[INFO] cloning repository https://github.com/Perfspec/cacher_with_hashmap_and_closures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Perfspec/cacher_with_hashmap_and_closures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerfspec%2Fcacher_with_hashmap_and_closures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerfspec%2Fcacher_with_hashmap_and_closures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 865fc660b3ef79b2cc51ea3cf3e86665ccfd798e
[INFO] checking Perfspec/cacher_with_hashmap_and_closures against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerfspec%2Fcacher_with_hashmap_and_closures" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Perfspec/cacher_with_hashmap_and_closures on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Perfspec/cacher_with_hashmap_and_closures
[INFO] finished tweaking git repo https://github.com/Perfspec/cacher_with_hashmap_and_closures
[INFO] tweaked toml for git repo https://github.com/Perfspec/cacher_with_hashmap_and_closures written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Perfspec/cacher_with_hashmap_and_closures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b475d535588fc7270cce0421435787ba1cd98852d3a9ddfa2ca7727d8dc75221
[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" "b475d535588fc7270cce0421435787ba1cd98852d3a9ddfa2ca7727d8dc75221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b475d535588fc7270cce0421435787ba1cd98852d3a9ddfa2ca7727d8dc75221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b475d535588fc7270cce0421435787ba1cd98852d3a9ddfa2ca7727d8dc75221", kill_on_drop: false }`
[INFO] [stdout] b475d535588fc7270cce0421435787ba1cd98852d3a9ddfa2ca7727d8dc75221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1c5262aa6c045a581fb974488793f09ed51fc498" "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] 4031bb2eeb1b677d87fc1a37655c08a3d6f1248f18a8fb70e237d6683bdc880f
[INFO] running `Command { std: "docker" "start" "-a" "4031bb2eeb1b677d87fc1a37655c08a3d6f1248f18a8fb70e237d6683bdc880f", kill_on_drop: false }`
[INFO] [stderr]     Checking cacher_with_hashmap_and_closures v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `v1`
[INFO] [stdout]   --> src/lib.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let v1 = c.value(1);
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_v1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.29s
[INFO] running `Command { std: "docker" "inspect" "4031bb2eeb1b677d87fc1a37655c08a3d6f1248f18a8fb70e237d6683bdc880f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4031bb2eeb1b677d87fc1a37655c08a3d6f1248f18a8fb70e237d6683bdc880f", kill_on_drop: false }`
[INFO] [stdout] 4031bb2eeb1b677d87fc1a37655c08a3d6f1248f18a8fb70e237d6683bdc880f