[INFO] fetching crate to_done 1.0.0...
[INFO] checking to_done-1.0.0 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate to_done 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate to_done 1.0.0 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate to_done 1.0.0
[INFO] finished tweaking crates.io crate to_done 1.0.0
[INFO] tweaked toml for crates.io crate to_done 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate to_done 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa409e7d2d92671c36801a41de048bb0d85ee2a4f8a07c5dff69ef61ae9b8f7e
[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" "fa409e7d2d92671c36801a41de048bb0d85ee2a4f8a07c5dff69ef61ae9b8f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa409e7d2d92671c36801a41de048bb0d85ee2a4f8a07c5dff69ef61ae9b8f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa409e7d2d92671c36801a41de048bb0d85ee2a4f8a07c5dff69ef61ae9b8f7e", kill_on_drop: false }`
[INFO] [stdout] fa409e7d2d92671c36801a41de048bb0d85ee2a4f8a07c5dff69ef61ae9b8f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb08040d553cd39a08c19ac22b6477025ad0a16b4f2201bf1f54bedc6a9634af
[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" "eb08040d553cd39a08c19ac22b6477025ad0a16b4f2201bf1f54bedc6a9634af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking scanlex v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking chrono-english v0.1.4
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking to_done v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.12s
[INFO] running `Command { std: "docker" "inspect" "eb08040d553cd39a08c19ac22b6477025ad0a16b4f2201bf1f54bedc6a9634af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb08040d553cd39a08c19ac22b6477025ad0a16b4f2201bf1f54bedc6a9634af", kill_on_drop: false }`
[INFO] [stdout] eb08040d553cd39a08c19ac22b6477025ad0a16b4f2201bf1f54bedc6a9634af