[INFO] fetching crate quizler 0.1.0-alpha...
[INFO] checking quizler-0.1.0-alpha against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate quizler 0.1.0-alpha into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate quizler 0.1.0-alpha on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quizler 0.1.0-alpha
[INFO] finished tweaking crates.io crate quizler 0.1.0-alpha
[INFO] tweaked toml for crates.io crate quizler 0.1.0-alpha written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate quizler 0.1.0-alpha 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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embeddy-derive v0.1.0
[INFO] [stderr]   Downloaded actix-web-actors v4.2.0
[INFO] [stderr]   Downloaded actix-web-codegen v4.2.0
[INFO] [stderr]   Downloaded uuid-macro-internal v1.3.2
[INFO] [stderr]   Downloaded parse-size v1.0.0
[INFO] [stderr]   Downloaded embeddy v0.1.1
[INFO] [stderr]   Downloaded local-channel v0.1.3
[INFO] [stderr]   Downloaded local-waker v0.1.3
[INFO] [stderr]   Downloaded bytestring v1.3.0
[INFO] [stderr]   Downloaded actix-multipart-derive v0.6.0
[INFO] [stderr]   Downloaded actix-codec v0.5.0
[INFO] [stderr]   Downloaded actix-cors v0.6.4
[INFO] [stderr]   Downloaded actix-router v0.5.1
[INFO] [stderr]   Downloaded actix-multipart v0.6.0
[INFO] [stderr]   Downloaded actix-server v2.2.0
[INFO] [stderr]   Downloaded serde_plain v1.0.1
[INFO] [stderr]   Downloaded zstd-safe v6.0.5+zstd.1.5.4
[INFO] [stderr]   Downloaded actix-rt v2.8.0
[INFO] [stderr]   Downloaded actix-http v3.3.1
[INFO] [stderr]   Downloaded actix-web v4.3.1
[INFO] [stderr]   Downloaded rustrict v0.7.6
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60f1894f556d337e521ce38f6acca04cd9db46b4c07b591c14e269f440d0db6c
[INFO] running `Command { std: "docker" "start" "-a" "60f1894f556d337e521ce38f6acca04cd9db46b4c07b591c14e269f440d0db6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60f1894f556d337e521ce38f6acca04cd9db46b4c07b591c14e269f440d0db6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f1894f556d337e521ce38f6acca04cd9db46b4c07b591c14e269f440d0db6c", kill_on_drop: false }`
[INFO] [stdout] 60f1894f556d337e521ce38f6acca04cd9db46b4c07b591c14e269f440d0db6c
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4e4c046abe52d2c2ebcb7cafdfc81a6f2cba38d9e3ef4f4559c4dba92c9b20e
[INFO] running `Command { std: "docker" "start" "-a" "e4e4c046abe52d2c2ebcb7cafdfc81a6f2cba38d9e3ef4f4559c4dba92c9b20e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/wrapper.rs:475:33
[INFO] [stdout]     |
[INFO] [stdout] 475 |                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 475 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 475 +                 let LineColumn { line, column } = s.start();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/wrapper.rs:489:33
[INFO] [stdout]     |
[INFO] [stdout] 489 |                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 489 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 489 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stdout] Some errors have detailed explanations: E0422, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e4e4c046abe52d2c2ebcb7cafdfc81a6f2cba38d9e3ef4f4559c4dba92c9b20e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e4c046abe52d2c2ebcb7cafdfc81a6f2cba38d9e3ef4f4559c4dba92c9b20e", kill_on_drop: false }`
[INFO] [stdout] e4e4c046abe52d2c2ebcb7cafdfc81a6f2cba38d9e3ef4f4559c4dba92c9b20e
