[INFO] fetching crate procdump 0.1.0...
[INFO] checking procdump-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate procdump 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate procdump 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate procdump 0.1.0
[INFO] finished tweaking crates.io crate procdump 0.1.0
[INFO] tweaked toml for crates.io crate procdump 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate procdump 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7652cd20f06b23336bd606952cccafe3116ae0879f40d407acdb6eeb8798c34c
[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" "7652cd20f06b23336bd606952cccafe3116ae0879f40d407acdb6eeb8798c34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7652cd20f06b23336bd606952cccafe3116ae0879f40d407acdb6eeb8798c34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7652cd20f06b23336bd606952cccafe3116ae0879f40d407acdb6eeb8798c34c", kill_on_drop: false }`
[INFO] [stdout] 7652cd20f06b23336bd606952cccafe3116ae0879f40d407acdb6eeb8798c34c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 0a64236f7483f8dc2f4c834794961a2568abf00a09fa7095aabae96dcdedeaab
[INFO] running `Command { std: "docker" "start" "-a" "0a64236f7483f8dc2f4c834794961a2568abf00a09fa7095aabae96dcdedeaab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking termion v1.5.4
[INFO] [stderr]     Checking terminal_size v0.1.8
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking tui v0.8.0
[INFO] [stderr]     Checking procfs v0.7.6
[INFO] [stderr]     Checking procdump v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]     --> src/ui.rs:1085:44
[INFO] [stdout]      |
[INFO] [stdout] 1085 |     fn handle_input(&mut self, input: Key, height: u16) -> bool {
[INFO] [stdout]      |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]     --> src/ui.rs:1085:44
[INFO] [stdout]      |
[INFO] [stdout] 1085 |     fn handle_input(&mut self, input: Key, height: u16) -> bool {
[INFO] [stdout]      |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup_groupname`
[INFO] [stdout]    --> src/util.rs:203:15
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) fn lookup_groupname(gid: u32) -> String {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lookup_groupname`
[INFO] [stdout]    --> src/util.rs:203:15
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub(crate) fn lookup_groupname(gid: u32) -> String {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.27s
[INFO] running `Command { std: "docker" "inspect" "0a64236f7483f8dc2f4c834794961a2568abf00a09fa7095aabae96dcdedeaab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a64236f7483f8dc2f4c834794961a2568abf00a09fa7095aabae96dcdedeaab", kill_on_drop: false }`
[INFO] [stdout] 0a64236f7483f8dc2f4c834794961a2568abf00a09fa7095aabae96dcdedeaab