[INFO] fetching crate gaiku-common 0.1.0...
[INFO] checking gaiku-common-0.1.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate gaiku-common 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate gaiku-common 0.1.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gaiku-common 0.1.0
[INFO] finished tweaking crates.io crate gaiku-common 0.1.0
[INFO] tweaked toml for crates.io crate gaiku-common 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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] e947ffee77d945330d05164f0c40c1718c86461b811ecafbb09478e97e07fce5
[INFO] running `Command { std: "docker" "start" "-a" "e947ffee77d945330d05164f0c40c1718c86461b811ecafbb09478e97e07fce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e947ffee77d945330d05164f0c40c1718c86461b811ecafbb09478e97e07fce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e947ffee77d945330d05164f0c40c1718c86461b811ecafbb09478e97e07fce5", kill_on_drop: false }`
[INFO] [stdout] e947ffee77d945330d05164f0c40c1718c86461b811ecafbb09478e97e07fce5
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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] 93f246e7cf65b338bd279f179089f8df6170eaf396b3b89e4eb313bf9abf8288
[INFO] running `Command { std: "docker" "start" "-a" "93f246e7cf65b338bd279f179089f8df6170eaf396b3b89e4eb313bf9abf8288", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking decorum v0.1.3
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking nalgebra v0.17.3
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking gaiku-common v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `neighbor`
[INFO] [stdout]   --> src/data/chunk.rs:62:40
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn update_neighbor_data(&self, neighbor: &Chunk) {
[INFO] [stdout]    |                                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbor`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `neighbor`
[INFO] [stdout]   --> src/data/chunk.rs:62:40
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn update_neighbor_data(&self, neighbor: &Chunk) {
[INFO] [stdout]    |                                        ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_neighbor`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.40s
[INFO] running `Command { std: "docker" "inspect" "93f246e7cf65b338bd279f179089f8df6170eaf396b3b89e4eb313bf9abf8288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f246e7cf65b338bd279f179089f8df6170eaf396b3b89e4eb313bf9abf8288", kill_on_drop: false }`
[INFO] [stdout] 93f246e7cf65b338bd279f179089f8df6170eaf396b3b89e4eb313bf9abf8288