[INFO] fetching crate dove 0.3.0...
[INFO] checking dove-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate dove 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate dove 0.3.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dove 0.3.0
[INFO] finished tweaking crates.io crate dove 0.3.0
[INFO] tweaked toml for crates.io crate dove 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate dove 0.3.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.47
[INFO] [stderr]   Downloaded thiserror v1.0.47
[INFO] [stderr]   Downloaded serde_derive v1.0.185
[INFO] [stderr]   Downloaded testcontainers v0.14.0
[INFO] [stderr]   Downloaded reqwest v0.11.19
[INFO] [stderr]   Downloaded bollard-stubs v1.41.0
[INFO] [stderr]   Downloaded serde v1.0.185
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 917bd78a4ca82bf3d5ea5bb958b0759d9f17c4205cb271b9b5bfc04b196ca69a
[INFO] running `Command { std: "docker" "start" "-a" "917bd78a4ca82bf3d5ea5bb958b0759d9f17c4205cb271b9b5bfc04b196ca69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "917bd78a4ca82bf3d5ea5bb958b0759d9f17c4205cb271b9b5bfc04b196ca69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917bd78a4ca82bf3d5ea5bb958b0759d9f17c4205cb271b9b5bfc04b196ca69a", kill_on_drop: false }`
[INFO] [stdout] 917bd78a4ca82bf3d5ea5bb958b0759d9f17c4205cb271b9b5bfc04b196ca69a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abd2c23f8d170f2b9989f550752ba1be27524489bba5572d3a460afcd0f410e3
[INFO] running `Command { std: "docker" "start" "-a" "abd2c23f8d170f2b9989f550752ba1be27524489bba5572d3a460afcd0f410e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking dove v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/conn.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/convert.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/decoding.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/encoding.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/frame_codec.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/framing.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/message.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout] 329 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 330 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:363:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:364:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout] 364 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 365 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout] 399 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 400 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout] 449 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 450 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/symbol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bollard-stubs v1.41.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.19
[INFO] [stderr]     Checking testcontainers v0.14.0
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/conn.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/convert.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/decoding.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/encoding.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/frame_codec.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/framing.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/message.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout] 329 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 330 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:363:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:364:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout] 364 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 365 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout] 399 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 400 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout] 449 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 450 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/symbol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `Command { std: "docker" "inspect" "abd2c23f8d170f2b9989f550752ba1be27524489bba5572d3a460afcd0f410e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd2c23f8d170f2b9989f550752ba1be27524489bba5572d3a460afcd0f410e3", kill_on_drop: false }`
[INFO] [stdout] abd2c23f8d170f2b9989f550752ba1be27524489bba5572d3a460afcd0f410e3
[INFO] checking dove-0.3.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate dove 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate dove 0.3.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dove 0.3.0
[INFO] finished tweaking crates.io crate dove 0.3.0
[INFO] tweaked toml for crates.io crate dove 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate dove 0.3.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39a1b2267d430d035184d4479e197bcbf0a41bf8f0bdb328d687d7359175fe5c
[INFO] running `Command { std: "docker" "start" "-a" "39a1b2267d430d035184d4479e197bcbf0a41bf8f0bdb328d687d7359175fe5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a1b2267d430d035184d4479e197bcbf0a41bf8f0bdb328d687d7359175fe5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a1b2267d430d035184d4479e197bcbf0a41bf8f0bdb328d687d7359175fe5c", kill_on_drop: false }`
[INFO] [stdout] 39a1b2267d430d035184d4479e197bcbf0a41bf8f0bdb328d687d7359175fe5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b74fd0fd12c4730f4afe476304734c54398a3d96c0227caf02ac81eb4defdee
[INFO] running `Command { std: "docker" "start" "-a" "6b74fd0fd12c4730f4afe476304734c54398a3d96c0227caf02ac81eb4defdee", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking dove v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/conn.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/convert.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/decoding.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/encoding.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/frame_codec.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/framing.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/message.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout] 329 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 330 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:363:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:364:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout] 364 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 365 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout] 399 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 400 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout] 449 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 450 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/symbol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/types.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bollard-stubs v1.41.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.19
[INFO] [stderr]     Checking testcontainers v0.14.0
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/conn.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/convert.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/decoding.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/encoding.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/frame_codec.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/framing.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/message.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 328 |     use crate::symbol::Symbol;
[INFO] [stdout] 329 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 330 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:363:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:364:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 363 |     use crate::symbol::Symbol;
[INFO] [stdout] 364 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 365 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 398 |     use crate::symbol::Symbol;
[INFO] [stdout] 399 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 400 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Symbol` is imported redundantly
[INFO] [stdout]    --> src/options.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Symbol` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/options.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `Value` is already imported here
[INFO] [stdout] 448 |     use crate::symbol::Symbol;
[INFO] [stdout] 449 |     use crate::types::Value;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BTreeMap` is imported redundantly
[INFO] [stdout]    --> src/options.rs:450:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `BTreeMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 450 |     use std::collections::BTreeMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/symbol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.64s
[INFO] running `Command { std: "docker" "inspect" "6b74fd0fd12c4730f4afe476304734c54398a3d96c0227caf02ac81eb4defdee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b74fd0fd12c4730f4afe476304734c54398a3d96c0227caf02ac81eb4defdee", kill_on_drop: false }`
[INFO] [stdout] 6b74fd0fd12c4730f4afe476304734c54398a3d96c0227caf02ac81eb4defdee