[INFO] cloning repository https://github.com/dlom/runescape
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dlom/runescape" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlom%2Frunescape", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlom%2Frunescape'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5ed16bc746fe1c68c6bcc87674531d39083e1cb
[INFO] checking dlom/runescape against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlom%2Frunescape" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dlom/runescape on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dlom/runescape
[INFO] finished tweaking git repo https://github.com/dlom/runescape
[INFO] tweaked toml for git repo https://github.com/dlom/runescape written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dlom/runescape already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] 8d81f136004d18fccb6df6ebffa2de16e972ddeca644f6f5afc4825d5a2ab9ce
[INFO] running `Command { std: "docker" "start" "-a" "8d81f136004d18fccb6df6ebffa2de16e972ddeca644f6f5afc4825d5a2ab9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d81f136004d18fccb6df6ebffa2de16e972ddeca644f6f5afc4825d5a2ab9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d81f136004d18fccb6df6ebffa2de16e972ddeca644f6f5afc4825d5a2ab9ce", kill_on_drop: false }`
[INFO] [stdout] 8d81f136004d18fccb6df6ebffa2de16e972ddeca644f6f5afc4825d5a2ab9ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad1d6f3bdacb3323ec088419f8942bfbc6dd48f60972ecd48e31b27fcd45944
[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" "fad1d6f3bdacb3323ec088419f8942bfbc6dd48f60972ecd48e31b27fcd45944", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking chunked_transfer v1.0.0
[INFO] [stderr]     Checking ascii v0.9.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking qstring v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking pathfinding v1.1.12
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking ureq v0.11.0
[INFO] [stderr]     Checking runescape v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/runescape/gear/item_group.rs:193:6
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     std::mem::replace(best, item.clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/runescape/gear/item_group.rs:193:6
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     std::mem::replace(best, item.clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.18s
[INFO] running `Command { std: "docker" "inspect" "fad1d6f3bdacb3323ec088419f8942bfbc6dd48f60972ecd48e31b27fcd45944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad1d6f3bdacb3323ec088419f8942bfbc6dd48f60972ecd48e31b27fcd45944", kill_on_drop: false }`
[INFO] [stdout] fad1d6f3bdacb3323ec088419f8942bfbc6dd48f60972ecd48e31b27fcd45944