[INFO] cloning repository https://github.com/panoptix-za/nix-config
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/panoptix-za/nix-config" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanoptix-za%2Fnix-config", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanoptix-za%2Fnix-config'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c96905589162c8aaea6788a1a36701d9d0eeca46
[INFO] checking panoptix-za/nix-config against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanoptix-za%2Fnix-config" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/panoptix-za/nix-config on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/panoptix-za/nix-config
[INFO] finished tweaking git repo https://github.com/panoptix-za/nix-config
[INFO] tweaked toml for git repo https://github.com/panoptix-za/nix-config written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/panoptix-za/nix-config already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v0.1.7
[INFO] [stderr]   Downloaded regex-syntax v0.2.2
[INFO] [stderr]   Downloaded aho-corasick v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.4
[INFO] [stderr]   Downloaded rust-ini v0.9.2
[INFO] [stderr]   Downloaded regex v0.1.46
[INFO] [stderr]   Downloaded log v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bc5411c3c03ea206883efad44bb5daca32fbbd412607a504cff4d424df0d526
[INFO] running `Command { std: "docker" "start" "-a" "9bc5411c3c03ea206883efad44bb5daca32fbbd412607a504cff4d424df0d526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bc5411c3c03ea206883efad44bb5daca32fbbd412607a504cff4d424df0d526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc5411c3c03ea206883efad44bb5daca32fbbd412607a504cff4d424df0d526", kill_on_drop: false }`
[INFO] [stdout] 9bc5411c3c03ea206883efad44bb5daca32fbbd412607a504cff4d424df0d526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36ae628c7730d5736f3eb3a3a9d6d1f268690c3cb7069453027e24b4086ecd42
[INFO] running `Command { std: "docker" "start" "-a" "36ae628c7730d5736f3eb3a3a9d6d1f268690c3cb7069453027e24b4086ecd42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.2.2
[INFO] [stderr]     Checking memchr v0.1.7
[INFO] [stderr]     Checking log v0.3.4
[INFO] [stderr]     Checking aho-corasick v0.4.0
[INFO] [stderr]     Checking rust-ini v0.9.2
[INFO] [stderr]     Checking regex v0.1.46
[INFO] [stderr]     Checking nix-netconfig v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/systemd/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/systemd/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/systemd/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]   --> src/systemd/mod.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let display = path.display();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/systemd/mod.rs:238:25
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gateway`
[INFO] [stdout]    --> src/systemd/mod.rs:238:40
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stdout]     |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gateway`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `display`
[INFO] [stdout]   --> src/systemd/mod.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let display = path.display();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/systemd/mod.rs:238:25
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stdout]     |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gateway`
[INFO] [stdout]    --> src/systemd/mod.rs:238:40
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stdout]     |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gateway`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `path`
[INFO] [stdout]    --> src/systemd/mod.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |     path: &'a Path
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `NetworkConfig`
[INFO] [stdout]    --> src/systemd/mod.rs:244:6
[INFO] [stdout]     |
[INFO] [stdout] 244 | enum NetworkConfig<'a> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `NetworkConfig`
[INFO] [stdout]    --> src/systemd/mod.rs:244:6
[INFO] [stdout]     |
[INFO] [stdout] 244 | enum NetworkConfig<'a> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.19s
[INFO] running `Command { std: "docker" "inspect" "36ae628c7730d5736f3eb3a3a9d6d1f268690c3cb7069453027e24b4086ecd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ae628c7730d5736f3eb3a3a9d6d1f268690c3cb7069453027e24b4086ecd42", kill_on_drop: false }`
[INFO] [stdout] 36ae628c7730d5736f3eb3a3a9d6d1f268690c3cb7069453027e24b4086ecd42