[INFO] fetching crate av-metrics-tool 0.9.1...
[INFO] checking av-metrics-tool-0.9.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate av-metrics-tool 0.9.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate av-metrics-tool 0.9.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate av-metrics-tool 0.9.1
[INFO] finished tweaking crates.io crate av-metrics-tool 0.9.1
[INFO] tweaked toml for crates.io crate av-metrics-tool 0.9.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate av-metrics-tool 0.9.1 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indicatif v0.17.3
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded av-metrics-decoders v0.2.3
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded noop_proc_macro v0.3.0
[INFO] [stderr]   Downloaded portable-atomic v0.3.19
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded rust_hawktracer_normal_macro v0.4.1
[INFO] [stderr]   Downloaded lab v0.11.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded clang-sys v1.6.1
[INFO] [stderr]   Downloaded textwrap v0.16.0
[INFO] [stderr]   Downloaded ffmpeg-the-third v1.2.2+ffmpeg-6.0
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded bindgen v0.64.0
[INFO] [stderr]   Downloaded clap v3.2.23
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded v_frame v0.3.3
[INFO] [stderr]   Downloaded y4m v0.8.0
[INFO] [stderr]   Downloaded console v0.15.5
[INFO] [stderr]   Downloaded rust_hawktracer_proc_macro v0.4.1
[INFO] [stderr]   Downloaded rust_hawktracer v0.7.0
[INFO] [stderr]   Downloaded av-metrics v0.9.1
[INFO] [stderr]   Downloaded ffmpeg-sys-the-third v1.1.1+ffmpeg-6.0
[INFO] [stderr]   Downloaded os_str_bytes v6.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38e31230199e6b144c42d53609b1727f21ae73dc8d622262b6d5731cbbf2dc99
[INFO] running `Command { std: "docker" "start" "-a" "38e31230199e6b144c42d53609b1727f21ae73dc8d622262b6d5731cbbf2dc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38e31230199e6b144c42d53609b1727f21ae73dc8d622262b6d5731cbbf2dc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e31230199e6b144c42d53609b1727f21ae73dc8d622262b6d5731cbbf2dc99", kill_on_drop: false }`
[INFO] [stdout] 38e31230199e6b144c42d53609b1727f21ae73dc8d622262b6d5731cbbf2dc99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f38a2f44eec36aa626af3580976f0e571f8fd237e6dddf53e80df40349037a
[INFO] running `Command { std: "docker" "start" "-a" "22f38a2f44eec36aa626af3580976f0e571f8fd237e6dddf53e80df40349037a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking rust_hawktracer_normal_macro v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling rust_hawktracer_proc_macro v0.4.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking lab v0.11.0
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking y4m v0.8.0
[INFO] [stderr]     Checking rust_hawktracer v0.7.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[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" "22f38a2f44eec36aa626af3580976f0e571f8fd237e6dddf53e80df40349037a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f38a2f44eec36aa626af3580976f0e571f8fd237e6dddf53e80df40349037a", kill_on_drop: false }`
[INFO] [stdout] 22f38a2f44eec36aa626af3580976f0e571f8fd237e6dddf53e80df40349037a
