[INFO] updating cached repository https://github.com/alexvmvm/killport
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd99e8581ef97597bb6714e97bcc94b62bbf76ae
[INFO] testing alexvmvm/killport against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexvmvm%2Fkillport" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexvmvm/killport on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexvmvm/killport
[INFO] finished tweaking git repo https://github.com/alexvmvm/killport
[INFO] tweaked toml for git repo https://github.com/alexvmvm/killport written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/alexvmvm/killport already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad71d0bc03a4120206ba80a76556da079f16d9ddb80021ffcda5f9f14d7a530e
[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" "ad71d0bc03a4120206ba80a76556da079f16d9ddb80021ffcda5f9f14d7a530e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad71d0bc03a4120206ba80a76556da079f16d9ddb80021ffcda5f9f14d7a530e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad71d0bc03a4120206ba80a76556da079f16d9ddb80021ffcda5f9f14d7a530e", kill_on_drop: false }`
[INFO] [stdout] ad71d0bc03a4120206ba80a76556da079f16d9ddb80021ffcda5f9f14d7a530e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9da7e015ad4e46464c814d4b8b481b6cfba0b6893e370b04feb39ca086aeec39
[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" "9da7e015ad4e46464c814d4b8b481b6cfba0b6893e370b04feb39ca086aeec39", kill_on_drop: false }`
[INFO] [stderr]    Compiling sysinfo v0.9.6
[INFO] [stderr]    Compiling netstat v0.7.0
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling killport v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:35:30
[INFO] [stdout]    |
[INFO] [stdout] 35 |     match system.get_process(pid) {
[INFO] [stdout]    |                              ^^^ expected `i32`, found `usize`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `usize` to `i32` and panic if the converted value wouldn't fit
[INFO] [stdout]    |
[INFO] [stdout] 35 |     match system.get_process(pid.try_into().unwrap()) {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `killport`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9da7e015ad4e46464c814d4b8b481b6cfba0b6893e370b04feb39ca086aeec39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da7e015ad4e46464c814d4b8b481b6cfba0b6893e370b04feb39ca086aeec39", kill_on_drop: false }`
[INFO] [stdout] 9da7e015ad4e46464c814d4b8b481b6cfba0b6893e370b04feb39ca086aeec39