[INFO] fetching crate garnish_lang_runtime 0.0.1-alpha...
[INFO] checking garnish_lang_runtime-0.0.1-alpha against beta for pr-78714
[INFO] extracting crate garnish_lang_runtime 0.0.1-alpha into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate garnish_lang_runtime 0.0.1-alpha on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate garnish_lang_runtime 0.0.1-alpha
[INFO] finished tweaking crates.io crate garnish_lang_runtime 0.0.1-alpha
[INFO] tweaked toml for crates.io crate garnish_lang_runtime 0.0.1-alpha written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] cca7a46f2c06c0d08e78e8f795cf7b3d83cacde770ad559e5736f8d76a5b0d98
[INFO] running `Command { std: "docker" "start" "-a" "cca7a46f2c06c0d08e78e8f795cf7b3d83cacde770ad559e5736f8d76a5b0d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cca7a46f2c06c0d08e78e8f795cf7b3d83cacde770ad559e5736f8d76a5b0d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca7a46f2c06c0d08e78e8f795cf7b3d83cacde770ad559e5736f8d76a5b0d98", kill_on_drop: false }`
[INFO] [stdout] cca7a46f2c06c0d08e78e8f795cf7b3d83cacde770ad559e5736f8d76a5b0d98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db2b967dfabb0f7b001fbe9cc2f6730608167032efe6316a32984ba0d0af8475
[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" "db2b967dfabb0f7b001fbe9cc2f6730608167032efe6316a32984ba0d0af8475", kill_on_drop: false }`
[INFO] [stderr]     Checking garnish_lang_common v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_instruction_set_builder v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_runtime v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DataType`, `DataVecWriter`
[INFO] [stdout]    --> src/utils.rs:926:31
[INFO] [stdout]     |
[INFO] [stdout] 926 |     use garnish_lang_common::{DataType, DataVecWriter, ExpressionValue};
[INFO] [stdout]     |                               ^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::runtime::tests::data_slice`
[INFO] [stdout]    --> src/utils.rs:929:9
[INFO] [stdout]     |
[INFO] [stdout] 929 |     use crate::runtime::tests::data_slice;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.07s
[INFO] running `Command { std: "docker" "inspect" "db2b967dfabb0f7b001fbe9cc2f6730608167032efe6316a32984ba0d0af8475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2b967dfabb0f7b001fbe9cc2f6730608167032efe6316a32984ba0d0af8475", kill_on_drop: false }`
[INFO] [stdout] db2b967dfabb0f7b001fbe9cc2f6730608167032efe6316a32984ba0d0af8475