[INFO] fetching crate rust-bert 0.21.0...
[INFO] checking rust-bert-0.21.0 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate rust-bert 0.21.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rust-bert 0.21.0 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-bert 0.21.0
[INFO] finished tweaking crates.io crate rust-bert 0.21.0
[INFO] tweaked toml for crates.io crate rust-bert 0.21.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate rust-bert 0.21.0 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" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8016e613500fcac50c0a49f61b0fdde1b9335ffce9501b6f144a9671ee8c2e8d
[INFO] running `Command { std: "docker" "start" "-a" "8016e613500fcac50c0a49f61b0fdde1b9335ffce9501b6f144a9671ee8c2e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8016e613500fcac50c0a49f61b0fdde1b9335ffce9501b6f144a9671ee8c2e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8016e613500fcac50c0a49f61b0fdde1b9335ffce9501b6f144a9671ee8c2e8d", kill_on_drop: false }`
[INFO] [stdout] 8016e613500fcac50c0a49f61b0fdde1b9335ffce9501b6f144a9671ee8c2e8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 433c0062a8dfa8d319e753f58e48ec67b7a1124f59d60424808c481730553939
[INFO] running `Command { std: "docker" "start" "-a" "433c0062a8dfa8d319e753f58e48ec67b7a1124f59d60424808c481730553939", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[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" "433c0062a8dfa8d319e753f58e48ec67b7a1124f59d60424808c481730553939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "433c0062a8dfa8d319e753f58e48ec67b7a1124f59d60424808c481730553939", kill_on_drop: false }`
[INFO] [stdout] 433c0062a8dfa8d319e753f58e48ec67b7a1124f59d60424808c481730553939
[INFO] checking rust-bert-0.21.0 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1
[INFO] extracting crate rust-bert 0.21.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rust-bert 0.21.0 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-bert 0.21.0
[INFO] finished tweaking crates.io crate rust-bert 0.21.0
[INFO] tweaked toml for crates.io crate rust-bert 0.21.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate rust-bert 0.21.0 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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ed94d7393964e9ea53a42411dd66bb898b5f5381dce4fb238b09750f68ea77
[INFO] running `Command { std: "docker" "start" "-a" "d2ed94d7393964e9ea53a42411dd66bb898b5f5381dce4fb238b09750f68ea77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ed94d7393964e9ea53a42411dd66bb898b5f5381dce4fb238b09750f68ea77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ed94d7393964e9ea53a42411dd66bb898b5f5381dce4fb238b09750f68ea77", kill_on_drop: false }`
[INFO] [stdout] d2ed94d7393964e9ea53a42411dd66bb898b5f5381dce4fb238b09750f68ea77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eada643dd9a9264941915203df1652915404a1177a49125e9d66282d40f27250
[INFO] running `Command { std: "docker" "start" "-a" "eada643dd9a9264941915203df1652915404a1177a49125e9d66282d40f27250", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "eada643dd9a9264941915203df1652915404a1177a49125e9d66282d40f27250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eada643dd9a9264941915203df1652915404a1177a49125e9d66282d40f27250", kill_on_drop: false }`
[INFO] [stdout] eada643dd9a9264941915203df1652915404a1177a49125e9d66282d40f27250