[INFO] cloning repository https://github.com/pvdrz/beheader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pvdrz/beheader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvdrz%2Fbeheader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvdrz%2Fbeheader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3d43a25ff6f0547bf77b6f601cc9f5354ae65d7
[INFO] testing pvdrz/beheader against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvdrz%2Fbeheader" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pvdrz/beheader on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pvdrz/beheader
[INFO] finished tweaking git repo https://github.com/pvdrz/beheader
[INFO] tweaked toml for git repo https://github.com/pvdrz/beheader written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pvdrz/beheader 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" "+414482f6a0d4e7290f614300581a0b55442552a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c95db2dd2e6c2d9e9d424402749f8c614474997b91e27d65ba68c8f9adc21bc
[INFO] running `Command { std: "docker" "start" "-a" "7c95db2dd2e6c2d9e9d424402749f8c614474997b91e27d65ba68c8f9adc21bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c95db2dd2e6c2d9e9d424402749f8c614474997b91e27d65ba68c8f9adc21bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c95db2dd2e6c2d9e9d424402749f8c614474997b91e27d65ba68c8f9adc21bc", kill_on_drop: false }`
[INFO] [stdout] 7c95db2dd2e6c2d9e9d424402749f8c614474997b91e27d65ba68c8f9adc21bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b695166183ca14aea1d8f992e6e6d12ea2264e9241417746852e8777269136c5
[INFO] running `Command { std: "docker" "start" "-a" "b695166183ca14aea1d8f992e6e6d12ea2264e9241417746852e8777269136c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling beheader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `parse_bytes` is never used
[INFO] [stdout]    --> src/lexer/mod.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 95  | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn parse_bytes(self, tag: &[u8]) -> std::result::Result<Self, Reject> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Char`, `Str`, `Punct`, `Any`, `Space`, and `Newline` are never constructed
[INFO] [stdout]   --> src/lexer/token.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) enum TokenKind {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 29 |     Char,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     // A `string-literal`.
[INFO] [stdout] 31 |     Str,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 32 |     // A `punctuator`.
[INFO] [stdout] 33 |     Punct,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 34 |     // Any non-white-space character that cannot be one of the above.
[INFO] [stdout] 35 |     Any,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 36 |     // A sequence of white-space characters possibly including comments.
[INFO] [stdout] 37 |     Space,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     // A single new-line character.
[INFO] [stdout] 39 |     Newline,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "b695166183ca14aea1d8f992e6e6d12ea2264e9241417746852e8777269136c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b695166183ca14aea1d8f992e6e6d12ea2264e9241417746852e8777269136c5", kill_on_drop: false }`
[INFO] [stdout] b695166183ca14aea1d8f992e6e6d12ea2264e9241417746852e8777269136c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 584666a8d4789f932f0fcfe400f4468d09dbcf7dea3fbf4b7971e8044ba2357a
[INFO] running `Command { std: "docker" "start" "-a" "584666a8d4789f932f0fcfe400f4468d09dbcf7dea3fbf4b7971e8044ba2357a", kill_on_drop: false }`
[INFO] [stderr]    Compiling beheader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `parse_bytes` is never used
[INFO] [stdout]    --> src/lexer/mod.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 95  | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn parse_bytes(self, tag: &[u8]) -> std::result::Result<Self, Reject> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Char`, `Str`, `Punct`, `Any`, `Space`, and `Newline` are never constructed
[INFO] [stdout]   --> src/lexer/token.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) enum TokenKind {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 29 |     Char,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     // A `string-literal`.
[INFO] [stdout] 31 |     Str,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 32 |     // A `punctuator`.
[INFO] [stdout] 33 |     Punct,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 34 |     // Any non-white-space character that cannot be one of the above.
[INFO] [stdout] 35 |     Any,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 36 |     // A sequence of white-space characters possibly including comments.
[INFO] [stdout] 37 |     Space,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     // A single new-line character.
[INFO] [stdout] 39 |     Newline,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `buffer::TokenBuffer`
[INFO] [stdout]  --> src/lexer/tests.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{buffer::TokenBuffer, lexer::TokenKind, span::Span};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reject`
[INFO] [stdout]  --> src/lexer/tests.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{Lexer, Reject, Token};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_bytes` is never used
[INFO] [stdout]    --> src/lexer/mod.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 95  | impl<'a> Lexer<'a> {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     fn parse_bytes(self, tag: &[u8]) -> std::result::Result<Self, Reject> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Char`, `Str`, `Punct`, `Any`, `Space`, and `Newline` are never constructed
[INFO] [stdout]   --> src/lexer/token.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) enum TokenKind {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 29 |     Char,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     // A `string-literal`.
[INFO] [stdout] 31 |     Str,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 32 |     // A `punctuator`.
[INFO] [stdout] 33 |     Punct,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 34 |     // Any non-white-space character that cannot be one of the above.
[INFO] [stdout] 35 |     Any,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 36 |     // A sequence of white-space characters possibly including comments.
[INFO] [stdout] 37 |     Space,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 38 |     // A single new-line character.
[INFO] [stdout] 39 |     Newline,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenKind` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "584666a8d4789f932f0fcfe400f4468d09dbcf7dea3fbf4b7971e8044ba2357a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584666a8d4789f932f0fcfe400f4468d09dbcf7dea3fbf4b7971e8044ba2357a", kill_on_drop: false }`
[INFO] [stdout] 584666a8d4789f932f0fcfe400f4468d09dbcf7dea3fbf4b7971e8044ba2357a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/fa8b4e7bc677e74596c6ca64a22168815b0657e0e70a5681e64071b1ec6bcc9b/merged/opt/rustwide/workdir: no space left on device