[INFO] fetching crate piston_mix_economy 0.2.0...
[INFO] checking piston_mix_economy-0.2.0 against try#eb43a7af9abeacf703345e49daba222ddc0623e9 for pr-95565
[INFO] extracting crate piston_mix_economy 0.2.0 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate piston_mix_economy 0.2.0 on toolchain eb43a7af9abeacf703345e49daba222ddc0623e9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston_mix_economy 0.2.0
[INFO] finished tweaking crates.io crate piston_mix_economy 0.2.0
[INFO] tweaked toml for crates.io crate piston_mix_economy 0.2.0 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 151b43df3b70a6fef46ba0e7c9fda8c1e02e7c068d124044def9664be1a1f1c6
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[INFO] running `Command { std: "docker" "inspect" "151b43df3b70a6fef46ba0e7c9fda8c1e02e7c068d124044def9664be1a1f1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151b43df3b70a6fef46ba0e7c9fda8c1e02e7c068d124044def9664be1a1f1c6", kill_on_drop: false }`
[INFO] [stdout] 151b43df3b70a6fef46ba0e7c9fda8c1e02e7c068d124044def9664be1a1f1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f2cd4d7f2c62c0d1e9171d8137e870772b43305f9c63c8be523667e56c7a3c5
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] warning: field is never read: `min_tax_2`
[INFO] [stdout]   --> examples/random_transactions_solver.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     min_tax_2: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.71s
[INFO] running `Command { std: "docker" "inspect" "6f2cd4d7f2c62c0d1e9171d8137e870772b43305f9c63c8be523667e56c7a3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2cd4d7f2c62c0d1e9171d8137e870772b43305f9c63c8be523667e56c7a3c5", kill_on_drop: false }`
[INFO] [stdout] 6f2cd4d7f2c62c0d1e9171d8137e870772b43305f9c63c8be523667e56c7a3c5