[INFO] fetching crate bb 0.4.3...
[INFO] checking bb-0.4.3 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bb 0.4.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bb 0.4.3 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bb 0.4.3
[INFO] finished tweaking crates.io crate bb 0.4.3
[INFO] tweaked toml for crates.io crate bb 0.4.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate bb 0.4.3 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v0.4.2
[INFO] [stderr]   Downloaded crossbeam v0.7.2
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded signal-hook v0.1.13
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66a6867777ba4d6428b2b5e14ca1b5f0d4718a31ea44e27b08169e3fa8d923d2
[INFO] running `Command { std: "docker" "start" "-a" "66a6867777ba4d6428b2b5e14ca1b5f0d4718a31ea44e27b08169e3fa8d923d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66a6867777ba4d6428b2b5e14ca1b5f0d4718a31ea44e27b08169e3fa8d923d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a6867777ba4d6428b2b5e14ca1b5f0d4718a31ea44e27b08169e3fa8d923d2", kill_on_drop: false }`
[INFO] [stdout] 66a6867777ba4d6428b2b5e14ca1b5f0d4718a31ea44e27b08169e3fa8d923d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78df2743aa2822f4e62d2b16ae185c9f4bbae39d8910bee6c6293846f52e474b
[INFO] running `Command { std: "docker" "start" "-a" "78df2743aa2822f4e62d2b16ae185c9f4bbae39d8910bee6c6293846f52e474b", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking arc-swap v0.4.2
[INFO] [stderr]    Compiling bb v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/terminal/cells.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AtomicPtr` is imported redundantly
[INFO] [stdout]   --> src/state.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `AtomicPtr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 47 |     atomic::{AtomicPtr, Ordering},
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]   --> src/state.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `Arc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 48 |     Arc,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/terminal/cells.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AtomicPtr` is imported redundantly
[INFO] [stdout]   --> src/state.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `AtomicPtr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 47 |     atomic::{AtomicPtr, Ordering},
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]   --> src/state.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `Arc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 48 |     Arc,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/components/kernel.rs:608:6
[INFO] [stdout]     |
[INFO] [stdout] 608 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/components/processes.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 22 | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] 23 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use libc;
[INFO] [stdout]    |         ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/components/kernel.rs:608:6
[INFO] [stdout]     |
[INFO] [stdout] 608 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/components/processes.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 22 | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] 23 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use libc;
[INFO] [stdout]    |         ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cpu_stat`, `processes_times`, and `threads_times` are never read
[INFO] [stdout]    --> src/components/processes.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub struct ProcessList {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 171 |     page_movement: Option<PageMovement>,
[INFO] [stdout] 172 |     cpu_stat: Stat,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     processes_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 184 |     threads_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ProcessList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cpu_stat`, `processes_times`, and `threads_times` are never read
[INFO] [stdout]    --> src/components/processes.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub struct ProcessList {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 171 |     page_movement: Option<PageMovement>,
[INFO] [stdout] 172 |     cpu_stat: Stat,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     processes_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 184 |     threads_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ProcessList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "78df2743aa2822f4e62d2b16ae185c9f4bbae39d8910bee6c6293846f52e474b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78df2743aa2822f4e62d2b16ae185c9f4bbae39d8910bee6c6293846f52e474b", kill_on_drop: false }`
[INFO] [stdout] 78df2743aa2822f4e62d2b16ae185c9f4bbae39d8910bee6c6293846f52e474b
[INFO] checking bb-0.4.3 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate bb 0.4.3 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate bb 0.4.3 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bb 0.4.3
[INFO] finished tweaking crates.io crate bb 0.4.3
[INFO] tweaked toml for crates.io crate bb 0.4.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate bb 0.4.3 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebe66cf932bd66c5f68183f473186d34198d5a042fd0daa8187cf5e8963baccb
[INFO] running `Command { std: "docker" "start" "-a" "ebe66cf932bd66c5f68183f473186d34198d5a042fd0daa8187cf5e8963baccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebe66cf932bd66c5f68183f473186d34198d5a042fd0daa8187cf5e8963baccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe66cf932bd66c5f68183f473186d34198d5a042fd0daa8187cf5e8963baccb", kill_on_drop: false }`
[INFO] [stdout] ebe66cf932bd66c5f68183f473186d34198d5a042fd0daa8187cf5e8963baccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80e5c937ee615c9401f35334758665393af932bd2a7e2f314e46b8dc828c6e98
[INFO] running `Command { std: "docker" "start" "-a" "80e5c937ee615c9401f35334758665393af932bd2a7e2f314e46b8dc828c6e98", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking arc-swap v0.4.2
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling bb v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/terminal/cells.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/terminal/cells.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/09bc67b9158392361780e779d32997f14cc75c39/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AtomicPtr` is imported redundantly
[INFO] [stdout]   --> src/state.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `AtomicPtr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 47 |     atomic::{AtomicPtr, Ordering},
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]   --> src/state.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `Arc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 48 |     Arc,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AtomicPtr` is imported redundantly
[INFO] [stdout]   --> src/state.rs:47:14
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `AtomicPtr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 47 |     atomic::{AtomicPtr, Ordering},
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]   --> src/state.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use super::*;
[INFO] [stdout]    |     -------- the item `Arc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 48 |     Arc,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/components/kernel.rs:608:6
[INFO] [stdout]     |
[INFO] [stdout] 608 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/components/processes.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 22 | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] 23 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/components/kernel.rs:608:6
[INFO] [stdout]     |
[INFO] [stdout] 608 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/components/processes.rs:23:24
[INFO] [stdout]    |
[INFO] [stdout] 22 | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] 23 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use libc;
[INFO] [stdout]    |         ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use libc;
[INFO] [stdout]    |         ^^^^ the item `libc` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cpu_stat`, `processes_times`, and `threads_times` are never read
[INFO] [stdout]    --> src/components/processes.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub struct ProcessList {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 171 |     page_movement: Option<PageMovement>,
[INFO] [stdout] 172 |     cpu_stat: Stat,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     processes_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 184 |     threads_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ProcessList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cpu_stat`, `processes_times`, and `threads_times` are never read
[INFO] [stdout]    --> src/components/processes.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub struct ProcessList {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 171 |     page_movement: Option<PageMovement>,
[INFO] [stdout] 172 |     cpu_stat: Stat,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     processes_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 184 |     threads_times: HashMap<Pid, usize>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ProcessList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "80e5c937ee615c9401f35334758665393af932bd2a7e2f314e46b8dc828c6e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e5c937ee615c9401f35334758665393af932bd2a7e2f314e46b8dc828c6e98", kill_on_drop: false }`
[INFO] [stdout] 80e5c937ee615c9401f35334758665393af932bd2a7e2f314e46b8dc828c6e98
