[INFO] cloning repository https://github.com/javierhonduco/sweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/javierhonduco/sweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjavierhonduco%2Fsweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjavierhonduco%2Fsweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83addad7ed7d5330525f5efc9ecaa2917c0d2993
[INFO] testing javierhonduco/sweeper against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjavierhonduco%2Fsweeper" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/javierhonduco/sweeper
[INFO] finished tweaking git repo https://github.com/javierhonduco/sweeper
[INFO] tweaked toml for git repo https://github.com/javierhonduco/sweeper written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/javierhonduco/sweeper on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/javierhonduco/sweeper 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vsprintf v2.0.0
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded rustversion v1.0.12
[INFO] [stderr]   Downloaded hashlink v0.8.1
[INFO] [stderr]   Downloaded ctrlc v3.2.5
[INFO] [stderr]   Downloaded scroll_derive v0.11.0
[INFO] [stderr]   Downloaded cargo_metadata v0.15.2
[INFO] [stderr]   Downloaded camino v1.1.4
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded os_str_bytes v6.5.0
[INFO] [stderr]   Downloaded toml_edit v0.19.8
[INFO] [stderr]   Downloaded bitflags v2.1.0
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded winnow v0.4.1
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded rustix v0.37.14
[INFO] [stderr]   Downloaded libbpf-rs v0.20.1
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded libbpf-cargo v0.20.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.4
[INFO] [stderr]   Downloaded libbpf-sys v1.1.1+v1.1.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c5313b435ffd2d55e52f8867031dcb0842bec3d62c6eb41723a797fe883986f
[INFO] running `Command { std: "docker" "start" "-a" "0c5313b435ffd2d55e52f8867031dcb0842bec3d62c6eb41723a797fe883986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c5313b435ffd2d55e52f8867031dcb0842bec3d62c6eb41723a797fe883986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5313b435ffd2d55e52f8867031dcb0842bec3d62c6eb41723a797fe883986f", kill_on_drop: false }`
[INFO] [stdout] 0c5313b435ffd2d55e52f8867031dcb0842bec3d62c6eb41723a797fe883986f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 522c588de5b54065ffae6c7768890aeeaa1fd52d9bc34e4c609315f0e9d03d54
[INFO] running `Command { std: "docker" "start" "-a" "522c588de5b54065ffae6c7768890aeeaa1fd52d9bc34e4c609315f0e9d03d54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling vsprintf v2.0.0
[INFO] [stderr]    Compiling libbpf-sys v1.1.1+v1.1.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling os_str_bytes v6.5.0
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "522c588de5b54065ffae6c7768890aeeaa1fd52d9bc34e4c609315f0e9d03d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522c588de5b54065ffae6c7768890aeeaa1fd52d9bc34e4c609315f0e9d03d54", kill_on_drop: false }`
[INFO] [stdout] 522c588de5b54065ffae6c7768890aeeaa1fd52d9bc34e4c609315f0e9d03d54