[INFO] fetching crate varlociraptor 2.6.0...
[INFO] checking varlociraptor-2.6.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate varlociraptor 2.6.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate varlociraptor 2.6.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varlociraptor 2.6.0
[INFO] finished tweaking crates.io crate varlociraptor 2.6.0
[INFO] tweaked toml for crates.io crate varlociraptor 2.6.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate varlociraptor 2.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", 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] 3f2fbd5442baf903ef30c2b4ef05694343a4b16d82e42290c202b698741d97de
[INFO] running `Command { std: "docker" "start" "-a" "3f2fbd5442baf903ef30c2b4ef05694343a4b16d82e42290c202b698741d97de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f2fbd5442baf903ef30c2b4ef05694343a4b16d82e42290c202b698741d97de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2fbd5442baf903ef30c2b4ef05694343a4b16d82e42290c202b698741d97de", kill_on_drop: false }`
[INFO] [stdout] 3f2fbd5442baf903ef30c2b4ef05694343a4b16d82e42290c202b698741d97de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e761a83e147f6904065a3d31e09f1402bf17947c4fb26126bccaf6dea52bba
[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" "d1e761a83e147f6904065a3d31e09f1402bf17947c4fb26126bccaf6dea52bba", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.118
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[INFO] [stderr]    Compiling strum_macros v0.20.1
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[INFO] [stderr]    Compiling structopt-derive v0.4.14
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[INFO] [stderr]    Compiling toml v0.4.10
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[INFO] [stderr]     Checking serde_yaml v0.8.15
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[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking askama_shared v0.8.0
[INFO] [stderr]     Checking eval v0.4.3
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking askama v0.8.0
[INFO] [stderr]     Checking rust-htslib v0.36.0
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking varlociraptor v2.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `effective_mutation_rate`
[INFO] [stdout]   --> src/estimation/effective_mutation_rate.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub(crate) fn effective_mutation_rate(&self) -> f64 {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `estimate`
[INFO] [stdout]   --> src/estimation/effective_mutation_rate.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) fn estimate<F: IntoIterator<Item = AlleleFreq>>(
[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 6m 06s
[INFO] running `Command { std: "docker" "inspect" "d1e761a83e147f6904065a3d31e09f1402bf17947c4fb26126bccaf6dea52bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e761a83e147f6904065a3d31e09f1402bf17947c4fb26126bccaf6dea52bba", kill_on_drop: false }`
[INFO] [stdout] d1e761a83e147f6904065a3d31e09f1402bf17947c4fb26126bccaf6dea52bba