[INFO] fetching crate rich_progress_bar 1.1.0...
[INFO] building rich_progress_bar-1.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rich_progress_bar 1.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rich_progress_bar 1.1.0
[INFO] finished tweaking crates.io crate rich_progress_bar 1.1.0
[INFO] tweaked toml for crates.io crate rich_progress_bar 1.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rich_progress_bar 1.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rich_progress_bar 1.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f277ab64201f04e1288a6350a7502c1d8e68d162a2d59c062d5dc27b072565d9
[INFO] running `Command { std: "docker" "start" "-a" "f277ab64201f04e1288a6350a7502c1d8e68d162a2d59c062d5dc27b072565d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f277ab64201f04e1288a6350a7502c1d8e68d162a2d59c062d5dc27b072565d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f277ab64201f04e1288a6350a7502c1d8e68d162a2d59c062d5dc27b072565d9", kill_on_drop: false }`
[INFO] [stdout] f277ab64201f04e1288a6350a7502c1d8e68d162a2d59c062d5dc27b072565d9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd7b6da16b22da99a8ef0d936b9f011e35e6f6cef51ba8ad19e45a69582de1c8
[INFO] running `Command { std: "docker" "start" "-a" "dd7b6da16b22da99a8ef0d936b9f011e35e6f6cef51ba8ad19e45a69582de1c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rich_progress_bar v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "dd7b6da16b22da99a8ef0d936b9f011e35e6f6cef51ba8ad19e45a69582de1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7b6da16b22da99a8ef0d936b9f011e35e6f6cef51ba8ad19e45a69582de1c8", kill_on_drop: false }`
[INFO] [stdout] dd7b6da16b22da99a8ef0d936b9f011e35e6f6cef51ba8ad19e45a69582de1c8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4411858bc0c14163a034121359ad6ddbb02a86ff4df3a94a6af3fcce6b851281
[INFO] running `Command { std: "docker" "start" "-a" "4411858bc0c14163a034121359ad6ddbb02a86ff4df3a94a6af3fcce6b851281", kill_on_drop: false }`
[INFO] [stderr]    Compiling rich_progress_bar v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/progress_bar.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     progress.inc();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = progress.inc();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "4411858bc0c14163a034121359ad6ddbb02a86ff4df3a94a6af3fcce6b851281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4411858bc0c14163a034121359ad6ddbb02a86ff4df3a94a6af3fcce6b851281", kill_on_drop: false }`
[INFO] [stdout] 4411858bc0c14163a034121359ad6ddbb02a86ff4df3a94a6af3fcce6b851281