[INFO] fetching crate viewit 0.1.5...
[INFO] checking viewit-0.1.5 against try#da25749bf5e6ba5ed862ff361c19afff2a986b2d for pr-132712
[INFO] extracting crate viewit 0.1.5 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate viewit 0.1.5 on toolchain da25749bf5e6ba5ed862ff361c19afff2a986b2d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate viewit 0.1.5
[INFO] finished tweaking crates.io crate viewit 0.1.5
[INFO] tweaked toml for crates.io crate viewit 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate viewit 0.1.5 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" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ace760ec79ed3d27f559f369722fdd3d05026de132e769ca4031a96a06ca37b
[INFO] running `Command { std: "docker" "start" "-a" "7ace760ec79ed3d27f559f369722fdd3d05026de132e769ca4031a96a06ca37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ace760ec79ed3d27f559f369722fdd3d05026de132e769ca4031a96a06ca37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ace760ec79ed3d27f559f369722fdd3d05026de132e769ca4031a96a06ca37b", kill_on_drop: false }`
[INFO] [stdout] 7ace760ec79ed3d27f559f369722fdd3d05026de132e769ca4031a96a06ca37b
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+da25749bf5e6ba5ed862ff361c19afff2a986b2d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d09e7e4c1301b59c4adc002463a5e97038f2f962280a46b485452dd4c8a4dbf
[INFO] running `Command { std: "docker" "start" "-a" "4d09e7e4c1301b59c4adc002463a5e97038f2f962280a46b485452dd4c8a4dbf", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling prettyplease v0.1.24
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[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 `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "4d09e7e4c1301b59c4adc002463a5e97038f2f962280a46b485452dd4c8a4dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d09e7e4c1301b59c4adc002463a5e97038f2f962280a46b485452dd4c8a4dbf", kill_on_drop: false }`
[INFO] [stdout] 4d09e7e4c1301b59c4adc002463a5e97038f2f962280a46b485452dd4c8a4dbf