[INFO] cloning repository https://github.com/Kristina-Pianykh/dh-hash-collisions-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kristina-Pianykh/dh-hash-collisions-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKristina-Pianykh%2Fdh-hash-collisions-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKristina-Pianykh%2Fdh-hash-collisions-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90eba7b5f29dcf24dea1f6703a570a4d8121a05e
[INFO] checking Kristina-Pianykh/dh-hash-collisions-rs against master#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKristina-Pianykh%2Fdh-hash-collisions-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kristina-Pianykh/dh-hash-collisions-rs on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kristina-Pianykh/dh-hash-collisions-rs
[INFO] finished tweaking git repo https://github.com/Kristina-Pianykh/dh-hash-collisions-rs
[INFO] tweaked toml for git repo https://github.com/Kristina-Pianykh/dh-hash-collisions-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kristina-Pianykh/dh-hash-collisions-rs 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" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "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 cpufeatures v0.2.8
[INFO] [stderr]   Downloaded keccak v0.1.4
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded rug v1.19.2
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a914d530362a1a79e1e7d5f2b21d886a9dfc89f3d5f9ad512761ceb2d0efb9e
[INFO] running `Command { std: "docker" "start" "-a" "5a914d530362a1a79e1e7d5f2b21d886a9dfc89f3d5f9ad512761ceb2d0efb9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a914d530362a1a79e1e7d5f2b21d886a9dfc89f3d5f9ad512761ceb2d0efb9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a914d530362a1a79e1e7d5f2b21d886a9dfc89f3d5f9ad512761ceb2d0efb9e", kill_on_drop: false }`
[INFO] [stdout] 5a914d530362a1a79e1e7d5f2b21d886a9dfc89f3d5f9ad512761ceb2d0efb9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f1f95f8b57a743441c0cec5ee8e5b9b65d7a22ebde1dbb7d7019a5367a87b17
[INFO] running `Command { std: "docker" "start" "-a" "7f1f95f8b57a743441c0cec5ee8e5b9b65d7a22ebde1dbb7d7019a5367a87b17", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.5.3
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.19.2
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha3 v0.10.8
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7f1f95f8b57a743441c0cec5ee8e5b9b65d7a22ebde1dbb7d7019a5367a87b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1f95f8b57a743441c0cec5ee8e5b9b65d7a22ebde1dbb7d7019a5367a87b17", kill_on_drop: false }`
[INFO] [stdout] 7f1f95f8b57a743441c0cec5ee8e5b9b65d7a22ebde1dbb7d7019a5367a87b17