[INFO] fetching crate tet-core 2.1.2...
[INFO] checking tet-core-2.1.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate tet-core 2.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate tet-core 2.1.2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tet-core 2.1.2
[INFO] finished tweaking crates.io crate tet-core 2.1.2
[INFO] tweaked toml for crates.io crate tet-core 2.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serializer v2.1.2
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 679ac70be9de04d43c96bed6cba0f8eb50740ba12f53a08521b3990915c68f14
[INFO] running `Command { std: "docker" "start" "-a" "679ac70be9de04d43c96bed6cba0f8eb50740ba12f53a08521b3990915c68f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679ac70be9de04d43c96bed6cba0f8eb50740ba12f53a08521b3990915c68f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679ac70be9de04d43c96bed6cba0f8eb50740ba12f53a08521b3990915c68f14", kill_on_drop: false }`
[INFO] [stdout] 679ac70be9de04d43c96bed6cba0f8eb50740ba12f53a08521b3990915c68f14
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761fb50aae81ec2343de895bfdaa9df8c2619dcde06eee8407a132597ee469a0
[INFO] running `Command { std: "docker" "start" "-a" "761fb50aae81ec2343de895bfdaa9df8c2619dcde06eee8407a132597ee469a0", kill_on_drop: false }`
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[INFO] [stderr]     Checking tetcore-std v2.1.2
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[INFO] [stderr]    Compiling regex v1.10.4
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[INFO] [stdout] warning: the item `blake2_rfc` is imported redundantly
[INFO] [stdout]   --> src/hashing.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use blake2_rfc;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `blake2_rfc` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twox_hash` is imported redundantly
[INFO] [stdout]   --> src/hashing.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use twox_hash;
[INFO] [stdout]    |     ^^^^^^^^^ the item `twox_hash` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/ed25519.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `blake2_rfc` is imported redundantly
[INFO] [stdout]   --> src/ed25519.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use blake2_rfc;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `blake2_rfc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/sr25519.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[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/ecdsa.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[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/offchain/mod.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tetcore_std::{prelude::{Vec, Box}, convert::TryFrom};
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]   --> src/offchain/mod.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tetcore_std::{prelude::{Vec, Box}, convert::TryFrom};
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/offchain/storage.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/sandbox.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `blake2_rfc` is imported redundantly
[INFO] [stdout]   --> src/hashing.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use blake2_rfc;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `blake2_rfc` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twox_hash` is imported redundantly
[INFO] [stdout]   --> src/hashing.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use twox_hash;
[INFO] [stdout]    |     ^^^^^^^^^ the item `twox_hash` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DeriveJunction` is imported redundantly
[INFO] [stdout]     --> src/crypto.rs:1130:6
[INFO] [stdout]      |
[INFO] [stdout] 1130 |     use crate::DeriveJunction;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1131 |     use hex_literal::hex;
[INFO] [stdout] 1132 |     use super::*;
[INFO] [stdout]      |         -------- the item `DeriveJunction` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/ed25519.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `blake2_rfc` is imported redundantly
[INFO] [stdout]   --> src/ed25519.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use blake2_rfc;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `blake2_rfc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]    --> src/ed25519.rs:579:6
[INFO] [stdout]     |
[INFO] [stdout] 579 |     use serde_json;
[INFO] [stdout]     |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/sr25519.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ss58Codec` is imported redundantly
[INFO] [stdout]    --> src/sr25519.rs:699:22
[INFO] [stdout]     |
[INFO] [stdout] 698 |     use super::*;
[INFO] [stdout]     |         -------- the item `Ss58Codec` is already imported here
[INFO] [stdout] 699 |     use crate::crypto::{Ss58Codec, DEV_PHRASE, DEV_ADDRESS};
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]    --> src/sr25519.rs:701:6
[INFO] [stdout]     |
[INFO] [stdout] 701 |     use serde_json;
[INFO] [stdout]     |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/ecdsa.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]    --> src/ecdsa.rs:556:6
[INFO] [stdout]     |
[INFO] [stdout] 556 |     use serde_json;
[INFO] [stdout]     |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/offchain/mod.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tetcore_std::{prelude::{Vec, Box}, convert::TryFrom};
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]   --> src/offchain/mod.rs:21:34
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tetcore_std::{prelude::{Vec, Box}, convert::TryFrom};
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Box` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/offchain/storage.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/sandbox.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use tetcore_std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_functions`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 |     c.bench_functions("fixed size hashing", fns, key);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 |     c.bench_function_over_inputs("dyn size hashing - blake2", |b, key| bench_blake2_128(b, &key), keys.clone());
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 |     c.bench_function_over_inputs("dyn size hashing - twox", |b, key| bench_twox_128(b, &key), keys);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 |     c.bench_function_over_inputs("signing - ed25519", |b, &msg_size| {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 |     c.bench_function_over_inputs("verifying - ed25519", |b, &msg_size| {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 |     c.bench_function_over_inputs("signing - sr25519", |b, &msg_size| {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/bench.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 |     c.bench_function_over_inputs("verifying - sr25519", |b, &msg_size| {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]    --> benches/bench.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 |     c.bench_function_over_inputs("signing - ecdsa", |b, &msg_size| {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench_function_over_inputs`: Please use BenchmarkGroups instead.
[INFO] [stdout]    --> benches/bench.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 |     c.bench_function_over_inputs("verifying - ecdsa", |b, &msg_size| {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.81s
[INFO] running `Command { std: "docker" "inspect" "761fb50aae81ec2343de895bfdaa9df8c2619dcde06eee8407a132597ee469a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761fb50aae81ec2343de895bfdaa9df8c2619dcde06eee8407a132597ee469a0", kill_on_drop: false }`
[INFO] [stdout] 761fb50aae81ec2343de895bfdaa9df8c2619dcde06eee8407a132597ee469a0