[INFO] cloning repository https://github.com/pvolok/virterm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pvolok/virterm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvolok%2Fvirterm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvolok%2Fvirterm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bd0d17375f6adc500943d36960b359f2cf4fbfa
[INFO] testing pvolok/virterm against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvolok%2Fvirterm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pvolok/virterm
[INFO] finished tweaking git repo https://github.com/pvolok/virterm
[INFO] tweaked toml for git repo https://github.com/pvolok/virterm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pvolok/virterm on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pvolok/virterm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding mprocs-pty v0.1.0 (available: v0.7.0)
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9807c6db29b22a41208c4c1c40f5cd8cdac21434104f63cccac377f1aedbea43
[INFO] running `Command { std: "docker" "start" "-a" "9807c6db29b22a41208c4c1c40f5cd8cdac21434104f63cccac377f1aedbea43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9807c6db29b22a41208c4c1c40f5cd8cdac21434104f63cccac377f1aedbea43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9807c6db29b22a41208c4c1c40f5cd8cdac21434104f63cccac377f1aedbea43", kill_on_drop: false }`
[INFO] [stdout] 9807c6db29b22a41208c4c1c40f5cd8cdac21434104f63cccac377f1aedbea43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 829daf35ba19320fc1a7a61d931c467d26089d8e7deb1a192b5b8f9a2f485284
[INFO] running `Command { std: "docker" "start" "-a" "829daf35ba19320fc1a7a61d931c467d26089d8e7deb1a192b5b8f9a2f485284", kill_on_drop: false }`
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[INFO] [stderr]    Compiling socket2 v0.4.4
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[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling vt100 v0.15.1
[INFO] [stderr]    Compiling flexi_logger v0.22.3
[INFO] [stderr]    Compiling image v0.24.2
[INFO] [stderr]    Compiling tokio v1.18.2
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]    Compiling mprocs-pty v0.1.0
[INFO] [stderr]    Compiling ab_glyph v0.2.15
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling serde_yaml v0.8.24
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling ansi_colours v1.1.1
[INFO] [stderr]    Compiling crossterm v0.23.2
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling virterm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_closure` has been stable since `1.85.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `virterm` (bin "virterm") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "829daf35ba19320fc1a7a61d931c467d26089d8e7deb1a192b5b8f9a2f485284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829daf35ba19320fc1a7a61d931c467d26089d8e7deb1a192b5b8f9a2f485284", kill_on_drop: false }`
[INFO] [stdout] 829daf35ba19320fc1a7a61d931c467d26089d8e7deb1a192b5b8f9a2f485284
