[INFO] cloning repository https://github.com/naomijub/genetic-labyrinth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naomijub/genetic-labyrinth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaomijub%2Fgenetic-labyrinth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaomijub%2Fgenetic-labyrinth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c5e0c6efb1e2d3d566fa48b96de1f5bd1cc2713
[INFO] building naomijub/genetic-labyrinth against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaomijub%2Fgenetic-labyrinth" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/naomijub/genetic-labyrinth
[INFO] finished tweaking git repo https://github.com/naomijub/genetic-labyrinth
[INFO] tweaked toml for git repo https://github.com/naomijub/genetic-labyrinth written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/naomijub/genetic-labyrinth on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/naomijub/genetic-labyrinth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded getrandom v0.1.11
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded rayon-core v1.6.0
[INFO] [stderr]   Downloaded rayon v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 525d963c63241c30e8f3c7bd359746b8bbc8980e199237fd625683d0d931d4d4
[INFO] running `Command { std: "docker" "start" "-a" "525d963c63241c30e8f3c7bd359746b8bbc8980e199237fd625683d0d931d4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "525d963c63241c30e8f3c7bd359746b8bbc8980e199237fd625683d0d931d4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525d963c63241c30e8f3c7bd359746b8bbc8980e199237fd625683d0d931d4d4", kill_on_drop: false }`
[INFO] [stdout] 525d963c63241c30e8f3c7bd359746b8bbc8980e199237fd625683d0d931d4d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7dbfa36a8f40eb9f9605e432eb5ba19b38bed1b65df45f649b97427f36d99bd
[INFO] running `Command { std: "docker" "start" "-a" "f7dbfa36a8f40eb9f9605e432eb5ba19b38bed1b65df45f649b97427f36d99bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling genlab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Gene` instead of cloning the inner type
[INFO] [stdout]   --> src/population/mod.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 79 |       .unwrap()
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 80 | |     .clone()
[INFO] [stdout]    | |____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "f7dbfa36a8f40eb9f9605e432eb5ba19b38bed1b65df45f649b97427f36d99bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7dbfa36a8f40eb9f9605e432eb5ba19b38bed1b65df45f649b97427f36d99bd", kill_on_drop: false }`
[INFO] [stdout] f7dbfa36a8f40eb9f9605e432eb5ba19b38bed1b65df45f649b97427f36d99bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8ba9487b444805e3062666def472df2df26acc3e544f0720b302171ca1c26c5
[INFO] running `Command { std: "docker" "start" "-a" "f8ba9487b444805e3062666def472df2df26acc3e544f0720b302171ca1c26c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling genlab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Gene` instead of cloning the inner type
[INFO] [stdout]   --> src/population/mod.rs:79:14
[INFO] [stdout]    |
[INFO] [stdout] 79 |       .unwrap()
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 80 | |     .clone()
[INFO] [stdout]    | |____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "f8ba9487b444805e3062666def472df2df26acc3e544f0720b302171ca1c26c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ba9487b444805e3062666def472df2df26acc3e544f0720b302171ca1c26c5", kill_on_drop: false }`
[INFO] [stdout] f8ba9487b444805e3062666def472df2df26acc3e544f0720b302171ca1c26c5
