[INFO] cloning repository https://github.com/dethos/rgit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dethos/rgit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdethos%2Frgit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdethos%2Frgit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fba638f98f15f9fd2e2ae2016c41a9702de8a47
[INFO] checking dethos/rgit against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdethos%2Frgit" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dethos/rgit on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dethos/rgit
[INFO] finished tweaking git repo https://github.com/dethos/rgit
[INFO] tweaked toml for git repo https://github.com/dethos/rgit written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dethos/rgit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded hermit-abi v0.1.16
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded libc v0.2.77
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] [stderr]   Downloaded serde_json v1.0.60
[INFO] [stderr]   Downloaded remove_dir_all v0.5.3
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded sha-1 v0.9.1
[INFO] [stderr]   Downloaded cpuid-bool v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3dcd0e16fa16980a4ef505af3b251f099732684b8c39036215e858b44b62409
[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" "c3dcd0e16fa16980a4ef505af3b251f099732684b8c39036215e858b44b62409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3dcd0e16fa16980a4ef505af3b251f099732684b8c39036215e858b44b62409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3dcd0e16fa16980a4ef505af3b251f099732684b8c39036215e858b44b62409", kill_on_drop: false }`
[INFO] [stdout] c3dcd0e16fa16980a4ef505af3b251f099732684b8c39036215e858b44b62409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e9d9b24e789261d028464a2183b40832f95219e9cd21c72a9ce4509968321c8
[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" "2e9d9b24e789261d028464a2183b40832f95219e9cd21c72a9ce4509968321c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking rgit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/base.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |     for (path, object_id) in get_tree(oid, "./".to_owned()).iter() {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/base.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |     for (path, object_id) in get_tree(oid, "./".to_owned()).iter() {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/base.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |     for (path, object_id) in get_tree(oid, "./".to_owned()).iter() {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/base.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |     for (path, object_id) in get_tree(oid, "./".to_owned()).iter() {
[INFO] [stdout]     |          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     mut oids: Vec<&String>,
[INFO] [stdout]     |     ----^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     mut oids: Vec<&String>,
[INFO] [stdout]     |     ----^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     mut oids: Vec<&String>,
[INFO] [stdout]     |     ----^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     mut oids: Vec<&String>,
[INFO] [stdout]     |     ----^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:487:27
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn add_file(file: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |                           ----^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:493:25
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn add_dir(dir: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:487:27
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn add_file(file: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |                           ----^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/base.rs:493:25
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn add_dir(dir: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |                         ----^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_rgit_dir`
[INFO] [stdout]   --> src/data.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn set_rgit_dir(path: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reset_rgit_dir`
[INFO] [stdout]   --> src/data.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn reset_rgit_dir() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_object_if_missing`
[INFO] [stdout]    --> src/data.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn fetch_object_if_missing(oid: String, remote_git_dir: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `push_object`
[INFO] [stdout]    --> src/data.rs:185:8
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn push_object(oid: String, remote_git_dir: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `object_exists`
[INFO] [stdout]    --> src/data.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn object_exists(oid: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RefValue`
[INFO] [stdout]   --> src/data.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct RefValue {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_rgit_dir`
[INFO] [stdout]   --> src/data.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn set_rgit_dir(path: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/data.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn init() -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash_object`
[INFO] [stdout]   --> src/data.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn hash_object(content: &Vec<u8>, _type: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_ref`
[INFO] [stdout]   --> src/data.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn update_ref(mut reference: String, value: RefValue, deref: bool) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_ref`
[INFO] [stdout]    --> src/data.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn get_ref(reference: String, deref: bool) -> RefValue {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_ref`
[INFO] [stdout]    --> src/data.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn delete_ref(reference: String, deref: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_refs`
[INFO] [stdout]    --> src/data.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn iter_refs(prefix: &str, deref: bool) -> Vec<(String, RefValue)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_ref_internal`
[INFO] [stdout]    --> src/data.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn get_ref_internal(reference: String, deref: bool) -> (String, RefValue) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_index`
[INFO] [stdout]    --> src/data.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub fn get_index() -> HashMap<String, String> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_index`
[INFO] [stdout]    --> src/data.rs:222:8
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn set_index(files: HashMap<String, String>) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `diff_blobs`
[INFO] [stdout]   --> src/diff.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn diff_blobs(o_from: String, o_to: String, path: String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `diff_trees`
[INFO] [stdout]   --> src/diff.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn diff_trees(t_from: HashMap<String, String>, t_to: HashMap<String, String>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `changed_files`
[INFO] [stdout]   --> src/diff.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn changed_files(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy_objects_in_commits_and_parents`
[INFO] [stdout]    --> src/base.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn copy_objects_in_commits_and_parents(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy_tree_objects`
[INFO] [stdout]    --> src/base.rs:203:4
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn copy_tree_objects(oid: String, visited: &mut HashSet<String>, remote_path: String, push: bool) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_ancestor_of`
[INFO] [stdout]    --> src/base.rs:462:8
[INFO] [stdout]     |
[INFO] [stdout] 462 | pub fn is_ancestor_of(commit: String, maybe_ancestor: String) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge_trees`
[INFO] [stdout]   --> src/diff.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn merge_trees(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge_blobs`
[INFO] [stdout]    --> src/diff.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn merge_blobs(o_base: String, o_head: String, o_other: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_object`
[INFO] [stdout]   --> src/data.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn get_object(hash: String, expected: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compare_trees`
[INFO] [stdout]  --> src/diff.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn compare_trees(trees: Vec<HashMap<String, String>>) -> HashMap<String, Vec<String>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_tree`
[INFO] [stdout]   --> src/base.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn write_tree(directory: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_tree`
[INFO] [stdout]   --> src/base.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn read_tree(oid: String) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `commit`
[INFO] [stdout]   --> src/base.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn commit(message: &str) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `checkout`
[INFO] [stdout]    --> src/base.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 | pub fn checkout(name: String) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_tag`
[INFO] [stdout]    --> src/base.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 | pub fn create_tag(name: String, oid: String) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_branch`
[INFO] [stdout]    --> src/base.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 | pub fn create_branch(name: String, oid: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]    --> src/base.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn init() -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_branch_name`
[INFO] [stdout]    --> src/base.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn get_branch_name() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_branch_names`
[INFO] [stdout]    --> src/base.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub fn iter_branch_names() -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reset`
[INFO] [stdout]    --> src/base.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout] 330 | pub fn reset(oid: String) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge`
[INFO] [stdout]    --> src/base.rs:341:8
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub fn merge(oid: String) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_merge_base`
[INFO] [stdout]    --> src/base.rs:379:8
[INFO] [stdout]     |
[INFO] [stdout] 379 | pub fn get_merge_base(commit1: String, commit2: String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_ignored`
[INFO] [stdout]    --> src/base.rs:397:4
[INFO] [stdout]     |
[INFO] [stdout] 397 | fn is_ignored(path: &String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_working_tree`
[INFO] [stdout]    --> src/base.rs:443:8
[INFO] [stdout]     |
[INFO] [stdout] 443 | pub fn get_working_tree() -> HashMap<String, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]    --> src/base.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn add(files: Vec<&str>) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_file`
[INFO] [stdout]    --> src/base.rs:487:4
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn add_file(file: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_dir`
[INFO] [stdout]    --> src/base.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn add_dir(dir: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `empty_current_directory`
[INFO] [stdout]    --> src/base.rs:505:4
[INFO] [stdout]     |
[INFO] [stdout] 505 | fn empty_current_directory(dir: &str) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_branch`
[INFO] [stdout]    --> src/base.rs:527:4
[INFO] [stdout]     |
[INFO] [stdout] 527 | fn is_branch(name: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_tree_merged`
[INFO] [stdout]    --> src/base.rs:531:4
[INFO] [stdout]     |
[INFO] [stdout] 531 | fn read_tree_merged(base_tree: String, head_tree: String, commit_tree: String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/base.rs:284:12
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!(format!("Unknown name {}", name));
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!("Unknown name {}", name);
[INFO] [stdout]     |           --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/base.rs:284:12
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!(format!("Unknown name {}", name));
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!("Unknown name {}", name);
[INFO] [stdout]     |           --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_rgit_dir`
[INFO] [stdout]   --> src/data.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn set_rgit_dir(path: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reset_rgit_dir`
[INFO] [stdout]   --> src/data.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn reset_rgit_dir() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fetch_object_if_missing`
[INFO] [stdout]    --> src/data.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn fetch_object_if_missing(oid: String, remote_git_dir: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `push_object`
[INFO] [stdout]    --> src/data.rs:185:8
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub fn push_object(oid: String, remote_git_dir: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `object_exists`
[INFO] [stdout]    --> src/data.rs:201:4
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn object_exists(oid: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RefValue`
[INFO] [stdout]   --> src/data.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct RefValue {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_rgit_dir`
[INFO] [stdout]   --> src/data.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn set_rgit_dir(path: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> src/data.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn init() -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash_object`
[INFO] [stdout]   --> src/data.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn hash_object(content: &Vec<u8>, _type: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_ref`
[INFO] [stdout]   --> src/data.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn update_ref(mut reference: String, value: RefValue, deref: bool) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_ref`
[INFO] [stdout]    --> src/data.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn get_ref(reference: String, deref: bool) -> RefValue {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_ref`
[INFO] [stdout]    --> src/data.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn delete_ref(reference: String, deref: bool) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_refs`
[INFO] [stdout]    --> src/data.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn iter_refs(prefix: &str, deref: bool) -> Vec<(String, RefValue)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_ref_internal`
[INFO] [stdout]    --> src/data.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub fn get_ref_internal(reference: String, deref: bool) -> (String, RefValue) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_index`
[INFO] [stdout]    --> src/data.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub fn get_index() -> HashMap<String, String> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_index`
[INFO] [stdout]    --> src/data.rs:222:8
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub fn set_index(files: HashMap<String, String>) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `diff_blobs`
[INFO] [stdout]   --> src/diff.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn diff_blobs(o_from: String, o_to: String, path: String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `diff_trees`
[INFO] [stdout]   --> src/diff.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub fn diff_trees(t_from: HashMap<String, String>, t_to: HashMap<String, String>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `changed_files`
[INFO] [stdout]   --> src/diff.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn changed_files(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy_objects_in_commits_and_parents`
[INFO] [stdout]    --> src/base.rs:162:8
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub fn copy_objects_in_commits_and_parents(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `copy_tree_objects`
[INFO] [stdout]    --> src/base.rs:203:4
[INFO] [stdout]     |
[INFO] [stdout] 203 | fn copy_tree_objects(oid: String, visited: &mut HashSet<String>, remote_path: String, push: bool) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_ancestor_of`
[INFO] [stdout]    --> src/base.rs:462:8
[INFO] [stdout]     |
[INFO] [stdout] 462 | pub fn is_ancestor_of(commit: String, maybe_ancestor: String) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge_trees`
[INFO] [stdout]   --> src/diff.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn merge_trees(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge_blobs`
[INFO] [stdout]    --> src/diff.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn merge_blobs(o_base: String, o_head: String, o_other: String) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_object`
[INFO] [stdout]   --> src/data.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn get_object(hash: String, expected: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compare_trees`
[INFO] [stdout]  --> src/diff.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn compare_trees(trees: Vec<HashMap<String, String>>) -> HashMap<String, Vec<String>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_tree`
[INFO] [stdout]   --> src/base.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn write_tree(directory: String) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_tree`
[INFO] [stdout]   --> src/base.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn read_tree(oid: String) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `commit`
[INFO] [stdout]   --> src/base.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn commit(message: &str) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `checkout`
[INFO] [stdout]    --> src/base.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 | pub fn checkout(name: String) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_tag`
[INFO] [stdout]    --> src/base.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 | pub fn create_tag(name: String, oid: String) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_branch`
[INFO] [stdout]    --> src/base.rs:287:8
[INFO] [stdout]     |
[INFO] [stdout] 287 | pub fn create_branch(name: String, oid: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]    --> src/base.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub fn init() -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_branch_name`
[INFO] [stdout]    --> src/base.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn get_branch_name() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_branch_names`
[INFO] [stdout]    --> src/base.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub fn iter_branch_names() -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reset`
[INFO] [stdout]    --> src/base.rs:330:8
[INFO] [stdout]     |
[INFO] [stdout] 330 | pub fn reset(oid: String) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merge`
[INFO] [stdout]    --> src/base.rs:341:8
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub fn merge(oid: String) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_merge_base`
[INFO] [stdout]    --> src/base.rs:379:8
[INFO] [stdout]     |
[INFO] [stdout] 379 | pub fn get_merge_base(commit1: String, commit2: String) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_ignored`
[INFO] [stdout]    --> src/base.rs:397:4
[INFO] [stdout]     |
[INFO] [stdout] 397 | fn is_ignored(path: &String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_working_tree`
[INFO] [stdout]    --> src/base.rs:443:8
[INFO] [stdout]     |
[INFO] [stdout] 443 | pub fn get_working_tree() -> HashMap<String, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]    --> src/base.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 473 | pub fn add(files: Vec<&str>) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_file`
[INFO] [stdout]    --> src/base.rs:487:4
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn add_file(file: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_dir`
[INFO] [stdout]    --> src/base.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn add_dir(dir: String, mut index: &mut HashMap<String, String>) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `empty_current_directory`
[INFO] [stdout]    --> src/base.rs:505:4
[INFO] [stdout]     |
[INFO] [stdout] 505 | fn empty_current_directory(dir: &str) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_branch`
[INFO] [stdout]    --> src/base.rs:527:4
[INFO] [stdout]     |
[INFO] [stdout] 527 | fn is_branch(name: String) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_tree_merged`
[INFO] [stdout]    --> src/base.rs:531:4
[INFO] [stdout]     |
[INFO] [stdout] 531 | fn read_tree_merged(base_tree: String, head_tree: String, commit_tree: String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/base.rs:284:12
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!(format!("Unknown name {}", name));
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!("Unknown name {}", name);
[INFO] [stdout]     |           --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/base.rs:284:12
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!(format!("Unknown name {}", name));
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 284 |     panic!("Unknown name {}", name);
[INFO] [stdout]     |           --                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 56 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 56 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.93s
[INFO] running `Command { std: "docker" "inspect" "2e9d9b24e789261d028464a2183b40832f95219e9cd21c72a9ce4509968321c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9d9b24e789261d028464a2183b40832f95219e9cd21c72a9ce4509968321c8", kill_on_drop: false }`
[INFO] [stdout] 2e9d9b24e789261d028464a2183b40832f95219e9cd21c72a9ce4509968321c8