[INFO] cloning repository https://github.com/storyfeet/mesos1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/storyfeet/mesos1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fmesos1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fmesos1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7314422c9426206fc6e34aec16cdeb7c213b2bcf
[INFO] testing storyfeet/mesos1 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fmesos1" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/storyfeet/mesos1 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 git repo https://github.com/storyfeet/mesos1
[INFO] finished tweaking git repo https://github.com/storyfeet/mesos1
[INFO] tweaked toml for git repo https://github.com/storyfeet/mesos1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/storyfeet/mesos1 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_bootinfo v0.2.1
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded bootloader_precompiled v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b4d7862a7ece21bbff67fdb701239a1cc5647bfb99b06c203624b74af68c4cb
[INFO] running `Command { std: "docker" "start" "-a" "9b4d7862a7ece21bbff67fdb701239a1cc5647bfb99b06c203624b74af68c4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4d7862a7ece21bbff67fdb701239a1cc5647bfb99b06c203624b74af68c4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4d7862a7ece21bbff67fdb701239a1cc5647bfb99b06c203624b74af68c4cb", kill_on_drop: false }`
[INFO] [stdout] 9b4d7862a7ece21bbff67fdb701239a1cc5647bfb99b06c203624b74af68c4cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc1def4de1c4999a7bff9c6e6710b9220d61c2d38fc58a9cb48ef84878bfe090
[INFO] running `Command { std: "docker" "start" "-a" "dc1def4de1c4999a7bff9c6e6710b9220d61c2d38fc58a9cb48ef84878bfe090", kill_on_drop: false }`
[INFO] [stderr]    Compiling os_bootinfo v0.2.1
[INFO] [stderr]    Compiling volatile v0.2.7
[INFO] [stderr]    Compiling bootloader_precompiled v0.2.0
[INFO] [stderr]    Compiling mesos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/vga_buff.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 0x20...0x7e | b'\n' => self.write_byte(c),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_val`
[INFO] [stdout]   --> src/vga_buff.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |             b_val=>{
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     unsafe { intrinsics::abort() }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core_intrinsics)]
[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 `mesos` due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dc1def4de1c4999a7bff9c6e6710b9220d61c2d38fc58a9cb48ef84878bfe090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1def4de1c4999a7bff9c6e6710b9220d61c2d38fc58a9cb48ef84878bfe090", kill_on_drop: false }`
[INFO] [stdout] dc1def4de1c4999a7bff9c6e6710b9220d61c2d38fc58a9cb48ef84878bfe090