[INFO] cloning repository https://github.com/saequus/zoo-space
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saequus/zoo-space" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8daa013284abd9a7add166844493f53ce9937d42
[INFO] checking saequus/zoo-space against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saequus/zoo-space
[INFO] finished tweaking git repo https://github.com/saequus/zoo-space
[INFO] tweaked toml for git repo https://github.com/saequus/zoo-space written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saequus/zoo-space on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saequus/zoo-space 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/52760b69da4f393b410a4137974cd504a57bf3c1f10906afe9e488034558357c-init/merged: no space left on device
[INFO] checking saequus/zoo-space against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: error closing file /workspace/builds/worker-1-tc2/source/.git/packed-refs.new: No space left on device
[INFO] checking saequus/zoo-space against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-1-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[INFO] checking saequus/zoo-space against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] fatal: could not create work tree dir '/workspace/builds/worker-1-tc2/source': No space left on device
[INFO] checking saequus/zoo-space against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaequus%2Fzoo-space" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saequus/zoo-space
[INFO] finished tweaking git repo https://github.com/saequus/zoo-space
[INFO] tweaked toml for git repo https://github.com/saequus/zoo-space written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saequus/zoo-space on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saequus/zoo-space 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32bf209632ab48bb616751ea3f3f7e59e4b2dcb5fba1e2726511ce078128f397
[INFO] running `Command { std: "docker" "start" "-a" "32bf209632ab48bb616751ea3f3f7e59e4b2dcb5fba1e2726511ce078128f397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32bf209632ab48bb616751ea3f3f7e59e4b2dcb5fba1e2726511ce078128f397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32bf209632ab48bb616751ea3f3f7e59e4b2dcb5fba1e2726511ce078128f397", kill_on_drop: false }`
[INFO] [stdout] 32bf209632ab48bb616751ea3f3f7e59e4b2dcb5fba1e2726511ce078128f397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24f03203cb54dda4353507ccbb018fe3fba3111b2f4eff6c9bac6a9730925ac8
[INFO] running `Command { std: "docker" "start" "-a" "24f03203cb54dda4353507ccbb018fe3fba3111b2f4eff6c9bac6a9730925ac8", kill_on_drop: false }`
[INFO] [stderr]     Checking zoospace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `AnimalFoodType` is more private than the item `ToFeedAnimals::food_for_animal`
[INFO] [stdout]   --> src/food.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  |         fn food_for_animal(animal: AnimalType) -> AnimalFoodType; 
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `ToFeedAnimals::food_for_animal` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `AnimalFoodType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/food.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     enum AnimalFoodType {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AnimalFoodType` is more private than the item `<Animal as ToFeedAnimals>::food_for_animal`
[INFO] [stdout]   --> src/food.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         fn food_for_animal(animal: AnimalType) -> AnimalFoodType {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<Animal as ToFeedAnimals>::food_for_animal` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `AnimalFoodType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/food.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     enum AnimalFoodType {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `food_for_animal` is never used
[INFO] [stdout]  --> src/food.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub trait ToFeedAnimals {
[INFO] [stdout]   |               ------------- associated function in this trait
[INFO] [stdout] 6 |         fn food_for_animal(animal: AnimalType) -> AnimalFoodType; 
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `animal_type` is never read
[INFO] [stdout]   --> src/animal.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct Animal {
[INFO] [stdout]    |                ------ field in this struct
[INFO] [stdout] 14 |         pub animal_type: AnimalType,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/logtree.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         file.write_all(log.as_bytes());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let _ = file.write_all(log.as_bytes());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AnimalFoodType` is more private than the item `ToFeedAnimals::food_for_animal`
[INFO] [stdout]   --> src/food.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  |         fn food_for_animal(animal: AnimalType) -> AnimalFoodType; 
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `ToFeedAnimals::food_for_animal` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `AnimalFoodType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/food.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     enum AnimalFoodType {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AnimalFoodType` is more private than the item `<Animal as ToFeedAnimals>::food_for_animal`
[INFO] [stdout]   --> src/food.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         fn food_for_animal(animal: AnimalType) -> AnimalFoodType {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<Animal as ToFeedAnimals>::food_for_animal` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `AnimalFoodType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/food.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     enum AnimalFoodType {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `food_for_animal` is never used
[INFO] [stdout]  --> src/food.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub trait ToFeedAnimals {
[INFO] [stdout]   |               ------------- associated function in this trait
[INFO] [stdout] 6 |         fn food_for_animal(animal: AnimalType) -> AnimalFoodType; 
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `animal_type` is never read
[INFO] [stdout]   --> src/animal.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub struct Animal {
[INFO] [stdout]    |                ------ field in this struct
[INFO] [stdout] 14 |         pub animal_type: AnimalType,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/logtree.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         file.write_all(log.as_bytes());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let _ = file.write_all(log.as_bytes());
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "24f03203cb54dda4353507ccbb018fe3fba3111b2f4eff6c9bac6a9730925ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24f03203cb54dda4353507ccbb018fe3fba3111b2f4eff6c9bac6a9730925ac8", kill_on_drop: false }`
[INFO] [stdout] 24f03203cb54dda4353507ccbb018fe3fba3111b2f4eff6c9bac6a9730925ac8