[INFO] cloning repository https://github.com/Demonstrandum/seam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Demonstrandum/seam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemonstrandum%2Fseam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemonstrandum%2Fseam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 058b03c670ed178b1024902ac8d390067a7bacf8
[INFO] checking Demonstrandum/seam against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemonstrandum%2Fseam" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Demonstrandum/seam
[INFO] finished tweaking git repo https://github.com/Demonstrandum/seam
[INFO] tweaked toml for git repo https://github.com/Demonstrandum/seam written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Demonstrandum/seam on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Demonstrandum/seam 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-id v0.3.5
[INFO] [stderr]   Downloaded descape v2.0.3
[INFO] [stderr]   Downloaded formatx v0.2.2
[INFO] [stderr]   Downloaded yaml-rust2 v0.9.0
[INFO] [stderr]   Downloaded markdown v1.0.0-alpha.21
[INFO] [stderr]   Downloaded libc v0.2.166
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76965022e8610506946d04b9218e5d62db870e173a5b5b89aa20570a7ef99a7b
[INFO] running `Command { std: "docker" "start" "-a" "76965022e8610506946d04b9218e5d62db870e173a5b5b89aa20570a7ef99a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76965022e8610506946d04b9218e5d62db870e173a5b5b89aa20570a7ef99a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76965022e8610506946d04b9218e5d62db870e173a5b5b89aa20570a7ef99a7b", kill_on_drop: false }`
[INFO] [stdout] 76965022e8610506946d04b9218e5d62db870e173a5b5b89aa20570a7ef99a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06b3a215d3c92459e6e1a97ab50d2aa7ee167fa47d84f538c6930baa832a7f96
[INFO] running `Command { std: "docker" "start" "-a" "06b3a215d3c92459e6e1a97ab50d2aa7ee167fa47d84f538c6930baa832a7f96", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]    Compiling fixed v1.28.0
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking unicode-id v0.3.5
[INFO] [stderr]     Checking bytemuck v1.20.0
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking descape v2.0.3
[INFO] [stderr]     Checking formatx v0.2.2
[INFO] [stderr]     Checking markdown v1.0.0-alpha.21
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking proc-macro2 v1.0.92
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking hashlink v0.9.1
[INFO] [stderr]     Checking yaml-rust2 v0.9.0
[INFO] [stderr]     Checking seam_argparse_proc_macro v0.1.1 (/opt/rustwide/workdir/crates/seam_argparse_proc_macro)
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> crates/seam_argparse_proc_macro/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> crates/seam_argparse_proc_macro/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `seam_argparse_proc_macro` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `seam_argparse_proc_macro` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "06b3a215d3c92459e6e1a97ab50d2aa7ee167fa47d84f538c6930baa832a7f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b3a215d3c92459e6e1a97ab50d2aa7ee167fa47d84f538c6930baa832a7f96", kill_on_drop: false }`
[INFO] [stdout] 06b3a215d3c92459e6e1a97ab50d2aa7ee167fa47d84f538c6930baa832a7f96
