  --> src/install.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::{builder, files, packages, version};
[INFO] [stderr]   |             ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::version::VersionMoreUpToDate`
[INFO] [stderr]  --> src/install.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::version::VersionMoreUpToDate;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::builder::BuildConfig`
[INFO] [stderr]  --> src/install.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::builder::BuildConfig;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/install.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time`
[INFO] [stderr]  --> src/install.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::time;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/packages.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SemanticVersion`
[INFO] [stderr]   --> src/packages.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::version::{SemanticVersion, Version};
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/packages.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::str::FromStr;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/builder.rs:244:13
[INFO] [stderr]     |
[INFO] [stderr] 244 |             _ => unimplemented!(),
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/version.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 | /             if let Version::SemVer(_) = other {
[INFO] [stderr] 35 | |                 return true;
[INFO] [stderr] 36 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 | /         if let Version::SemVer(_) = self {
[INFO] [stderr] 34 | |             if let Version::SemVer(_) = other {
[INFO] [stderr] 35 | |                 return true;
[INFO] [stderr] 36 | |             }
[INFO] [stderr] 37 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 | /             if let Version::SemVer(o) = other {
[INFO] [stderr] 47 | |                 match s.major.cmp(&o.major) {
[INFO] [stderr] 48 | |                     Ordering::Greater => Some(Ordering::Greater),
[INFO] [stderr] 49 | |                     Ordering::Less => Some(Ordering::Less),
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |                 None
[INFO] [stderr] 62 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         if let Version::SemVer(s) = self {
[INFO] [stderr] 46 | |             if let Version::SemVer(o) = other {
[INFO] [stderr] 47 | |                 match s.major.cmp(&o.major) {
[INFO] [stderr] 48 | |                     Ordering::Greater => Some(Ordering::Greater),
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |             None
[INFO] [stderr] 65 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n` is never read
[INFO] [stderr]    --> src/builder.rs:318:13
[INFO] [stderr]     |
[INFO] [stderr] 318 |     let mut n = 0;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n_w` is never read
[INFO] [stderr]    --> src/builder.rs:319:13
[INFO] [stderr]     |
[INFO] [stderr] 319 |     let mut n_w = 0;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iter_written` is never read
[INFO] [stderr]    --> src/builder.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 320 |     let mut iter_written = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/builder.rs:342:9
[INFO] [stderr]     |
[INFO] [stderr] 342 |     for i in 0..num_part_on {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/builder.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |     for i in num_part_on..num_part {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/builder.rs:351:9
[INFO] [stderr]     |
[INFO] [stderr] 351 |     for i in 0..bar_len + 8 {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]    --> src/builder.rs:115:21
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 let client = client_builder.build()?;
[INFO] [stderr]     |                     ^^^^^^ help: consider prefixing with an underscore: `_client`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]  --> src/dist_package.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     name: &str,
[INFO] [stderr]   |     ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ver`
[INFO] [stderr]   --> src/dist_package.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ver: version::Version,
[INFO] [stderr]    |     ^^^ help: consider prefixing with an underscore: `_ver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/files.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let index = FileIndex {
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `root`
[INFO] [stderr]   --> src/install.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     root: &str,
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `force`
[INFO] [stderr]   --> src/install.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     force: bool,
[INFO] [stderr]    |     ^^^^^ help: consider prefixing with an underscore: `_force`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `explicit`
[INFO] [stderr]   --> src/packages.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         explicit: bool,
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_explicit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/packages.rs:170:21
[INFO] [stderr]     |
[INFO] [stderr] 170 |         if let Some(v) = self.db.get(name) {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/query.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 |                     .or_else(|e| Err(format!("error: file {} not in root {}", &f, &index.root)))?
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/packages.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let mut dir: Vec<Result<fs::DirEntry, std::io::Error>> = fs::read_dir(path)?.collect();
[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/packages.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let mut files: Vec<fs::DirEntry> = dir.into_iter().map(|e| e.unwrap()).collect();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/packages.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut fo: Vec<(String, Result<fs::File, std::io::Error>)> = files
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/builder.rs:244:13
[INFO] [stderr]     |
[INFO] [stderr] 244 |             _ => unimplemented!(),
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/version.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 | /             if let Version::SemVer(_) = other {
[INFO] [stderr] 35 | |                 return true;
[INFO] [stderr] 36 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 | /         if let Version::SemVer(_) = self {
[INFO] [stderr] 34 | |             if let Version::SemVer(_) = other {
[INFO] [stderr] 35 | |                 return true;
[INFO] [stderr] 36 | |             }
[INFO] [stderr] 37 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 | /             if let Version::SemVer(o) = other {
[INFO] [stderr] 47 | |                 match s.major.cmp(&o.major) {
[INFO] [stderr] 48 | |                     Ordering::Greater => Some(Ordering::Greater),
[INFO] [stderr] 49 | |                     Ordering::Less => Some(Ordering::Less),
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |                 None
[INFO] [stderr] 62 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable if-let pattern
[INFO] [stderr]   --> src/version.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | /         if let Version::SemVer(s) = self {
[INFO] [stderr] 46 | |             if let Version::SemVer(o) = other {
[INFO] [stderr] 47 | |                 match s.major.cmp(&o.major) {
[INFO] [stderr] 48 | |                     Ordering::Greater => Some(Ordering::Greater),
[INFO] [stderr] ...  |
[INFO] [stderr] 64 | |             None
[INFO] [stderr] 65 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n` is never read
[INFO] [stderr]    --> src/builder.rs:318:13
[INFO] [stderr]     |
[INFO] [stderr] 318 |     let mut n = 0;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `n_w` is never read
[INFO] [stderr]    --> src/builder.rs:319:13
[INFO] [stderr]     |
[INFO] [stderr] 319 |     let mut n_w = 0;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iter_written` is never read
[INFO] [stderr]    --> src/builder.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 320 |     let mut iter_written = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/builder.rs:342:9
[INFO] [stderr]     |
[INFO] [stderr] 342 |     for i in 0..num_part_on {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/builder.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |     for i in num_part_on..num_part {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/builder.rs:351:9
[INFO] [stderr]     |
[INFO] [stderr] 351 |     for i in 0..bar_len + 8 {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]    --> src/builder.rs:115:21
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 let client = client_builder.build()?;
[INFO] [stderr]     |                     ^^^^^^ help: consider prefixing with an underscore: `_client`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]  --> src/dist_package.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     name: &str,
[INFO] [stderr]   |     ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ver`
[INFO] [stderr]   --> src/dist_package.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ver: version::Version,
[INFO] [stderr]    |     ^^^ help: consider prefixing with an underscore: `_ver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/files.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let index = FileIndex {
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `root`
[INFO] [stderr]   --> src/install.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     root: &str,
[INFO] [stderr]    |     ^^^^ help: consider prefixing with an underscore: `_root`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `force`
[INFO] [stderr]   --> src/install.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     force: bool,
[INFO] [stderr]    |     ^^^^^ help: consider prefixing with an underscore: `_force`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `explicit`
[INFO] [stderr]   --> src/packages.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         explicit: bool,
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_explicit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/packages.rs:170:21
[INFO] [stderr]     |
[INFO] [stderr] 170 |         if let Some(v) = self.db.get(name) {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/query.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 |                     .or_else(|e| Err(format!("error: file {} not in root {}", &f, &index.root)))?
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pkg_name`
[INFO] [stderr]    --> src/builder.rs:452:5
[INFO] [stderr]     |
[INFO] [stderr] 452 |     pkg_name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ROOT_FLAG`
[INFO] [stderr]  --> src/flags.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub static ROOT_FLAG: &str = "root";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ROOT_DATABASE_PATH`
[INFO] [stderr]   --> src/flags.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub static ROOT_DATABASE_PATH: &str = "/etc/pkg-db";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_package`
[INFO] [stderr]   --> src/flags.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn create_package<'a>(set: &mut FlagSet<'a>, val: &'a mut bool) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/packages.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_compatible`
[INFO] [stderr]   --> src/version.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn is_compatible(&self, other: &Self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/packages.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let mut dir: Vec<Result<fs::DirEntry, std::io::Error>> = fs::read_dir(path)?.collect();
[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/packages.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let mut files: Vec<fs::DirEntry> = dir.into_iter().map(|e| e.unwrap()).collect();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/packages.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut fo: Vec<(String, Result<fs::File, std::io::Error>)> = files
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `pkg_name`
[INFO] [stderr]    --> src/builder.rs:452:5
[INFO] [stderr]     |
[INFO] [stderr] 452 |     pkg_name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ROOT_FLAG`
[INFO] [stderr]  --> src/flags.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub static ROOT_FLAG: &str = "root";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `ROOT_DATABASE_PATH`
[INFO] [stderr]   --> src/flags.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub static ROOT_DATABASE_PATH: &str = "/etc/pkg-db";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_package`
[INFO] [stderr]   --> src/flags.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn create_package<'a>(set: &mut FlagSet<'a>, val: &'a mut bool) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/packages.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_compatible`
[INFO] [stderr]   --> src/version.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn is_compatible(&self, other: &Self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `"docker" "inspect" "d668f5310b5459cbd41ec5c482b9a42cc32c6560846fa97096796f7d4d498b72"`
[INFO] running `"docker" "rm" "-f" "d668f5310b5459cbd41ec5c482b9a42cc32c6560846fa97096796f7d4d498b72"`
[INFO] [stdout] d668f5310b5459cbd41ec5c482b9a42cc32c6560846fa97096796f7d4d498b72