[INFO] fetching crate kind2 0.3.10...
[INFO] checking kind2-0.3.10 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate kind2 0.3.10 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate kind2 0.3.10
[INFO] finished tweaking crates.io crate kind2 0.3.10
[INFO] tweaked toml for crates.io crate kind2 0.3.10 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kind2 0.3.10 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kind2 0.3.10 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3932f250fa0d27677d36373aa8b2e7219b86a1f90ab040939311d70aefd64768
[INFO] running `Command { std: "docker" "start" "-a" "3932f250fa0d27677d36373aa8b2e7219b86a1f90ab040939311d70aefd64768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3932f250fa0d27677d36373aa8b2e7219b86a1f90ab040939311d70aefd64768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3932f250fa0d27677d36373aa8b2e7219b86a1f90ab040939311d70aefd64768", kill_on_drop: false }`
[INFO] [stdout] 3932f250fa0d27677d36373aa8b2e7219b86a1f90ab040939311d70aefd64768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ecaac0a01b727c5f38e72795d0e1ebbf2dda2c778e2b76c1a04ddf42772f8e4
[INFO] running `Command { std: "docker" "start" "-a" "5ecaac0a01b727c5f38e72795d0e1ebbf2dda2c778e2b76c1a04ddf42772f8e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking gimli v0.27.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking highlight_error v0.1.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking HOPA v0.1.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking kind-span v0.1.3
[INFO] [stderr]    Compiling im-rc v15.1.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking object v0.30.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking refl v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[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 rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling rustix v0.36.5
[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" "5ecaac0a01b727c5f38e72795d0e1ebbf2dda2c778e2b76c1a04ddf42772f8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ecaac0a01b727c5f38e72795d0e1ebbf2dda2c778e2b76c1a04ddf42772f8e4", kill_on_drop: false }`
[INFO] [stdout] 5ecaac0a01b727c5f38e72795d0e1ebbf2dda2c778e2b76c1a04ddf42772f8e4