[INFO] cloning repository https://github.com/PurpleMyst/oxygen_bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/oxygen_bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Foxygen_bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Foxygen_bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8ab96f4e52bedd44499e5daecd127b97fbfffa3
[INFO] checking PurpleMyst/oxygen_bot against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Foxygen_bot" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PurpleMyst/oxygen_bot on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PurpleMyst/oxygen_bot
[INFO] finished tweaking git repo https://github.com/PurpleMyst/oxygen_bot
[INFO] tweaked toml for git repo https://github.com/PurpleMyst/oxygen_bot written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleMyst/oxygen_bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74121d865e88b90c63b1f9ca5d44b89880d6ab6a7a9f0fadf0903c8f4108b789
[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" "74121d865e88b90c63b1f9ca5d44b89880d6ab6a7a9f0fadf0903c8f4108b789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74121d865e88b90c63b1f9ca5d44b89880d6ab6a7a9f0fadf0903c8f4108b789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74121d865e88b90c63b1f9ca5d44b89880d6ab6a7a9f0fadf0903c8f4108b789", kill_on_drop: false }`
[INFO] [stdout] 74121d865e88b90c63b1f9ca5d44b89880d6ab6a7a9f0fadf0903c8f4108b789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1670e606c06aec39a38222601fa4887846bde7300d433dcf0769682cde799d20
[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" "1670e606c06aec39a38222601fa4887846bde7300d433dcf0769682cde799d20", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking toml v0.4.4
[INFO] [stderr]     Checking oxygen_bot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         lazy_static! {
[INFO] [stdout] 30 | |             // regexp groups
[INFO] [stdout] 31 | |             // 1: whole prefix
[INFO] [stdout] 32 | |             // 2: nickname or servername
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |             static ref LINE_REGEXP: Regex = Regex::new(r"(:([^! ]+)(?:!([^@]+)@(\S+))? )?(\w+)(?: (.+))?").unwrap();
[INFO] [stdout] 38 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         lazy_static! {
[INFO] [stdout] 30 | |             // regexp groups
[INFO] [stdout] 31 | |             // 1: whole prefix
[INFO] [stdout] 32 | |             // 2: nickname or servername
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |             static ref LINE_REGEXP: Regex = Regex::new(r"(:([^! ]+)(?:!([^@]+)@(\S+))? )?(\w+)(?: (.+))?").unwrap();
[INFO] [stdout] 38 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         lazy_static! {
[INFO] [stdout] 30 | |             // regexp groups
[INFO] [stdout] 31 | |             // 1: whole prefix
[INFO] [stdout] 32 | |             // 2: nickname or servername
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |             static ref LINE_REGEXP: Regex = Regex::new(r"(:([^! ]+)(?:!([^@]+)@(\S+))? )?(\w+)(?: (.+))?").unwrap();
[INFO] [stdout] 38 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         lazy_static! {
[INFO] [stdout] 30 | |             // regexp groups
[INFO] [stdout] 31 | |             // 1: whole prefix
[INFO] [stdout] 32 | |             // 2: nickname or servername
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |             static ref LINE_REGEXP: Regex = Regex::new(r"(:([^! ]+)(?:!([^@]+)@(\S+))? )?(\w+)(?: (.+))?").unwrap();
[INFO] [stdout] 38 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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 10.23s
[INFO] running `Command { std: "docker" "inspect" "1670e606c06aec39a38222601fa4887846bde7300d433dcf0769682cde799d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1670e606c06aec39a38222601fa4887846bde7300d433dcf0769682cde799d20", kill_on_drop: false }`
[INFO] [stdout] 1670e606c06aec39a38222601fa4887846bde7300d433dcf0769682cde799d20