[INFO] fetching crate echoserver 0.0.1...
[INFO] checking echoserver-0.0.1 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate echoserver 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate echoserver 0.0.1 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate echoserver 0.0.1
[INFO] finished tweaking crates.io crate echoserver 0.0.1
[INFO] tweaked toml for crates.io crate echoserver 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate echoserver 0.0.1 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_str_bytes v6.4.1
[INFO] [stderr]   Downloaded futures-sink v0.3.25
[INFO] [stderr]   Downloaded clap_lex v0.3.1
[INFO] [stderr]   Downloaded futures-task v0.3.25
[INFO] [stderr]   Downloaded clap_derive v4.1.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded futures-util v0.3.25
[INFO] [stderr]   Downloaded rustix v0.36.7
[INFO] [stderr]   Downloaded clap v4.1.4
[INFO] [stderr]   Downloaded tokio v1.24.2
[INFO] [stderr]   Downloaded futures-core v0.3.25
[INFO] [stderr]   Downloaded once_cell v1.17.0
[INFO] [stderr]   Downloaded anyhow v1.0.68
[INFO] [stderr]   Downloaded futures-channel v0.3.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88bcb464f6c130eb62f744dc3ecc2b9b9e0e87d46a8ac8bf8be0dd8b8a1acc0f
[INFO] running `Command { std: "docker" "start" "-a" "88bcb464f6c130eb62f744dc3ecc2b9b9e0e87d46a8ac8bf8be0dd8b8a1acc0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88bcb464f6c130eb62f744dc3ecc2b9b9e0e87d46a8ac8bf8be0dd8b8a1acc0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bcb464f6c130eb62f744dc3ecc2b9b9e0e87d46a8ac8bf8be0dd8b8a1acc0f", kill_on_drop: false }`
[INFO] [stdout] 88bcb464f6c130eb62f744dc3ecc2b9b9e0e87d46a8ac8bf8be0dd8b8a1acc0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 233c1988d0e6da3f2d13db3a86522e0f7460cf8a75165e4dc227a6297937c475
[INFO] running `Command { std: "docker" "start" "-a" "233c1988d0e6da3f2d13db3a86522e0f7460cf8a75165e4dc227a6297937c475", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking indexmap v1.9.2
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "233c1988d0e6da3f2d13db3a86522e0f7460cf8a75165e4dc227a6297937c475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "233c1988d0e6da3f2d13db3a86522e0f7460cf8a75165e4dc227a6297937c475", kill_on_drop: false }`
[INFO] [stdout] 233c1988d0e6da3f2d13db3a86522e0f7460cf8a75165e4dc227a6297937c475
[INFO] checking echoserver-0.0.1 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate echoserver 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate echoserver 0.0.1 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate echoserver 0.0.1
[INFO] finished tweaking crates.io crate echoserver 0.0.1
[INFO] tweaked toml for crates.io crate echoserver 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate echoserver 0.0.1 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9938103f32abf189962ab1a59aa5f5ec1e6451b9f47523004c838896b41ad9c8
[INFO] running `Command { std: "docker" "start" "-a" "9938103f32abf189962ab1a59aa5f5ec1e6451b9f47523004c838896b41ad9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9938103f32abf189962ab1a59aa5f5ec1e6451b9f47523004c838896b41ad9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9938103f32abf189962ab1a59aa5f5ec1e6451b9f47523004c838896b41ad9c8", kill_on_drop: false }`
[INFO] [stdout] 9938103f32abf189962ab1a59aa5f5ec1e6451b9f47523004c838896b41ad9c8
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37f1e07f6ec74080c377761f242a816637d15cf21cf218ae08366c963f810eb4
[INFO] running `Command { std: "docker" "start" "-a" "37f1e07f6ec74080c377761f242a816637d15cf21cf218ae08366c963f810eb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking indexmap v1.9.2
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "37f1e07f6ec74080c377761f242a816637d15cf21cf218ae08366c963f810eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f1e07f6ec74080c377761f242a816637d15cf21cf218ae08366c963f810eb4", kill_on_drop: false }`
[INFO] [stdout] 37f1e07f6ec74080c377761f242a816637d15cf21cf218ae08366c963f810eb4
