[INFO] cloning repository https://github.com/pipopa/inversus-ranking-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pipopa/inversus-ranking-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpipopa%2Finversus-ranking-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpipopa%2Finversus-ranking-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d826f1817889696c07a4dbf89a4b0b61544a040
[INFO] checking pipopa/inversus-ranking-cli against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpipopa%2Finversus-ranking-cli" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pipopa/inversus-ranking-cli on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pipopa/inversus-ranking-cli
[INFO] finished tweaking git repo https://github.com/pipopa/inversus-ranking-cli
[INFO] tweaked toml for git repo https://github.com/pipopa/inversus-ranking-cli written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pipopa/inversus-ranking-cli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 480181c0ac341133c9dd2cea103b0c4e29e61d9ab8b6e7f5c9ce2e35bf3332c9
[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" "480181c0ac341133c9dd2cea103b0c4e29e61d9ab8b6e7f5c9ce2e35bf3332c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "480181c0ac341133c9dd2cea103b0c4e29e61d9ab8b6e7f5c9ce2e35bf3332c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480181c0ac341133c9dd2cea103b0c4e29e61d9ab8b6e7f5c9ce2e35bf3332c9", kill_on_drop: false }`
[INFO] [stdout] 480181c0ac341133c9dd2cea103b0c4e29e61d9ab8b6e7f5c9ce2e35bf3332c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70f114d332aed578517b7410e89efef714e6858e5ff74d409dd2acb16ac0b6fd
[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" "70f114d332aed578517b7410e89efef714e6858e5ff74d409dd2acb16ac0b6fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.1
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling html5ever v0.18.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking serde_json v1.0.35
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tendril v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.10
[INFO] [stderr]     Checking tokio v0.1.14
[INFO] [stderr]     Checking hyper v0.12.20
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.8
[INFO] [stderr]     Checking select v0.4.2
[INFO] [stderr]     Checking inversus_ranking v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.05s
[INFO] running `Command { std: "docker" "inspect" "70f114d332aed578517b7410e89efef714e6858e5ff74d409dd2acb16ac0b6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f114d332aed578517b7410e89efef714e6858e5ff74d409dd2acb16ac0b6fd", kill_on_drop: false }`
[INFO] [stdout] 70f114d332aed578517b7410e89efef714e6858e5ff74d409dd2acb16ac0b6fd