[INFO] cloning repository https://github.com/Wazzaps/SimplExp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wazzaps/SimplExp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWazzaps%2FSimplExp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWazzaps%2FSimplExp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f30a4e53c7b4760bd908f46194d81bda47f55f32
[INFO] checking Wazzaps/SimplExp against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWazzaps%2FSimplExp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Wazzaps/SimplExp
[INFO] finished tweaking git repo https://github.com/Wazzaps/SimplExp
[INFO] tweaked toml for git repo https://github.com/Wazzaps/SimplExp written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Wazzaps/SimplExp on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Wazzaps/SimplExp 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5be97e46df34584b572bb1b9ae40c6f8c85b7feadd33199fb460da06e42b119
[INFO] running `Command { std: "docker" "start" "-a" "c5be97e46df34584b572bb1b9ae40c6f8c85b7feadd33199fb460da06e42b119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5be97e46df34584b572bb1b9ae40c6f8c85b7feadd33199fb460da06e42b119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5be97e46df34584b572bb1b9ae40c6f8c85b7feadd33199fb460da06e42b119", kill_on_drop: false }`
[INFO] [stdout] c5be97e46df34584b572bb1b9ae40c6f8c85b7feadd33199fb460da06e42b119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d367fbc4890c43e2cc2602c37fc43a63878102bc86f95fcd5ca24116c565455a
[INFO] running `Command { std: "docker" "start" "-a" "d367fbc4890c43e2cc2602c37fc43a63878102bc86f95fcd5ca24116c565455a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling konst_proc_macros v0.2.11
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking konst_macro_rules v0.2.13
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking eq-float v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking konst v0.2.13
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking simplexp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(concat_idents)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in CURRENT_RUSTC_VERSION (you are using 1.90.0-nightly (3129d37ef 2025-06-24)); see <https://github.com/rust-lang/rust/pull/142704> for more information
[INFO] [stdout]   = note: use the `${concat(..)}` metavariable expression instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(concat_idents)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in CURRENT_RUSTC_VERSION (you are using 1.90.0-nightly (3129d37ef 2025-06-24)); see <https://github.com/rust-lang/rust/pull/142704> for more information
[INFO] [stdout]   = note: use the `${concat(..)}` metavariable expression instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `concat_idents` in this scope
[INFO] [stdout]    --> src/expressions.rs:101:51
[INFO] [stdout]     |
[INFO] [stdout] 101 |                               $($field: clone_child(concat_idents!($child_id)),)*
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 | / define_ops! {
[INFO] [stdout] 160 | |     Add: {
[INFO] [stdout] 161 | |         id: 1,
[INFO] [stdout] 162 | |         fields: {
[INFO] [stdout] ...   |
[INFO] [stdout] 341 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_ops` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `concat_idents` in this scope
[INFO] [stdout]    --> src/expressions.rs:101:51
[INFO] [stdout]     |
[INFO] [stdout] 101 |                               $($field: clone_child(concat_idents!($child_id)),)*
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 | / define_ops! {
[INFO] [stdout] 160 | |     Add: {
[INFO] [stdout] 161 | |         id: 1,
[INFO] [stdout] 162 | |         fields: {
[INFO] [stdout] ...   |
[INFO] [stdout] 341 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_ops` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simplexp` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simplexp` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d367fbc4890c43e2cc2602c37fc43a63878102bc86f95fcd5ca24116c565455a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d367fbc4890c43e2cc2602c37fc43a63878102bc86f95fcd5ca24116c565455a", kill_on_drop: false }`
[INFO] [stdout] d367fbc4890c43e2cc2602c37fc43a63878102bc86f95fcd5ca24116c565455a
