[INFO] fetching crate blctl 0.1.2...
[INFO] checking blctl-0.1.2 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate blctl 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate blctl 0.1.2 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blctl 0.1.2
[INFO] finished tweaking crates.io crate blctl 0.1.2
[INFO] tweaked toml for crates.io crate blctl 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f1e7943fa750582a556cecf354c7918de32721f099a192068e20c7d682e3169
[INFO] running `Command { std: "docker" "start" "-a" "9f1e7943fa750582a556cecf354c7918de32721f099a192068e20c7d682e3169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f1e7943fa750582a556cecf354c7918de32721f099a192068e20c7d682e3169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1e7943fa750582a556cecf354c7918de32721f099a192068e20c7d682e3169", kill_on_drop: false }`
[INFO] [stdout] 9f1e7943fa750582a556cecf354c7918de32721f099a192068e20c7d682e3169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 339fd046bba5c83898defe79fb10557b9c3c7035b747d2066733ef15f188663b
[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" "339fd046bba5c83898defe79fb10557b9c3c7035b747d2066733ef15f188663b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking serial_test v0.2.0
[INFO] [stderr]     Checking blctl v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bls.rs:379:28
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     func: &Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>) -> std::io::Result<()> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cmdline.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn cmdline_parse (args: &str) -> std::io::Result<(Cmdline)> {
[INFO] [stdout]    |                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:38
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn generic_cmdline_handler(env: &mut CmdlineHandler, params: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Re...
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:89
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...ms: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>) -> c_char {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:97
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...rams: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>) -> c_char {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:185:35
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn generic_cmdline_get (env: &mut CmdlineHandler, param: *const c_char) -> *mut CmdlineParam {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bls.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut line: Vec<&str> = line.trim().splitn(2, " ").collect();
[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/bls.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |     for mut line in data.iter() {
[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/cmdline.rs:228:11
[INFO] [stdout]     |
[INFO] [stdout] 228 |       let mut values = cmdline.entry_or_insert(set_key, Vec::new());
[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/cmdline.rs:292:11
[INFO] [stdout]     |
[INFO] [stdout] 292 |       let mut params_for_key = cmdline.entry_or_insert(rem_key, rem_values.clone());
[INFO] [stdout]     |           ----^^^^^^^^^^^^^^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cmdline.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn cmdline_parse (args: &str) -> std::io::Result<(Cmdline)> {
[INFO] [stdout]    |                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bls.rs:379:28
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     func: &Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>) -> std::io::Result<()> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:70:87
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn assert_invalid_command(expected_length: usize, args: &[String], max: bool, usage: &Fn()) {
[INFO] [stdout]    |                                                                                       ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |   let provider: &mut CmdlineHandler = match &args[base-2] {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:298:11
[INFO] [stdout]     |
[INFO] [stdout] 298 |       let mut env = match blenv::Environment::new(ENV_CLAMP, &blenv::get_env_path()) {
[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/cmdline.rs:228:11
[INFO] [stdout]     |
[INFO] [stdout] 228 |       let mut values = cmdline.entry_or_insert(set_key, Vec::new());
[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/cmdline.rs:292:11
[INFO] [stdout]     |
[INFO] [stdout] 292 |       let mut params_for_key = cmdline.entry_or_insert(rem_key, rem_values.clone());
[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/bls.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut line: Vec<&str> = line.trim().splitn(2, " ").collect();
[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/bls.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |     for mut line in data.iter() {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]    --> src/bls.rs:312:10
[INFO] [stdout]     |
[INFO] [stdout] 312 |   pub fn remove(&self, command: &str) -> std::io::Result<()> {
[INFO] [stdout]     |          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]    Compiling quote v0.6.13
[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 serial_test_derive v0.2.0
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cmdline.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn cmdline_parse (args: &str) -> std::io::Result<(Cmdline)> {
[INFO] [stdout]    |                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bls.rs:379:28
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     func: &Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>) -> std::io::Result<()> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:70:87
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn assert_invalid_command(expected_length: usize, args: &[String], max: bool, usage: &Fn()) {
[INFO] [stdout]    |                                                                                       ^^^^ help: use `dyn`: `dyn Fn()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |   let provider: &mut CmdlineHandler = match &args[base-2] {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bls.rs:379:28
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     func: &Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>) -> std::io::Result<()> {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn (&mut BLSEntry, &[String]) -> std::io::Result<()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/cmdline.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn cmdline_parse (args: &str) -> std::io::Result<(Cmdline)> {
[INFO] [stdout]    |                                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:38
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn generic_cmdline_handler(env: &mut CmdlineHandler, params: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Re...
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:89
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...ms: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>) -> c_char {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:153:97
[INFO] [stdout]     |
[INFO] [stdout] 153 | ...rams: *const *const c_char, op: &Fn(&mut CmdlineHandler, &[String]) -> std::io::Result<()>) -> c_char {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/cshim.rs:185:35
[INFO] [stdout]     |
[INFO] [stdout] 185 | fn generic_cmdline_get (env: &mut CmdlineHandler, param: *const c_char) -> *mut CmdlineParam {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CmdlineHandler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:298:11
[INFO] [stdout]     |
[INFO] [stdout] 298 |       let mut env = match blenv::Environment::new(ENV_CLAMP, &blenv::get_env_path()) {
[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/bls.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut line: Vec<&str> = line.trim().splitn(2, " ").collect();
[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/bls.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |     for mut line in data.iter() {
[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/cmdline.rs:228:11
[INFO] [stdout]     |
[INFO] [stdout] 228 |       let mut values = cmdline.entry_or_insert(set_key, Vec::new());
[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/cmdline.rs:228:11
[INFO] [stdout]     |
[INFO] [stdout] 228 |       let mut values = cmdline.entry_or_insert(set_key, Vec::new());
[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/cmdline.rs:292:11
[INFO] [stdout]     |
[INFO] [stdout] 292 |       let mut params_for_key = cmdline.entry_or_insert(rem_key, rem_values.clone());
[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/cmdline.rs:292:11
[INFO] [stdout]     |
[INFO] [stdout] 292 |       let mut params_for_key = cmdline.entry_or_insert(rem_key, rem_values.clone());
[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/bls.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut line: Vec<&str> = line.trim().splitn(2, " ").collect();
[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/bls.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |     for mut line in data.iter() {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.73s
[INFO] running `Command { std: "docker" "inspect" "339fd046bba5c83898defe79fb10557b9c3c7035b747d2066733ef15f188663b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339fd046bba5c83898defe79fb10557b9c3c7035b747d2066733ef15f188663b", kill_on_drop: false }`
[INFO] [stdout] 339fd046bba5c83898defe79fb10557b9c3c7035b747d2066733ef15f188663b
