[INFO] fetching crate rocket_prometheus_logger 0.1.0...
[INFO] testing rocket_prometheus_logger-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rocket_prometheus_logger 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rocket_prometheus_logger 0.1.0
[INFO] finished tweaking crates.io crate rocket_prometheus_logger 0.1.0
[INFO] tweaked toml for crates.io crate rocket_prometheus_logger 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rocket_prometheus_logger 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 270 packages to latest compatible versions
[INFO] [stderr]       Adding prometheus v0.5.0 (available: v0.14.0)
[INFO] [stderr]       Adding rocket v0.4.11 (available: v0.5.1)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cac26febb48fc9cf18c5425d69e7d44dcbc2ae65050dc95cc19c198efebacace
[INFO] running `Command { std: "docker" "start" "-a" "cac26febb48fc9cf18c5425d69e7d44dcbc2ae65050dc95cc19c198efebacace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cac26febb48fc9cf18c5425d69e7d44dcbc2ae65050dc95cc19c198efebacace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac26febb48fc9cf18c5425d69e7d44dcbc2ae65050dc95cc19c198efebacace", kill_on_drop: false }`
[INFO] [stdout] cac26febb48fc9cf18c5425d69e7d44dcbc2ae65050dc95cc19c198efebacace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d93d8ad16320eb73514e99ea185ddd554491e22db92f24beb2eeaca5c66e7b03
[INFO] running `Command { std: "docker" "start" "-a" "d93d8ad16320eb73514e99ea185ddd554491e22db92f24beb2eeaca5c66e7b03", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio v0.1.22
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[INFO] [stderr]    Compiling devise_core v0.2.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/devise_core-0.2.1/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 1.90.0; 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]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/devise_core-0.2.1/src/generator.rs:29:39
[INFO] [stdout]     |
[INFO] [stdout]  29 |               $(self.$vec.push(Box::new(concat_idents!(default_, $get_f)));)*
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 193 | /     mappers! {
[INFO] [stdout] 194 | |         (map_struct, try_map_struct, struct_mapper): Struct, struct_mappers,
[INFO] [stdout] 195 | |         (map_enum, try_map_enum, enum_mapper): Enum, enum_mappers,
[INFO] [stdout] 196 | |         (map_variant, try_map_variant, variant_mapper): Variant, variant_mappers,
[INFO] [stdout] 197 | |         (map_fields, try_map_fields, fields_mapper): Fields, fields_mappers,
[INFO] [stdout] 198 | |         (map_field, try_map_field, field_mapper): Field, field_mappers
[INFO] [stdout] 199 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `mappers` (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 `devise_core` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d93d8ad16320eb73514e99ea185ddd554491e22db92f24beb2eeaca5c66e7b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93d8ad16320eb73514e99ea185ddd554491e22db92f24beb2eeaca5c66e7b03", kill_on_drop: false }`
[INFO] [stdout] d93d8ad16320eb73514e99ea185ddd554491e22db92f24beb2eeaca5c66e7b03