[INFO] cloning repository https://github.com/rthinman/dhara_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rthinman/dhara_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frthinman%2Fdhara_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frthinman%2Fdhara_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b332989cb3baaec109e068bfda87f7ee477a008b
[INFO] checking rthinman/dhara_rs against master#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frthinman%2Fdhara_rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rthinman/dhara_rs on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rthinman/dhara_rs
[INFO] finished tweaking git repo https://github.com/rthinman/dhara_rs
[INFO] tweaked toml for git repo https://github.com/rthinman/dhara_rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rthinman/dhara_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53ecc0c6e15e9d0d3612b2af93cc826d41645a70fe071ff09b6a6384c8098704
[INFO] running `Command { std: "docker" "start" "-a" "53ecc0c6e15e9d0d3612b2af93cc826d41645a70fe071ff09b6a6384c8098704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ecc0c6e15e9d0d3612b2af93cc826d41645a70fe071ff09b6a6384c8098704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ecc0c6e15e9d0d3612b2af93cc826d41645a70fe071ff09b6a6384c8098704", kill_on_drop: false }`
[INFO] [stdout] 53ecc0c6e15e9d0d3612b2af93cc826d41645a70fe071ff09b6a6384c8098704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 150b30f9c68b522392beed6ac29aa7d959299aa82d73dcc352b62959ce7e0f73
[INFO] running `Command { std: "docker" "start" "-a" "150b30f9c68b522392beed6ac29aa7d959299aa82d73dcc352b62959ce7e0f73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking dhara_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DharaJournal`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use journal::{DharaJournal, DHARA_MAX_RETRIES, DHARA_META_SIZE, DHARA_PAGE_NONE};
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `my_err` is never read
[INFO] [stdout]    --> src/journal.rs:903:17
[INFO] [stdout]     |
[INFO] [stdout] 903 |         let mut my_err: Result<(),DharaError> = Ok(());
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut journal = journal::DharaJournal::<N,T>::new(nand, page_buf);
[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/lib.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let mut ret: Result<(),DharaError>;
[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/lib.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let mut ret: Result<(),DharaError>;
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: unused import: `DharaJournal`
[INFO] [stdout]  --> tests/jtutil/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dhara_rs::journal::{DharaJournal, DHARA_PAGE_NONE, DHARA_META_SIZE, DHARA_MAX_RETRIES};
[INFO] [stdout]   |                         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SimNand`
[INFO] [stdout]  --> tests/jtutil/mod.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::sim::{seq_assert, seq_gen, SimJournal, SimNand, PAGE_SIZE};
[INFO] [stdout]   |                                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DharaJournal`
[INFO] [stdout]  --> tests/jtutil/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dhara_rs::journal::{DharaJournal, DHARA_PAGE_NONE, DHARA_META_SIZE, DHARA_MAX_RETRIES};
[INFO] [stdout]   |                         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SimNand`
[INFO] [stdout]  --> tests/jtutil/mod.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::sim::{seq_assert, seq_gen, SimJournal, SimNand, PAGE_SIZE};
[INFO] [stdout]   |                                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DharaJournal`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use journal::{DharaJournal, DHARA_MAX_RETRIES, DHARA_META_SIZE, DHARA_PAGE_NONE};
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RngCore`
[INFO] [stdout]  --> tests/map.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{Rng, RngCore, SeedableRng};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:544:9
[INFO] [stdout]     |
[INFO] [stdout] 544 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DharaJournal`
[INFO] [stdout]  --> tests/jtutil/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dhara_rs::journal::{DharaJournal, DHARA_PAGE_NONE, DHARA_META_SIZE, DHARA_MAX_RETRIES};
[INFO] [stdout]   |                         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SimNand`
[INFO] [stdout]  --> tests/jtutil/mod.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::sim::{seq_assert, seq_gen, SimJournal, SimNand, PAGE_SIZE};
[INFO] [stdout]   |                                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> tests/jtutil/mod.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut res: Result<(), DharaError> = Ok(());
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> tests/jtutil/mod.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut res: Result<(), DharaError> = Ok(());
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> tests/map.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let count = check_recurse(m, m.journal.get_head(), m.journal.get_root(), 0, 0);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `All` is never constructed
[INFO] [stdout]   --> tests/jtutil/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Pages {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] 10 |     All,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `sim_inject_bad`, `sim_inject_failed`, `sim_inject_timebombs`, `freeze`, and `thaw` are never used
[INFO] [stdout]    --> tests/sim/mod.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl SimNand {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn sim_inject_bad(&mut self, count: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn sim_inject_failed(&mut self, count: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn sim_inject_timebombs(&mut self, count: usize, max_ttl: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub fn freeze(&mut self) -> () {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn thaw(&mut self) -> () {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/map.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |     for i in 0..1000 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `SimJournal` is never used
[INFO] [stdout]   --> tests/sim/mod.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type SimJournal = DharaJournal::<512, SimNand>;
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let _ = map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     map.sync();
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 147 |     let _ = map.sync();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let _ = map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     map.sync();
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let _ = map.sync();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let _ = map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     map.sync();
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let _ = map.sync();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> tests/map.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 |     map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let _ = map.resume(); // .expect("map resume failed");
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `All` is never constructed
[INFO] [stdout]   --> tests/jtutil/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Pages {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] 10 |     All,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `sim_set_failed`, `sim_set_timebomb`, `sim_inject_failed`, `sim_inject_timebombs`, `freeze`, and `thaw` are never used
[INFO] [stdout]    --> tests/sim/mod.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl SimNand {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn sim_set_failed(&mut self, blkno: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn sim_set_timebomb(&mut self, blkno: usize, ttl: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn sim_inject_failed(&mut self, count: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn sim_inject_timebombs(&mut self, count: usize, max_ttl: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub fn freeze(&mut self) -> () {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn thaw(&mut self) -> () {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> tests/jtutil/mod.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut res: Result<(), DharaError> = Ok(());
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `my_err` is never read
[INFO] [stdout]    --> src/journal.rs:903:17
[INFO] [stdout]     |
[INFO] [stdout] 903 |         let mut my_err: Result<(),DharaError> = Ok(());
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut journal = journal::DharaJournal::<N,T>::new(nand, page_buf);
[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/lib.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |             let mut ret: Result<(),DharaError>;
[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/lib.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let mut ret: Result<(),DharaError>;
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Count` is never constructed
[INFO] [stdout]   --> tests/jtutil/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum Pages {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] 10 |     All,
[INFO] [stdout] 11 |     Count(u32),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `rep_status`, `sim_set_timebomb`, `sim_inject_timebombs`, `sim_dump`, `freeze`, and `thaw` are never used
[INFO] [stdout]    --> tests/sim/mod.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 67  | impl SimNand {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn rep_status(&self, blkno: usize) -> char {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn sim_set_timebomb(&mut self, blkno: usize, ttl: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn sim_inject_timebombs(&mut self, count: usize, max_ttl: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |     pub fn sim_dump(&self) -> () {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub fn freeze(&mut self) -> () {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn thaw(&mut self) -> () {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.34s
[INFO] running `Command { std: "docker" "inspect" "150b30f9c68b522392beed6ac29aa7d959299aa82d73dcc352b62959ce7e0f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150b30f9c68b522392beed6ac29aa7d959299aa82d73dcc352b62959ce7e0f73", kill_on_drop: false }`
[INFO] [stdout] 150b30f9c68b522392beed6ac29aa7d959299aa82d73dcc352b62959ce7e0f73
