[INFO] fetching crate hfss_fld 0.1.3...
[INFO] checking hfss_fld-0.1.3 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate hfss_fld 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hfss_fld 0.1.3 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hfss_fld 0.1.3
[INFO] finished tweaking crates.io crate hfss_fld 0.1.3
[INFO] tweaked toml for crates.io crate hfss_fld 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39eb417c0b152710b8c77c6ffe33e5bb253d6de9021ab25a5b5198260d4fa1f4
[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" "39eb417c0b152710b8c77c6ffe33e5bb253d6de9021ab25a5b5198260d4fa1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39eb417c0b152710b8c77c6ffe33e5bb253d6de9021ab25a5b5198260d4fa1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39eb417c0b152710b8c77c6ffe33e5bb253d6de9021ab25a5b5198260d4fa1f4", kill_on_drop: false }`
[INFO] [stdout] 39eb417c0b152710b8c77c6ffe33e5bb253d6de9021ab25a5b5198260d4fa1f4
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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] cfce84609da8fd3290913e025ad0cae0219006ea7bd361474b3ae11a94fa89e9
[INFO] running `Command { std: "docker" "start" "-a" "cfce84609da8fd3290913e025ad0cae0219006ea7bd361474b3ae11a94fa89e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossterm v0.16.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking colour v0.5.0
[INFO] [stderr]     Checking hfss_fld v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `grouped_data`
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let grouped_data = h_data.grouped_double_dir_data_points([0, 1], 0);
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grouped_data`
[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 8.36s
[INFO] running `Command { std: "docker" "inspect" "cfce84609da8fd3290913e025ad0cae0219006ea7bd361474b3ae11a94fa89e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfce84609da8fd3290913e025ad0cae0219006ea7bd361474b3ae11a94fa89e9", kill_on_drop: false }`
[INFO] [stdout] cfce84609da8fd3290913e025ad0cae0219006ea7bd361474b3ae11a94fa89e9