[INFO] fetching crate mc_sim 0.1.0...
[INFO] checking mc_sim-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate mc_sim 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mc_sim 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mc_sim 0.1.0
[INFO] finished tweaking crates.io crate mc_sim 0.1.0
[INFO] tweaked toml for crates.io crate mc_sim 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate mc_sim 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8937ca810825fdfaeecb6cfeabaa262dca914e9e2763f0d5380e97332e9acaa4
[INFO] running `Command { std: "docker" "start" "-a" "8937ca810825fdfaeecb6cfeabaa262dca914e9e2763f0d5380e97332e9acaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8937ca810825fdfaeecb6cfeabaa262dca914e9e2763f0d5380e97332e9acaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8937ca810825fdfaeecb6cfeabaa262dca914e9e2763f0d5380e97332e9acaa4", kill_on_drop: false }`
[INFO] [stdout] 8937ca810825fdfaeecb6cfeabaa262dca914e9e2763f0d5380e97332e9acaa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30243173196d081e8d24d149e431f578831a00d18a1cbfc669311332fcba3d50
[INFO] running `Command { std: "docker" "start" "-a" "30243173196d081e8d24d149e431f578831a00d18a1cbfc669311332fcba3d50", kill_on_drop: false }`
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[INFO] [stderr]     Checking mc_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ender_pearl_target_total` and `ender_pearl_target_per_run` are never read
[INFO] [stdout]   --> src/stats.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct EnderPearlDistribution {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 11 |     ender_pearl_target_total: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     ender_pearl_target_per_run: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EnderPearlDistribution` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ender_pearl_target_total` and `ender_pearl_target_per_run` are never read
[INFO] [stdout]   --> src/stats.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct EnderPearlDistribution {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 11 |     ender_pearl_target_total: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     ender_pearl_target_per_run: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EnderPearlDistribution` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.13s
[INFO] running `Command { std: "docker" "inspect" "30243173196d081e8d24d149e431f578831a00d18a1cbfc669311332fcba3d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30243173196d081e8d24d149e431f578831a00d18a1cbfc669311332fcba3d50", kill_on_drop: false }`
[INFO] [stdout] 30243173196d081e8d24d149e431f578831a00d18a1cbfc669311332fcba3d50