[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 try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWazzaps%2FSimplExp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wazzaps/SimplExp on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1-tc2/source/Cargo.toml
[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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57efcfb2287ff7528060ed7d10ba5e8b0779a01f1085c716b467e3b64abcdafa
[INFO] running `Command { std: "docker" "start" "-a" "57efcfb2287ff7528060ed7d10ba5e8b0779a01f1085c716b467e3b64abcdafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57efcfb2287ff7528060ed7d10ba5e8b0779a01f1085c716b467e3b64abcdafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57efcfb2287ff7528060ed7d10ba5e8b0779a01f1085c716b467e3b64abcdafa", kill_on_drop: false }`
[INFO] [stdout] 57efcfb2287ff7528060ed7d10ba5e8b0779a01f1085c716b467e3b64abcdafa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 312ddacb471463495be4bf5aa1cf8df7f3e1e4611cc098d957a459e1d1533863
[INFO] running `Command { std: "docker" "start" "-a" "312ddacb471463495be4bf5aa1cf8df7f3e1e4611cc098d957a459e1d1533863", 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]     Checking konst_macro_rules v0.2.13
[INFO] [stderr]    Compiling konst_proc_macros v0.2.11
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking eq-float v0.1.0
[INFO] [stderr]     Checking konst v0.2.13
[INFO] [stderr]    Compiling num-traits v0.2.14
[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: 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] error[E0635]: unknown feature `concat_idents`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(concat_idents)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `concat_idents`
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(concat_idents)]
[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 `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 E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simplexp` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "312ddacb471463495be4bf5aa1cf8df7f3e1e4611cc098d957a459e1d1533863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312ddacb471463495be4bf5aa1cf8df7f3e1e4611cc098d957a459e1d1533863", kill_on_drop: false }`
[INFO] [stdout] 312ddacb471463495be4bf5aa1cf8df7f3e1e4611cc098d957a459e1d1533863
