[INFO] fetching crate net_ensembles 0.5.0...
[INFO] checking net_ensembles-0.5.0 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] extracting crate net_ensembles 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate net_ensembles 0.5.0 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate net_ensembles 0.5.0
[INFO] finished tweaking crates.io crate net_ensembles 0.5.0
[INFO] tweaked toml for crates.io crate net_ensembles 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b93456f662a11b951e36ed1752fdd3d7c4edec7464326d692e47d3061e3e798
[INFO] running `Command { std: "docker" "start" "-a" "9b93456f662a11b951e36ed1752fdd3d7c4edec7464326d692e47d3061e3e798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b93456f662a11b951e36ed1752fdd3d7c4edec7464326d692e47d3061e3e798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b93456f662a11b951e36ed1752fdd3d7c4edec7464326d692e47d3061e3e798", kill_on_drop: false }`
[INFO] [stdout] 9b93456f662a11b951e36ed1752fdd3d7c4edec7464326d692e47d3061e3e798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f1a4c3d701244b7f836b25880ab56ca79867674a6a28ee40af063a581c43f1
[INFO] running `Command { std: "docker" "start" "-a" "57f1a4c3d701244b7f836b25880ab56ca79867674a6a28ee40af063a581c43f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking easy-cast v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking average v0.13.1
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking sampling v0.1.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking net_ensembles v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.44s
[INFO] running `Command { std: "docker" "inspect" "57f1a4c3d701244b7f836b25880ab56ca79867674a6a28ee40af063a581c43f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f1a4c3d701244b7f836b25880ab56ca79867674a6a28ee40af063a581c43f1", kill_on_drop: false }`
[INFO] [stdout] 57f1a4c3d701244b7f836b25880ab56ca79867674a6a28ee40af063a581c43f1