[INFO] fetching crate cobble-core 1.2.0... [INFO] checking cobble-core-1.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate cobble-core 1.2.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate cobble-core 1.2.0 [INFO] finished tweaking crates.io crate cobble-core 1.2.0 [INFO] tweaked toml for crates.io crate cobble-core 1.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cobble-core 1.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate cobble-core 1.2.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustls-pemfile v1.0.1 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.33 [INFO] [stderr] Downloaded filetime v0.2.18 [INFO] [stderr] Downloaded async_io_utilities v0.1.4 [INFO] [stderr] Downloaded darling v0.14.2 [INFO] [stderr] Downloaded serde_bytes v0.11.7 [INFO] [stderr] Downloaded async-trait v0.1.59 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.83 [INFO] [stderr] Downloaded async_zip v0.0.9 [INFO] [stderr] Downloaded ipc-channel v0.16.0 [INFO] [stderr] Downloaded oauth2 v4.3.0 [INFO] [stderr] Downloaded reqwest v0.11.13 [INFO] [stderr] Downloaded darling_core v0.14.2 [INFO] [stderr] Downloaded fastnbt v2.3.2 [INFO] [stderr] Downloaded cxx v1.0.83 [INFO] [stderr] Downloaded cxx-build v1.0.83 [INFO] [stderr] Downloaded webpki-roots v0.22.5 [INFO] [stderr] Downloaded syn v1.0.105 [INFO] [stderr] Downloaded rustls v0.20.7 [INFO] [stderr] Downloaded async-compression v0.3.15 [INFO] [stderr] Downloaded hyper-rustls v0.23.1 [INFO] [stderr] Downloaded ipnet v2.5.1 [INFO] [stderr] Downloaded serde_path_to_error v0.1.8 [INFO] [stderr] Downloaded darling_macro v0.14.2 [INFO] [stderr] Downloaded fork v0.1.20 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.83 [INFO] [stderr] Downloaded libc v0.2.138 [INFO] [stderr] Downloaded web-sys v0.3.60 [INFO] [stderr] Downloaded zstd-sys v2.0.4+zstd.1.5.2 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb6dbbc5fbb6187a699e9626342bbbe359efe9c526f686f11efd334e4a527215 [INFO] running `Command { std: "docker" "start" "-a" "bb6dbbc5fbb6187a699e9626342bbbe359efe9c526f686f11efd334e4a527215", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb6dbbc5fbb6187a699e9626342bbbe359efe9c526f686f11efd334e4a527215", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb6dbbc5fbb6187a699e9626342bbbe359efe9c526f686f11efd334e4a527215", kill_on_drop: false }` [INFO] [stdout] bb6dbbc5fbb6187a699e9626342bbbe359efe9c526f686f11efd334e4a527215 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0874ae773173ac6969f20748f86405a5d7dd48ffd5e2d45a26de119a447103e4 [INFO] running `Command { std: "docker" "start" "-a" "0874ae773173ac6969f20748f86405a5d7dd48ffd5e2d45a26de119a447103e4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling parking_lot_core v0.9.5 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.148 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling serde v1.0.148 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 futures-util v0.3.25 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking futures-io v0.3.25 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling tokio v1.22.0 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling indexmap v1.9.2 [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" "0874ae773173ac6969f20748f86405a5d7dd48ffd5e2d45a26de119a447103e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0874ae773173ac6969f20748f86405a5d7dd48ffd5e2d45a26de119a447103e4", kill_on_drop: false }` [INFO] [stdout] 0874ae773173ac6969f20748f86405a5d7dd48ffd5e2d45a26de119a447103e4