[INFO] fetching crate rtnetlink 0.3.0...
[INFO] checking rtnetlink-0.3.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate rtnetlink 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rtnetlink 0.3.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rtnetlink 0.3.0
[INFO] finished tweaking crates.io crate rtnetlink 0.3.0
[INFO] tweaked toml for crates.io crate rtnetlink 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rtnetlink 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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 netlink-proto v0.4.0
[INFO] [stderr]   Downloaded netlink-packet-route v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] ab67f300a8993f2cd832ae388c2f61dac4a905a907dfb76f68d43cd6bec6765b
[INFO] running `Command { std: "docker" "start" "-a" "ab67f300a8993f2cd832ae388c2f61dac4a905a907dfb76f68d43cd6bec6765b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab67f300a8993f2cd832ae388c2f61dac4a905a907dfb76f68d43cd6bec6765b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab67f300a8993f2cd832ae388c2f61dac4a905a907dfb76f68d43cd6bec6765b", kill_on_drop: false }`
[INFO] [stdout] ab67f300a8993f2cd832ae388c2f61dac4a905a907dfb76f68d43cd6bec6765b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c118d477bf710b0db2243f89d709d1878617bad2ab1df6430dadab1bd9f60dd
[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" "7c118d477bf710b0db2243f89d709d1878617bad2ab1df6430dadab1bd9f60dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking ipnetwork v0.15.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling paste-impl v0.1.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking paste v0.1.16
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking netlink-packet-utils v0.2.0
[INFO] [stderr]     Checking netlink-packet-core v0.2.0
[INFO] [stderr]     Checking netlink-packet-route v0.3.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking netlink-sys v0.3.0
[INFO] [stderr]     Checking netlink-proto v0.4.0
[INFO] [stderr]     Checking rtnetlink v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LinkHeader`
[INFO] [stdout]  --> src/link/get.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |         nlas::link::Nla, LinkHeader, LinkMessage, NetlinkMessage, NetlinkPayload, RtnlMessage,
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LinkHeader`
[INFO] [stdout]  --> src/link/get.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |         nlas::link::Nla, LinkHeader, LinkMessage, NetlinkMessage, NetlinkPayload, RtnlMessage,
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 47.17s
[INFO] running `Command { std: "docker" "inspect" "7c118d477bf710b0db2243f89d709d1878617bad2ab1df6430dadab1bd9f60dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c118d477bf710b0db2243f89d709d1878617bad2ab1df6430dadab1bd9f60dd", kill_on_drop: false }`
[INFO] [stdout] 7c118d477bf710b0db2243f89d709d1878617bad2ab1df6430dadab1bd9f60dd