[INFO] fetching crate flavours 0.7.1... [INFO] testing flavours-0.7.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate flavours 0.7.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate flavours 0.7.1 [INFO] finished tweaking crates.io crate flavours 0.7.1 [INFO] tweaked toml for crates.io crate flavours 0.7.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate flavours 0.7.1 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate flavours 0.7.1 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_users v0.4.0 [INFO] [stderr] Downloaded shellexpand v2.1.0 [INFO] [stderr] Downloaded palette_derive v0.5.0 [INFO] [stderr] Downloaded palette v0.5.0 [INFO] [stderr] Downloaded ramhorns v0.14.0 [INFO] [stderr] Downloaded os_str_bytes v3.1.0 [INFO] [stderr] Downloaded clap_derive v3.0.0-beta.4 [INFO] [stderr] Downloaded clap_generate v3.0.0-beta.4 [INFO] [stderr] Downloaded gif v0.11.3 [INFO] [stderr] Downloaded rgb v0.8.29 [INFO] [stderr] Downloaded dirs-sys v0.3.6 [INFO] [stderr] Downloaded weezl v0.1.5 [INFO] [stderr] Downloaded syn v1.0.81 [INFO] [stderr] Downloaded base16_color_scheme v0.3.0 [INFO] [stderr] Downloaded calmio_filters v0.1.0 [INFO] [stderr] Downloaded calm_io v0.1.1 [INFO] [stderr] Downloaded dirs v3.0.2 [INFO] [stderr] Downloaded siphasher v0.3.7 [INFO] [stderr] Downloaded libc v0.2.105 [INFO] [stderr] Downloaded ppv-lite86 v0.2.15 [INFO] [stderr] Downloaded shell-words v1.0.0 [INFO] [stderr] Downloaded clap v3.0.0-beta.4 [INFO] [stderr] Downloaded color-thief v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c798137b93f138eec0917fca0f382eb5649d17183918ccf947d7a49f86a0520 [INFO] running `Command { std: "docker" "start" "-a" "2c798137b93f138eec0917fca0f382eb5649d17183918ccf947d7a49f86a0520", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c798137b93f138eec0917fca0f382eb5649d17183918ccf947d7a49f86a0520", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c798137b93f138eec0917fca0f382eb5649d17183918ccf947d7a49f86a0520", kill_on_drop: false }` [INFO] [stdout] 2c798137b93f138eec0917fca0f382eb5649d17183918ccf947d7a49f86a0520 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7af17803a8a19eb49d051772014ead64d587135adb69c62d3b121983d9bbe112 [INFO] running `Command { std: "docker" "start" "-a" "7af17803a8a19eb49d051772014ead64d587135adb69c62d3b121983d9bbe112", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling serde_derive v1.0.159 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling siphasher v0.3.7 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde v1.0.159 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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] help: there is a feature with a similar name: `proc_macro_span_file` [INFO] [stdout] | [INFO] [stdout] 92 - feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] 92 + feature(proc_macro_span, proc_macro_span_file) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling weezl v0.1.5 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling bytemuck v1.7.2 [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] running `Command { std: "docker" "inspect" "7af17803a8a19eb49d051772014ead64d587135adb69c62d3b121983d9bbe112", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7af17803a8a19eb49d051772014ead64d587135adb69c62d3b121983d9bbe112", kill_on_drop: false }` [INFO] [stdout] 7af17803a8a19eb49d051772014ead64d587135adb69c62d3b121983d9bbe112