[INFO] fetching crate garnish_lang_runtime 0.0.1-alpha...
[INFO] checking garnish_lang_runtime-0.0.1-alpha against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate garnish_lang_runtime 0.0.1-alpha into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate garnish_lang_runtime 0.0.1-alpha on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d45bbb5f095d6c07d65c8882de3ef1e7778235dfe8fa6d874c1b330b37e5a55
[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" "2d45bbb5f095d6c07d65c8882de3ef1e7778235dfe8fa6d874c1b330b37e5a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d45bbb5f095d6c07d65c8882de3ef1e7778235dfe8fa6d874c1b330b37e5a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d45bbb5f095d6c07d65c8882de3ef1e7778235dfe8fa6d874c1b330b37e5a55", kill_on_drop: false }`
[INFO] [stdout] 2d45bbb5f095d6c07d65c8882de3ef1e7778235dfe8fa6d874c1b330b37e5a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8c761586b8ef78c9febe872b12c1e1b4436b2a896e90e18e823d47460d094d5
[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" "d8c761586b8ef78c9febe872b12c1e1b4436b2a896e90e18e823d47460d094d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[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 8.15s
[INFO] running `Command { std: "docker" "inspect" "d8c761586b8ef78c9febe872b12c1e1b4436b2a896e90e18e823d47460d094d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c761586b8ef78c9febe872b12c1e1b4436b2a896e90e18e823d47460d094d5", kill_on_drop: false }`
[INFO] [stdout] d8c761586b8ef78c9febe872b12c1e1b4436b2a896e90e18e823d47460d094d5