[INFO] fetching crate pnets_shrunk 0.1.0...
[INFO] checking pnets_shrunk-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate pnets_shrunk 0.1.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate pnets_shrunk 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pnets_shrunk 0.1.0
[INFO] finished tweaking crates.io crate pnets_shrunk 0.1.0
[INFO] tweaked toml for crates.io crate pnets_shrunk 0.1.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate crates.io crate pnets_shrunk 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bimap v0.6.1
[INFO] [stderr]   Downloaded indexed_vec v1.2.1
[INFO] [stderr]   Downloaded pnets v0.1.3
[INFO] [stderr]   Downloaded pnets_tina v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb10a1f7a2a89ff85f5eddacdf23eb21e448316122411082578395a9ca786c2d
[INFO] running `Command { std: "docker" "start" "-a" "cb10a1f7a2a89ff85f5eddacdf23eb21e448316122411082578395a9ca786c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb10a1f7a2a89ff85f5eddacdf23eb21e448316122411082578395a9ca786c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb10a1f7a2a89ff85f5eddacdf23eb21e448316122411082578395a9ca786c2d", kill_on_drop: false }`
[INFO] [stdout] cb10a1f7a2a89ff85f5eddacdf23eb21e448316122411082578395a9ca786c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98c804c4af2b3439a7beb13fa5df8a3e37193936d6755be4e14d5cacc7f396a7
[INFO] running `Command { std: "docker" "start" "-a" "98c804c4af2b3439a7beb13fa5df8a3e37193936d6755be4e14d5cacc7f396a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking bimap v0.6.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking indexed_vec v1.2.1
[INFO] [stderr]     Checking pnets v0.1.3
[INFO] [stderr]     Checking pnets_tina v0.1.1
[INFO] [stderr]     Checking pnets_shrunk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `connected`
[INFO] [stdout]   --> src/reducers/standard/simple_loop_agglomeration.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     connected: Vec<(TransitionId, PlaceId)>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connected`
[INFO] [stdout]   --> src/reducers/standard/simple_loop_agglomeration.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     connected: Vec<(TransitionId, PlaceId)>,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.43s
[INFO] running `Command { std: "docker" "inspect" "98c804c4af2b3439a7beb13fa5df8a3e37193936d6755be4e14d5cacc7f396a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c804c4af2b3439a7beb13fa5df8a3e37193936d6755be4e14d5cacc7f396a7", kill_on_drop: false }`
[INFO] [stdout] 98c804c4af2b3439a7beb13fa5df8a3e37193936d6755be4e14d5cacc7f396a7