[INFO] fetching crate arbitrage 0.0.3...
[INFO] checking arbitrage-0.0.3 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate arbitrage 0.0.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate arbitrage 0.0.3 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arbitrage 0.0.3
[INFO] finished tweaking crates.io crate arbitrage 0.0.3
[INFO] tweaked toml for crates.io crate arbitrage 0.0.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate arbitrage 0.0.3 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" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d0057b19ba99e1a5b0b5f10382b97318e3f92cea1d4d1d82888bba41153eb26
[INFO] running `Command { std: "docker" "start" "-a" "9d0057b19ba99e1a5b0b5f10382b97318e3f92cea1d4d1d82888bba41153eb26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d0057b19ba99e1a5b0b5f10382b97318e3f92cea1d4d1d82888bba41153eb26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0057b19ba99e1a5b0b5f10382b97318e3f92cea1d4d1d82888bba41153eb26", kill_on_drop: false }`
[INFO] [stdout] 9d0057b19ba99e1a5b0b5f10382b97318e3f92cea1d4d1d82888bba41153eb26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 102a408b61f56b2e4ee665e4a9d86018a2712ab989f0a454dbd1525284859b50
[INFO] running `Command { std: "docker" "start" "-a" "102a408b61f56b2e4ee665e4a9d86018a2712ab989f0a454dbd1525284859b50", kill_on_drop: false }`
[INFO] [stderr]     Checking arbitrage v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `string`, `convert`, and `fee` are never read
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct TradeAction {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 3 |     string: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     convert: f32,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     fee: f32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TradeAction` 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: fields `string`, `convert`, and `fee` are never read
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct TradeAction {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 3 |     string: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     convert: f32,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 5 |     fee: f32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TradeAction` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "102a408b61f56b2e4ee665e4a9d86018a2712ab989f0a454dbd1525284859b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102a408b61f56b2e4ee665e4a9d86018a2712ab989f0a454dbd1525284859b50", kill_on_drop: false }`
[INFO] [stdout] 102a408b61f56b2e4ee665e4a9d86018a2712ab989f0a454dbd1525284859b50
