[INFO] fetching crate mone 0.1.2...
[INFO] checking mone-0.1.2 against beta for pr-78714
[INFO] extracting crate mone 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mone 0.1.2 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 crates.io crate mone 0.1.2
[INFO] finished tweaking crates.io crate mone 0.1.2
[INFO] tweaked toml for crates.io crate mone 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 161d58a668e53baa14634bb766adb44c232ed7398d7b10f14d615b23ea2de8a7
[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" "161d58a668e53baa14634bb766adb44c232ed7398d7b10f14d615b23ea2de8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "161d58a668e53baa14634bb766adb44c232ed7398d7b10f14d615b23ea2de8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161d58a668e53baa14634bb766adb44c232ed7398d7b10f14d615b23ea2de8a7", kill_on_drop: false }`
[INFO] [stdout] 161d58a668e53baa14634bb766adb44c232ed7398d7b10f14d615b23ea2de8a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 483f33128c3170aeefcadfb87f100a3143b808f095f060b80017c6fe9ae2831c
[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" "483f33128c3170aeefcadfb87f100a3143b808f095f060b80017c6fe9ae2831c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]     Checking slice-deque v0.2.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tui v0.5.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]     Checking mone v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     l @ (1...2) => write!(
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     3...4 => write!(f, "{:>4} {:<3}", v.trunc(), u),
[INFO] [stdout]    |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |                     l @ (1...2) => write!(
[INFO] [stdout]    |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |                     3...4 => write!(f, "{:>4} {:<3}", v.trunc(), u),
[INFO] [stdout]    |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.65s
[INFO] running `Command { std: "docker" "inspect" "483f33128c3170aeefcadfb87f100a3143b808f095f060b80017c6fe9ae2831c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483f33128c3170aeefcadfb87f100a3143b808f095f060b80017c6fe9ae2831c", kill_on_drop: false }`
[INFO] [stdout] 483f33128c3170aeefcadfb87f100a3143b808f095f060b80017c6fe9ae2831c