[INFO] cloning repository https://github.com/nogden/ns-rules
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nogden/ns-rules" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnogden%2Fns-rules", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnogden%2Fns-rules'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca8b6eb7296bdd59588fa56c59ac19cd6699d574
[INFO] checking nogden/ns-rules against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnogden%2Fns-rules" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nogden/ns-rules
[INFO] finished tweaking git repo https://github.com/nogden/ns-rules
[INFO] tweaked toml for git repo https://github.com/nogden/ns-rules written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nogden/ns-rules 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/nogden/ns-rules 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 thiserror-impl v1.0.28
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded once_cell v1.8.0
[INFO] [stderr]   Downloaded miette-derive v1.1.0
[INFO] [stderr]   Downloaded os_str_bytes v3.1.0
[INFO] [stderr]   Downloaded thiserror v1.0.28
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.4
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded edn-rs v0.16.12
[INFO] [stderr]   Downloaded owo-colors v2.0.0
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded clap v3.0.0-beta.4
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded fsio v0.2.0
[INFO] [stderr]   Downloaded ci_info v0.14.2
[INFO] [stderr]   Downloaded envmnt v0.9.0
[INFO] [stderr]   Downloaded miette v1.1.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58e7c709232d29c599da4ebc8cd29f55e1fbcab949ba4829a10c3be39dc2923a
[INFO] running `Command { std: "docker" "start" "-a" "58e7c709232d29c599da4ebc8cd29f55e1fbcab949ba4829a10c3be39dc2923a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58e7c709232d29c599da4ebc8cd29f55e1fbcab949ba4829a10c3be39dc2923a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e7c709232d29c599da4ebc8cd29f55e1fbcab949ba4829a10c3be39dc2923a", kill_on_drop: false }`
[INFO] [stdout] 58e7c709232d29c599da4ebc8cd29f55e1fbcab949ba4829a10c3be39dc2923a
[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=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] 023bab6868d303f649530c455b9ca89fbd0581cc50d3107eacc0da09256a26c1
[INFO] running `Command { std: "docker" "start" "-a" "023bab6868d303f649530c455b9ca89fbd0581cc50d3107eacc0da09256a26c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking fsio v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking owo-colors v2.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking envmnt v0.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking edn-rs v0.16.12
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ci_info v0.14.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling miette-derive v1.1.0
[INFO] [stderr]     Checking thiserror v1.0.28
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking miette v1.1.0
[INFO] [stderr]     Checking ns-rules v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ns-rules` (bin "ns-rules") 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 `ns-rules` (bin "ns-rules" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "023bab6868d303f649530c455b9ca89fbd0581cc50d3107eacc0da09256a26c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023bab6868d303f649530c455b9ca89fbd0581cc50d3107eacc0da09256a26c1", kill_on_drop: false }`
[INFO] [stdout] 023bab6868d303f649530c455b9ca89fbd0581cc50d3107eacc0da09256a26c1
