[INFO] fetching crate acmev02 0.1.0...
[INFO] checking acmev02-0.1.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate acmev02 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate acmev02 0.1.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acmev02 0.1.0
[INFO] finished tweaking crates.io crate acmev02 0.1.0
[INFO] tweaked toml for crates.io crate acmev02 0.1.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xml-rs v0.8.19
[INFO] [stderr]   Downloaded rusoto_signature v0.46.0
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[INFO] [stderr]   Downloaded rusoto_credential v0.46.0
[INFO] [stderr]   Downloaded rusoto_core v0.46.0
[INFO] [stderr]   Downloaded rusoto_route53 v0.46.0
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 141393b347492819b9038d952b73007081fc23591aaa6a1765741e2c8b268113
[INFO] running `Command { std: "docker" "start" "-a" "141393b347492819b9038d952b73007081fc23591aaa6a1765741e2c8b268113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "141393b347492819b9038d952b73007081fc23591aaa6a1765741e2c8b268113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141393b347492819b9038d952b73007081fc23591aaa6a1765741e2c8b268113", kill_on_drop: false }`
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[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c92345ab5a61bd0cbffbc6af59382eb25468743334622bef2a4e3070423dd83
[INFO] running `Command { std: "docker" "start" "-a" "5c92345ab5a61bd0cbffbc6af59382eb25468743334622bef2a4e3070423dd83", kill_on_drop: false }`
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[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking rusoto_signature v0.46.0
[INFO] [stderr]     Checking acmev02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/account.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` 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 `serde` is imported redundantly
[INFO] [stdout]  --> src/authorization.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/directory.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     self, Client, StatusCode,
[INFO] [stdout]   |     ^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]   --> src/directory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     self, Serialize, Deserialize,
[INFO] [stdout]    |     ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `openssl` is imported redundantly
[INFO] [stdout]  --> src/error.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use openssl;
[INFO] [stdout]   |     ^^^^^^^ the item `openssl` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/error.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use reqwest;
[INFO] [stdout]   |     ^^^^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `simple_asn1` is imported redundantly
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use simple_asn1;
[INFO] [stdout]    |     ^^^^^^^^^^^ the item `simple_asn1` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/identifier.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/order.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/problem.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rusoto_route53 v0.46.0
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/account.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` 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 `serde` is imported redundantly
[INFO] [stdout]  --> src/authorization.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/directory.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     self, Client, StatusCode,
[INFO] [stdout]   |     ^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]   --> src/directory.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     self, Serialize, Deserialize,
[INFO] [stdout]    |     ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `openssl` is imported redundantly
[INFO] [stdout]  --> src/error.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use openssl;
[INFO] [stdout]   |     ^^^^^^^ the item `openssl` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/error.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use reqwest;
[INFO] [stdout]   |     ^^^^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/error.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `simple_asn1` is imported redundantly
[INFO] [stdout]   --> src/error.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use simple_asn1;
[INFO] [stdout]    |     ^^^^^^^^^^^ the item `simple_asn1` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/identifier.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/order.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/problem.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::{self, Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `env_logger` is imported redundantly
[INFO] [stdout]  --> src/test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `env_logger` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `challenges` is never read
[INFO] [stdout]   --> src/test.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct TestSettings {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     challenges: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestSettings` 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: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.99s
[INFO] running `Command { std: "docker" "inspect" "5c92345ab5a61bd0cbffbc6af59382eb25468743334622bef2a4e3070423dd83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c92345ab5a61bd0cbffbc6af59382eb25468743334622bef2a4e3070423dd83", kill_on_drop: false }`
[INFO] [stdout] 5c92345ab5a61bd0cbffbc6af59382eb25468743334622bef2a4e3070423dd83
