[INFO] fetching crate truck-topology 0.2.0...
[INFO] checking truck-topology-0.2.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate truck-topology 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate truck-topology 0.2.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate truck-topology 0.2.0
[INFO] finished tweaking crates.io crate truck-topology 0.2.0
[INFO] tweaked toml for crates.io crate truck-topology 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cgmath v0.18.0
[INFO] [stderr]   Downloaded truck-base v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b03af92f2296ec9f97ec155817fd0167d63875eafd15c1ad9b6665f5d08f914
[INFO] running `Command { std: "docker" "start" "-a" "7b03af92f2296ec9f97ec155817fd0167d63875eafd15c1ad9b6665f5d08f914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b03af92f2296ec9f97ec155817fd0167d63875eafd15c1ad9b6665f5d08f914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b03af92f2296ec9f97ec155817fd0167d63875eafd15c1ad9b6665f5d08f914", kill_on_drop: false }`
[INFO] [stdout] 7b03af92f2296ec9f97ec155817fd0167d63875eafd15c1ad9b6665f5d08f914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f10f1237a2be67c2f511a2502520bca0d0424710ffff46024fa16872b9564f1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f10f1237a2be67c2f511a2502520bca0d0424710ffff46024fa16872b9564f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking truck-base v0.1.1
[INFO] [stderr]     Checking truck-topology v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/shell.rs:473:15
[INFO] [stdout]     |
[INFO] [stdout] 473 | impl<P, C, S> std::iter::FromIterator<Face<P, C, S>> for Shell<P, C, S> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:75:5
[INFO] [stdout]     |
[INFO] [stdout] 75  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromIterator` is imported redundantly
[INFO] [stdout]    --> src/solid.rs:77:9
[INFO] [stdout]     |
[INFO] [stdout] 77  |     use std::iter::FromIterator;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/wire.rs:298:12
[INFO] [stdout]     |
[INFO] [stdout] 298 | impl<P, C> std::iter::FromIterator<Edge<P, C>> for Wire<P, C> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/wire.rs:306:16
[INFO] [stdout]     |
[INFO] [stdout] 306 | impl<'a, P, C> std::iter::FromIterator<&'a Edge<P, C>> for Wire<P, C> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/shell.rs:473:15
[INFO] [stdout]     |
[INFO] [stdout] 473 | impl<P, C, S> std::iter::FromIterator<Face<P, C, S>> for Shell<P, C, S> {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:75:5
[INFO] [stdout]     |
[INFO] [stdout] 75  |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromIterator` is imported redundantly
[INFO] [stdout]    --> src/solid.rs:77:9
[INFO] [stdout]     |
[INFO] [stdout] 77  |     use std::iter::FromIterator;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/wire.rs:298:12
[INFO] [stdout]     |
[INFO] [stdout] 298 | impl<P, C> std::iter::FromIterator<Edge<P, C>> for Wire<P, C> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/wire.rs:306:16
[INFO] [stdout]     |
[INFO] [stdout] 306 | impl<'a, P, C> std::iter::FromIterator<&'a Edge<P, C>> for Wire<P, C> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.24s
[INFO] running `Command { std: "docker" "inspect" "2f10f1237a2be67c2f511a2502520bca0d0424710ffff46024fa16872b9564f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f10f1237a2be67c2f511a2502520bca0d0424710ffff46024fa16872b9564f1", kill_on_drop: false }`
[INFO] [stdout] 2f10f1237a2be67c2f511a2502520bca0d0424710ffff46024fa16872b9564f1