[INFO] fetching crate measure_time 0.6.0...
[INFO] checking measure_time-0.6.0 against beta for pr-78714
[INFO] extracting crate measure_time 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate measure_time 0.6.0 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 measure_time 0.6.0
[INFO] finished tweaking crates.io crate measure_time 0.6.0
[INFO] tweaked toml for crates.io crate measure_time 0.6.0 written to /workspace/builds/worker-7/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] 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-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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f04f221e34585f4379dee6a644a48cd9ae76781dbb2a96560c000f60082566d3
[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" "f04f221e34585f4379dee6a644a48cd9ae76781dbb2a96560c000f60082566d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f04f221e34585f4379dee6a644a48cd9ae76781dbb2a96560c000f60082566d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04f221e34585f4379dee6a644a48cd9ae76781dbb2a96560c000f60082566d3", kill_on_drop: false }`
[INFO] [stdout] f04f221e34585f4379dee6a644a48cd9ae76781dbb2a96560c000f60082566d3
[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" "+beta" "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] 0884ce7ef3b4aefe5adcbe0d4579562bc6d112b1dad38beb3b3a8d41cd5f3143
[INFO] running `Command { std: "docker" "start" "-a" "0884ce7ef3b4aefe5adcbe0d4579562bc6d112b1dad38beb3b3a8d41cd5f3143", kill_on_drop: false }`
[INFO] [stderr]     Checking measure_time v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]    --> src/lib.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             0..=3000 => format!("{}ms", time_in_ms),
[INFO] [stdout]     |             -------- this range overlaps on `3000_u64`
[INFO] [stdout] 136 |             3000..=60000 => format!("{:.2}s", time_in_ms/1000.0),
[INFO] [stdout]     |             ^^^^^^^^^^^^ overlapping patterns
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]    --> src/lib.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             0..=3000 => format!("{}ms", time_in_ms),
[INFO] [stdout]     |             -------- this range overlaps on `3000_u64`
[INFO] [stdout] 136 |             3000..=60000 => format!("{:.2}s", time_in_ms/1000.0),
[INFO] [stdout]     |             ^^^^^^^^^^^^ overlapping patterns
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "0884ce7ef3b4aefe5adcbe0d4579562bc6d112b1dad38beb3b3a8d41cd5f3143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0884ce7ef3b4aefe5adcbe0d4579562bc6d112b1dad38beb3b3a8d41cd5f3143", kill_on_drop: false }`
[INFO] [stdout] 0884ce7ef3b4aefe5adcbe0d4579562bc6d112b1dad38beb3b3a8d41cd5f3143