[INFO] fetching crate redict 0.2.3...
[INFO] checking redict-0.2.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate redict 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate redict 0.2.3
[INFO] finished tweaking crates.io crate redict 0.2.3
[INFO] tweaked toml for crates.io crate redict 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate redict 0.2.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate redict 0.2.3 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b53c3341801f69117c7edf0599130cb365a07d9dc196516f92e9d1ed604e11c4
[INFO] running `Command { std: "docker" "start" "-a" "b53c3341801f69117c7edf0599130cb365a07d9dc196516f92e9d1ed604e11c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b53c3341801f69117c7edf0599130cb365a07d9dc196516f92e9d1ed604e11c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53c3341801f69117c7edf0599130cb365a07d9dc196516f92e9d1ed604e11c4", kill_on_drop: false }`
[INFO] [stdout] b53c3341801f69117c7edf0599130cb365a07d9dc196516f92e9d1ed604e11c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e5ef65502c1e3b90ec18419f4e266513d6d28d3c936a32ce4c3c95d3498a271
[INFO] running `Command { std: "docker" "start" "-a" "9e5ef65502c1e3b90ec18419f4e266513d6d28d3c936a32ce4c3c95d3498a271", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking tui v0.14.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking redict v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `widgets::Borders`
[INFO] [stdout]  --> src/searchbar.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tui::{Frame, backend::Backend, style::Style, widgets::Borders};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `widgets::Borders`
[INFO] [stdout]  --> src/searchbar.rs:3:50
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tui::{Frame, backend::Backend, style::Style, widgets::Borders};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `msg_id` is never read
[INFO] [stdout]   --> src/app.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     msg_id: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `First` and `Last` are never constructed
[INFO] [stdout]    --> src/app.rs:343:5
[INFO] [stdout]     |
[INFO] [stdout] 342 | pub enum HistoryMovement {
[INFO] [stdout]     |          --------------- variants in this enum
[INFO] [stdout] 343 |     First,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 344 |     Last,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn make_block(name: &str) -> Block {
[INFO] [stdout]    |                     ^^^^     ----- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn make_block(name: &str) -> Block<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `msg_id` is never read
[INFO] [stdout]   --> src/app.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     msg_id: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `First` and `Last` are never constructed
[INFO] [stdout]    --> src/app.rs:343:5
[INFO] [stdout]     |
[INFO] [stdout] 342 | pub enum HistoryMovement {
[INFO] [stdout]     |          --------------- variants in this enum
[INFO] [stdout] 343 |     First,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 344 |     Last,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn make_block(name: &str) -> Block {
[INFO] [stdout]    |                     ^^^^     ----- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn make_block(name: &str) -> Block<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "9e5ef65502c1e3b90ec18419f4e266513d6d28d3c936a32ce4c3c95d3498a271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5ef65502c1e3b90ec18419f4e266513d6d28d3c936a32ce4c3c95d3498a271", kill_on_drop: false }`
[INFO] [stdout] 9e5ef65502c1e3b90ec18419f4e266513d6d28d3c936a32ce4c3c95d3498a271