[INFO] fetching crate notes 0.2.108...
[INFO] testing notes-0.2.108 against 1.60.0 for beta-1.61-1
[INFO] extracting crate notes 0.2.108 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate notes 0.2.108 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate notes 0.2.108
[INFO] finished tweaking crates.io crate notes 0.2.108
[INFO] tweaked toml for crates.io crate notes 0.2.108 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate notes 0.2.108 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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 mockall_derive v0.7.2
[INFO] [stderr]   Downloaded mockall v0.7.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29e0d72b83a7f8a38d17cdbbb8300a88b794c992a7c5f852f6bc27652fabc165
[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" "29e0d72b83a7f8a38d17cdbbb8300a88b794c992a7c5f852f6bc27652fabc165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29e0d72b83a7f8a38d17cdbbb8300a88b794c992a7c5f852f6bc27652fabc165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e0d72b83a7f8a38d17cdbbb8300a88b794c992a7c5f852f6bc27652fabc165", kill_on_drop: false }`
[INFO] [stdout] 29e0d72b83a7f8a38d17cdbbb8300a88b794c992a7c5f852f6bc27652fabc165
[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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bed3d990bc0ae2371e47afc8b5a9b1728014500923418e8f96654f3d7fef901
[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" "5bed3d990bc0ae2371e47afc8b5a9b1728014500923418e8f96654f3d7fef901", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling notes v0.2.108 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/note.rs:139:34
[INFO] [stdout]     |
[INFO] [stdout] 139 |       const SAMPLE_NOTE_1: &str = "\
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 140 | |
[INFO] [stdout] 141 | | # SSH
[INFO] [stdout]     | |_ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/note.rs:147:34
[INFO] [stdout]     |
[INFO] [stdout] 147 |       const SAMPLE_NOTE_2: &str = "\
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 148 | |
[INFO] [stdout] 149 | | # Rsync
[INFO] [stdout]     | |_ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/note.rs:157:34
[INFO] [stdout]     |
[INFO] [stdout] 157 |       const SAMPLE_NOTE_3: &str = "\
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 158 | |
[INFO] [stdout] 159 | | # What a note !
[INFO] [stdout]     | |_ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(backtrace)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `notes` due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5bed3d990bc0ae2371e47afc8b5a9b1728014500923418e8f96654f3d7fef901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bed3d990bc0ae2371e47afc8b5a9b1728014500923418e8f96654f3d7fef901", kill_on_drop: false }`
[INFO] [stdout] 5bed3d990bc0ae2371e47afc8b5a9b1728014500923418e8f96654f3d7fef901