[INFO] fetching crate pnets_shrunk 0.1.0...
[INFO] checking pnets_shrunk-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate pnets_shrunk 0.1.0 into /workspace/builds/worker-6-tc1/source
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pnets_shrunk 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pnets_shrunk 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnets v0.1.3
[INFO] [stderr]   Downloaded pnets_tina v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9c0e5a3e8c85191f3f2cbe562177b7a0902b7b9e2c5ccdaf52a77c219bd0ebb
[INFO] running `Command { std: "docker" "start" "-a" "c9c0e5a3e8c85191f3f2cbe562177b7a0902b7b9e2c5ccdaf52a77c219bd0ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c0e5a3e8c85191f3f2cbe562177b7a0902b7b9e2c5ccdaf52a77c219bd0ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c0e5a3e8c85191f3f2cbe562177b7a0902b7b9e2c5ccdaf52a77c219bd0ebb", kill_on_drop: false }`
[INFO] [stdout] c9c0e5a3e8c85191f3f2cbe562177b7a0902b7b9e2c5ccdaf52a77c219bd0ebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 053f434ae0123379a9aa35fdc71a5db18ebaedf9f9bded1f702cf9089f66eedd
[INFO] running `Command { std: "docker" "start" "-a" "053f434ae0123379a9aa35fdc71a5db18ebaedf9f9bded1f702cf9089f66eedd", 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]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking bimap v0.6.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap 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 `connected` is never read
[INFO] [stdout]   --> src/reducers/standard/simple_loop_agglomeration.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct SimpleLoopAgglomerationGraphNode {
[INFO] [stdout]    |        -------------------------------- field in this struct
[INFO] [stdout] 12 |     connected: Vec<(TransitionId, PlaceId)>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SimpleLoopAgglomerationGraphNode` has a derived impl for the trait `Clone`, 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: field `connected` is never read
[INFO] [stdout]   --> src/reducers/standard/simple_loop_agglomeration.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct SimpleLoopAgglomerationGraphNode {
[INFO] [stdout]    |        -------------------------------- field in this struct
[INFO] [stdout] 12 |     connected: Vec<(TransitionId, PlaceId)>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SimpleLoopAgglomerationGraphNode` has a derived impl for the trait `Clone`, 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 11.39s
[INFO] running `Command { std: "docker" "inspect" "053f434ae0123379a9aa35fdc71a5db18ebaedf9f9bded1f702cf9089f66eedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "053f434ae0123379a9aa35fdc71a5db18ebaedf9f9bded1f702cf9089f66eedd", kill_on_drop: false }`
[INFO] [stdout] 053f434ae0123379a9aa35fdc71a5db18ebaedf9f9bded1f702cf9089f66eedd