[INFO] fetching crate inquire-cli 0.1.0...
[INFO] checking inquire-cli-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate inquire-cli 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate inquire-cli 0.1.0
[INFO] finished tweaking crates.io crate inquire-cli 0.1.0
[INFO] tweaked toml for crates.io crate inquire-cli 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate inquire-cli 0.1.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate inquire-cli 0.1.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b4013f326a16ab6e3a4768535ea80991baec647da4dce8d8466b113cd769c5
[INFO] running `Command { std: "docker" "start" "-a" "b7b4013f326a16ab6e3a4768535ea80991baec647da4dce8d8466b113cd769c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b4013f326a16ab6e3a4768535ea80991baec647da4dce8d8466b113cd769c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b4013f326a16ab6e3a4768535ea80991baec647da4dce8d8466b113cd769c5", kill_on_drop: false }`
[INFO] [stdout] b7b4013f326a16ab6e3a4768535ea80991baec647da4dce8d8466b113cd769c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f9d3b18ff2e302f83e54a9ea4756eb96c2f5d51e0c8bb387e451c5f89c9a5d3
[INFO] running `Command { std: "docker" "start" "-a" "7f9d3b18ff2e302f83e54a9ea4756eb96c2f5d51e0c8bb387e451c5f89c9a5d3", kill_on_drop: false }`
[INFO] [stderr] Compiling proc-macro2 v1.0.38
[INFO] [stderr] Compiling unicode-xid v0.2.3
[INFO] [stderr] Compiling syn v1.0.94
[INFO] [stderr] Checking os_str_bytes v6.0.1
[INFO] [stderr] Checking newline-converter v0.2.0
[INFO] [stderr] Checking time v0.1.44
[INFO] [stderr] Checking atty v0.2.14
[INFO] [stderr] Checking termion v1.5.6
[INFO] [stderr] Checking tempfile v3.3.0
[INFO] [stderr] Checking clap_lex v0.2.0
[INFO] [stderr] Checking chrono v0.4.19
[INFO] [stderr] Compiling quote v1.0.18
[INFO] [stderr] Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr] Compiling proc-macro-error v1.0.4
[INFO] [stderr] Compiling thiserror-impl v1.0.31
[INFO] [stderr] Compiling clap_derive v3.1.18
[INFO] [stderr] Checking thiserror v1.0.31
[INFO] [stderr] Checking inquire v0.2.1
[INFO] [stderr] Checking clap v3.1.18
[INFO] [stderr] Checking inquire-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout] --> src/main.rs:8:5
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::io;
[INFO] [stdout] | ^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout] --> src/main.rs:8:5
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::io;
[INFO] [stdout] | ^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/main.rs:35:9
[INFO] [stdout] |
[INFO] [stdout] 35 | let mut cfgs;
[INFO] [stdout] | ----^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/main.rs:50:9
[INFO] [stdout] |
[INFO] [stdout] 50 | let mut answer_conf = read_answer_conf(&args);
[INFO] [stdout] | ----^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/main.rs:68:9
[INFO] [stdout] |
[INFO] [stdout] 68 | let mut answer_conf;
[INFO] [stdout] | ----^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/main.rs:35:9
[INFO] [stdout] |
[INFO] [stdout] 35 | let mut cfgs;
[INFO] [stdout] | ----^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout] --> src/main.rs:50:9
[INFO] [stdout] |
[INFO] [stdout] 50 | let mut answer_conf = read_answer_conf(&args);
[INFO] [stdout] | ----^^^^^^^^^^^
[INFO] [stdout] | |
[INFO] [stdout] | help: remove this `mut`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: variable `answer_conf` is assigned to, but never used
[INFO] [stdout] --> src/main.rs:95:41
[INFO] [stdout] |
[INFO] [stdout] 95 | fn parse_cli(args: &Args, cfgs: &Yaml , mut answer_conf: Yaml)->Vec