[INFO] cloning repository https://github.com/perturbing/bench-msm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/perturbing/bench-msm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperturbing%2Fbench-msm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperturbing%2Fbench-msm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f950bbcc68d81437950bb03402ee0e7f245346a
[INFO] checking perturbing/bench-msm against master#0f442e265c165c0a78633bef98de18517815150c for pr-129073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperturbing%2Fbench-msm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/perturbing/bench-msm on toolchain 0f442e265c165c0a78633bef98de18517815150c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f442e265c165c0a78633bef98de18517815150c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/perturbing/bench-msm
[INFO] finished tweaking git repo https://github.com/perturbing/bench-msm
[INFO] tweaked toml for git repo https://github.com/perturbing/bench-msm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/perturbing/bench-msm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f442e265c165c0a78633bef98de18517815150c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking perturbing/bench-msm against try#774bd5ba31b89dab12d58c29690ad9f7e5c9f063 for pr-129073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperturbing%2Fbench-msm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/perturbing/bench-msm on toolchain 774bd5ba31b89dab12d58c29690ad9f7e5c9f063
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+774bd5ba31b89dab12d58c29690ad9f7e5c9f063" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/perturbing/bench-msm
[INFO] finished tweaking git repo https://github.com/perturbing/bench-msm
[INFO] tweaked toml for git repo https://github.com/perturbing/bench-msm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/perturbing/bench-msm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+774bd5ba31b89dab12d58c29690ad9f7e5c9f063" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blstrs v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+774bd5ba31b89dab12d58c29690ad9f7e5c9f063" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a0199ce12fa63aeaf6535971844f3fc3f6553728694eeeb2a67e3dc191727b3
[INFO] running `Command { std: "docker" "start" "-a" "2a0199ce12fa63aeaf6535971844f3fc3f6553728694eeeb2a67e3dc191727b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a0199ce12fa63aeaf6535971844f3fc3f6553728694eeeb2a67e3dc191727b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0199ce12fa63aeaf6535971844f3fc3f6553728694eeeb2a67e3dc191727b3", kill_on_drop: false }`
[INFO] [stdout] 2a0199ce12fa63aeaf6535971844f3fc3f6553728694eeeb2a67e3dc191727b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+774bd5ba31b89dab12d58c29690ad9f7e5c9f063" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fca6100c0a593ce66a3063d21ab1da8c9b84cd4af9c3ec8783564e60b4aa1872
[INFO] running `Command { std: "docker" "start" "-a" "fca6100c0a593ce66a3063d21ab1da8c9b84cd4af9c3ec8783564e60b4aa1872", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling blst v0.3.12
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pairing v0.23.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking blstrs v0.7.1
[INFO] [stderr]     Checking bench-msm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "fca6100c0a593ce66a3063d21ab1da8c9b84cd4af9c3ec8783564e60b4aa1872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca6100c0a593ce66a3063d21ab1da8c9b84cd4af9c3ec8783564e60b4aa1872", kill_on_drop: false }`
[INFO] [stdout] fca6100c0a593ce66a3063d21ab1da8c9b84cd4af9c3ec8783564e60b4aa1872