[INFO] fetching crate ezstress 2.0.3...
[INFO] checking ezstress-2.0.3 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate ezstress 2.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ezstress 2.0.3 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezstress 2.0.3
[INFO] finished tweaking crates.io crate ezstress 2.0.3
[INFO] tweaked toml for crates.io crate ezstress 2.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ezstress 2.0.3 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cl-sys v0.4.2
[INFO] [stderr]   Downloaded dyn-clone v1.0.10
[INFO] [stderr]   Downloaded qutex v0.2.4
[INFO] [stderr]   Downloaded ocl-core-vector v0.1.1
[INFO] [stderr]   Downloaded parking_lot_core v0.9.6
[INFO] [stderr]   Downloaded ocl-core v0.11.3
[INFO] [stderr]   Downloaded ntapi v0.4.0
[INFO] [stderr]   Downloaded inquire v0.5.3
[INFO] [stderr]   Downloaded ocl v0.19.4
[INFO] [stderr]   Downloaded sysinfo v0.27.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb8e55ec958aca871f4a88423b1bcfaa9081c219105aa8fae9c0034c56332878
[INFO] running `Command { std: "docker" "start" "-a" "fb8e55ec958aca871f4a88423b1bcfaa9081c219105aa8fae9c0034c56332878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb8e55ec958aca871f4a88423b1bcfaa9081c219105aa8fae9c0034c56332878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8e55ec958aca871f4a88423b1bcfaa9081c219105aa8fae9c0034c56332878", kill_on_drop: false }`
[INFO] [stdout] fb8e55ec958aca871f4a88423b1bcfaa9081c219105aa8fae9c0034c56332878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8e1c2d5758455a377e07eca7581e41d5dd4e2a72d3ab0022130036016a3ba66
[INFO] running `Command { std: "docker" "start" "-a" "c8e1c2d5758455a377e07eca7581e41d5dd4e2a72d3ab0022130036016a3ba66", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking dyn-clone v1.0.10
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 newline-converter v0.2.2
[INFO] [stderr]    Compiling rustc_version 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" "c8e1c2d5758455a377e07eca7581e41d5dd4e2a72d3ab0022130036016a3ba66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e1c2d5758455a377e07eca7581e41d5dd4e2a72d3ab0022130036016a3ba66", kill_on_drop: false }`
[INFO] [stdout] c8e1c2d5758455a377e07eca7581e41d5dd4e2a72d3ab0022130036016a3ba66
