[INFO] fetching crate colorgrad 0.6.2... [INFO] checking colorgrad-0.6.2 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1 [INFO] extracting crate colorgrad 0.6.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate colorgrad 0.6.2 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 colorgrad 0.6.2 [INFO] finished tweaking crates.io crate colorgrad 0.6.2 [INFO] tweaked toml for crates.io crate colorgrad 0.6.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate colorgrad 0.6.2 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 ... [INFO] [stderr] Downloaded crc32fast v1.3.2 [INFO] [stderr] Downloaded num-integer v0.1.45 [INFO] [stderr] Downloaded flate2 v1.0.24 [INFO] [stderr] Downloaded png v0.17.6 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.83 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded itoa v0.4.8 [INFO] [stderr] Downloaded walkdir v2.3.2 [INFO] [stderr] Downloaded cast v0.3.0 [INFO] [stderr] Downloaded itoa v1.0.4 [INFO] [stderr] Downloaded csv-core v0.1.10 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded bstr v0.2.17 [INFO] [stderr] Downloaded regex-syntax v0.6.27 [INFO] [stderr] Downloaded libc v0.2.135 [INFO] [stderr] Downloaded web-sys v0.3.60 [INFO] [stderr] Downloaded csv v1.1.6 [INFO] [stderr] Downloaded once_cell v1.15.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.83 [INFO] [stderr] Downloaded plotters v0.3.4 [INFO] [stderr] Downloaded crossbeam-channel v0.5.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.11 [INFO] [stderr] Downloaded crossbeam-utils v0.8.12 [INFO] [stderr] Downloaded rayon-core v1.9.3 [INFO] [stderr] Downloaded rayon v1.5.3 [INFO] [stderr] Downloaded regex v1.6.0 [INFO] [stderr] Downloaded half v1.8.2 [INFO] [stderr] Downloaded serde_derive v1.0.145 [INFO] [stderr] Downloaded serde_json v1.0.86 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded syn v1.0.102 [INFO] [stderr] Downloaded image v0.24.4 [INFO] [stderr] Downloaded js-sys v0.3.60 [INFO] [stderr] Downloaded bumpalo v3.11.0 [INFO] [stderr] Downloaded log v0.4.17 [INFO] [stderr] Downloaded serde v1.0.145 [INFO] [stderr] Downloaded siphasher v0.3.10 [INFO] [stderr] Downloaded phf v0.11.1 [INFO] [stderr] Downloaded plotters-backend v0.3.4 [INFO] [stderr] Downloaded plotters-svg v0.3.3 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.83 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.83 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.83 [INFO] [stderr] Downloaded either v1.8.0 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded crossbeam-deque v0.8.2 [INFO] [stderr] Downloaded num_cpus v1.13.1 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded ryu v1.0.11 [INFO] [stderr] Downloaded phf_shared v0.11.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.46 [INFO] [stderr] Downloaded quote v1.0.21 [INFO] [stderr] Downloaded unicode-ident v1.0.5 [INFO] [stderr] Downloaded phf_generator v0.11.1 [INFO] [stderr] Downloaded phf_macros v0.11.1 [INFO] [stderr] Downloaded csscolorparser v0.6.2 [INFO] [stderr] Downloaded num-traits v0.2.15 [INFO] [stderr] Downloaded bytemuck v1.12.1 [INFO] [stderr] Downloaded miniz_oxide v0.5.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ee793de41b7a10acf8387944b8e2536c0ec3660359eab1c04eaacbe4e14902bf [INFO] running `Command { std: "docker" "start" "-a" "ee793de41b7a10acf8387944b8e2536c0ec3660359eab1c04eaacbe4e14902bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee793de41b7a10acf8387944b8e2536c0ec3660359eab1c04eaacbe4e14902bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee793de41b7a10acf8387944b8e2536c0ec3660359eab1c04eaacbe4e14902bf", kill_on_drop: false }` [INFO] [stdout] ee793de41b7a10acf8387944b8e2536c0ec3660359eab1c04eaacbe4e14902bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6a47285a4d69ae1a2fd5df03d2df753ae8a8c3cf8ca45231566da52dee2c3a59 [INFO] running `Command { std: "docker" "start" "-a" "6a47285a4d69ae1a2fd5df03d2df753ae8a8c3cf8ca45231566da52dee2c3a59", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.102 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling crossbeam-utils v0.8.12 [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling crossbeam-epoch v0.9.11 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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 rand v0.8.5 [INFO] [stderr] Compiling phf_shared v0.11.1 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [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" "6a47285a4d69ae1a2fd5df03d2df753ae8a8c3cf8ca45231566da52dee2c3a59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a47285a4d69ae1a2fd5df03d2df753ae8a8c3cf8ca45231566da52dee2c3a59", kill_on_drop: false }` [INFO] [stdout] 6a47285a4d69ae1a2fd5df03d2df753ae8a8c3cf8ca45231566da52dee2c3a59 [INFO] checking colorgrad-0.6.2 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1 [INFO] extracting crate colorgrad 0.6.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate colorgrad 0.6.2 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 colorgrad 0.6.2 [INFO] finished tweaking crates.io crate colorgrad 0.6.2 [INFO] tweaked toml for crates.io crate colorgrad 0.6.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate colorgrad 0.6.2 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2041f83bbbea39673ef03251f1cb361af02c400244424c103a687993a5571654 [INFO] running `Command { std: "docker" "start" "-a" "2041f83bbbea39673ef03251f1cb361af02c400244424c103a687993a5571654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2041f83bbbea39673ef03251f1cb361af02c400244424c103a687993a5571654", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2041f83bbbea39673ef03251f1cb361af02c400244424c103a687993a5571654", kill_on_drop: false }` [INFO] [stdout] 2041f83bbbea39673ef03251f1cb361af02c400244424c103a687993a5571654 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 26a94bc038a55dda10c2dc1f2ace417d137e47671df6aafd348d28578eb2eb3d [INFO] running `Command { std: "docker" "start" "-a" "26a94bc038a55dda10c2dc1f2ace417d137e47671df6aafd348d28578eb2eb3d", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "26a94bc038a55dda10c2dc1f2ace417d137e47671df6aafd348d28578eb2eb3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26a94bc038a55dda10c2dc1f2ace417d137e47671df6aafd348d28578eb2eb3d", kill_on_drop: false }` [INFO] [stdout] 26a94bc038a55dda10c2dc1f2ace417d137e47671df6aafd348d28578eb2eb3d