[INFO] cloning repository https://github.com/patheticpat/command-line-rust-solutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patheticpat/command-line-rust-solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatheticpat%2Fcommand-line-rust-solutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatheticpat%2Fcommand-line-rust-solutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3289995b0761e03ec348887b3852432cf72cd3c8
[INFO] testing patheticpat/command-line-rust-solutions against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatheticpat%2Fcommand-line-rust-solutions" "/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/patheticpat/command-line-rust-solutions
[INFO] finished tweaking git repo https://github.com/patheticpat/command-line-rust-solutions
[INFO] tweaked toml for git repo https://github.com/patheticpat/command-line-rust-solutions written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/patheticpat/command-line-rust-solutions on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/patheticpat/command-line-rust-solutions 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-eyre v0.3.1
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded assert_cmd v2.0.11
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded predicates v3.0.3
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded rustix v0.37.19
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87ae5f933a0db95717dc26be355adc6595899d86c357af4c9ce965e5166af90c
[INFO] running `Command { std: "docker" "start" "-a" "87ae5f933a0db95717dc26be355adc6595899d86c357af4c9ce965e5166af90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87ae5f933a0db95717dc26be355adc6595899d86c357af4c9ce965e5166af90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ae5f933a0db95717dc26be355adc6595899d86c357af4c9ce965e5166af90c", kill_on_drop: false }`
[INFO] [stdout] 87ae5f933a0db95717dc26be355adc6595899d86c357af4c9ce965e5166af90c
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5aaf6d8b267471720ed34d9d5dfcabaa894911ff00845ea5a20da22c7994b2ed
[INFO] running `Command { std: "docker" "start" "-a" "5aaf6d8b267471720ed34d9d5dfcabaa894911ff00845ea5a20da22c7994b2ed", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling clap_lex v0.4.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/01-hello)
[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] 
[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" "5aaf6d8b267471720ed34d9d5dfcabaa894911ff00845ea5a20da22c7994b2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aaf6d8b267471720ed34d9d5dfcabaa894911ff00845ea5a20da22c7994b2ed", kill_on_drop: false }`
[INFO] [stdout] 5aaf6d8b267471720ed34d9d5dfcabaa894911ff00845ea5a20da22c7994b2ed