[INFO] fetching crate gprl-lib-demo 0.1.2...
[INFO] checking gprl-lib-demo-0.1.2 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate gprl-lib-demo 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gprl-lib-demo 0.1.2 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gprl-lib-demo 0.1.2
[INFO] finished tweaking crates.io crate gprl-lib-demo 0.1.2
[INFO] tweaked toml for crates.io crate gprl-lib-demo 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d34e24a050d11d77fc2a93f2d79698febae8b189de4c2dc90bb396ba5cbe8c1
[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" "8d34e24a050d11d77fc2a93f2d79698febae8b189de4c2dc90bb396ba5cbe8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d34e24a050d11d77fc2a93f2d79698febae8b189de4c2dc90bb396ba5cbe8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d34e24a050d11d77fc2a93f2d79698febae8b189de4c2dc90bb396ba5cbe8c1", kill_on_drop: false }`
[INFO] [stdout] 8d34e24a050d11d77fc2a93f2d79698febae8b189de4c2dc90bb396ba5cbe8c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 57e4d6632401960a7e7dd52a2b47b673bfe6a71af59ab4d89b9121c41974a625
[INFO] running `Command { std: "docker" "start" "-a" "57e4d6632401960a7e7dd52a2b47b673bfe6a71af59ab4d89b9121c41974a625", kill_on_drop: false }`
[INFO] [stderr]     Checking gprl-lib-demo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use test::Bencher;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "57e4d6632401960a7e7dd52a2b47b673bfe6a71af59ab4d89b9121c41974a625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e4d6632401960a7e7dd52a2b47b673bfe6a71af59ab4d89b9121c41974a625", kill_on_drop: false }`
[INFO] [stdout] 57e4d6632401960a7e7dd52a2b47b673bfe6a71af59ab4d89b9121c41974a625