[INFO] fetching crate visualpanic-rs 0.1.2...
[INFO] documenting visualpanic-rs-0.1.2 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate visualpanic-rs 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate visualpanic-rs 0.1.2 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate visualpanic-rs 0.1.2
[INFO] finished tweaking crates.io crate visualpanic-rs 0.1.2
[INFO] tweaked toml for crates.io crate visualpanic-rs 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded native-dialog v0.7.0
[INFO] [stderr]   Downloaded versions v5.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a36ef2bc8e5c7ffb3771e556f72dbb9c273a327715922bd599bf296a54222804
[INFO] running `Command { std: "docker" "start" "-a" "a36ef2bc8e5c7ffb3771e556f72dbb9c273a327715922bd599bf296a54222804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a36ef2bc8e5c7ffb3771e556f72dbb9c273a327715922bd599bf296a54222804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36ef2bc8e5c7ffb3771e556f72dbb9c273a327715922bd599bf296a54222804", kill_on_drop: false }`
[INFO] [stdout] a36ef2bc8e5c7ffb3771e556f72dbb9c273a327715922bd599bf296a54222804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c278665a8037ab6d13bc3865566755dc281017a1cb9ec57c1f32b2064e2516
[INFO] running `Command { std: "docker" "start" "-a" "38c278665a8037ab6d13bc3865566755dc281017a1cb9ec57c1f32b2064e2516", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking versions v5.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking native-dialog v0.7.0
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]  Documenting visualpanic-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(panic_info_message)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `visualpanic-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name visualpanic_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ce5969c460beebb3 -L dependency=/opt/rustwide/target/debug/deps --extern native_dialog=/opt/rustwide/target/debug/deps/libnative_dialog-309ded748e5ec03d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0eedd91a8b2e7c2c.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "38c278665a8037ab6d13bc3865566755dc281017a1cb9ec57c1f32b2064e2516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c278665a8037ab6d13bc3865566755dc281017a1cb9ec57c1f32b2064e2516", kill_on_drop: false }`
[INFO] [stdout] 38c278665a8037ab6d13bc3865566755dc281017a1cb9ec57c1f32b2064e2516
[INFO] documenting visualpanic-rs-0.1.2 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate visualpanic-rs 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate visualpanic-rs 0.1.2 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate visualpanic-rs 0.1.2
[INFO] finished tweaking crates.io crate visualpanic-rs 0.1.2
[INFO] tweaked toml for crates.io crate visualpanic-rs 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c3a3ee710a67212a49598c3404dcefbb0f6f079138645902eb27b192c457966
[INFO] running `Command { std: "docker" "start" "-a" "4c3a3ee710a67212a49598c3404dcefbb0f6f079138645902eb27b192c457966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c3a3ee710a67212a49598c3404dcefbb0f6f079138645902eb27b192c457966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3a3ee710a67212a49598c3404dcefbb0f6f079138645902eb27b192c457966", kill_on_drop: false }`
[INFO] [stdout] 4c3a3ee710a67212a49598c3404dcefbb0f6f079138645902eb27b192c457966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93e4696bd3f41c94abe06c7fae685dd211ac34abe6f811e6fd675399474fb6dd
[INFO] running `Command { std: "docker" "start" "-a" "93e4696bd3f41c94abe06c7fae685dd211ac34abe6f811e6fd675399474fb6dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking versions v5.0.1
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking native-dialog v0.7.0
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]  Documenting visualpanic-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(panic_info_message)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `visualpanic-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name visualpanic_rs src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5e4396d81a24eb9e -L dependency=/opt/rustwide/target/debug/deps --extern native_dialog=/opt/rustwide/target/debug/deps/libnative_dialog-c846016d5f37303f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a0c734a2f893c223.rmeta --cap-lints=warn --crate-version 0.1.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "93e4696bd3f41c94abe06c7fae685dd211ac34abe6f811e6fd675399474fb6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e4696bd3f41c94abe06c7fae685dd211ac34abe6f811e6fd675399474fb6dd", kill_on_drop: false }`
[INFO] [stdout] 93e4696bd3f41c94abe06c7fae685dd211ac34abe6f811e6fd675399474fb6dd
