[INFO] fetching crate warped-sampling 0.1.0...
[INFO] checking warped-sampling-0.1.0 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate warped-sampling 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate warped-sampling 0.1.0 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 warped-sampling 0.1.0
[INFO] finished tweaking crates.io crate warped-sampling 0.1.0
[INFO] tweaked toml for crates.io crate warped-sampling 0.1.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f813b450a787a0bbbd6c82cc39e8fb11c1bb58cbb45badac37252262b80d6ac7
[INFO] running `Command { std: "docker" "start" "-a" "f813b450a787a0bbbd6c82cc39e8fb11c1bb58cbb45badac37252262b80d6ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f813b450a787a0bbbd6c82cc39e8fb11c1bb58cbb45badac37252262b80d6ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f813b450a787a0bbbd6c82cc39e8fb11c1bb58cbb45badac37252262b80d6ac7", kill_on_drop: false }`
[INFO] [stdout] f813b450a787a0bbbd6c82cc39e8fb11c1bb58cbb45badac37252262b80d6ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3fab5bd83e34774c5103b0ac25ecd73c329fd97eb767cb22cd71c5ede862aa94
[INFO] running `Command { std: "docker" "start" "-a" "3fab5bd83e34774c5103b0ac25ecd73c329fd97eb767cb22cd71c5ede862aa94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking halton v0.1.0
[INFO] [stderr]     Checking warped-sampling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking imageproc v0.18.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.76s
[INFO] running `Command { std: "docker" "inspect" "3fab5bd83e34774c5103b0ac25ecd73c329fd97eb767cb22cd71c5ede862aa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fab5bd83e34774c5103b0ac25ecd73c329fd97eb767cb22cd71c5ede862aa94", kill_on_drop: false }`
[INFO] [stdout] 3fab5bd83e34774c5103b0ac25ecd73c329fd97eb767cb22cd71c5ede862aa94