[INFO] fetching crate container-run 0.6.0...
[INFO] checking container-run-0.6.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate container-run 0.6.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate container-run 0.6.0 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 container-run 0.6.0
[INFO] finished tweaking crates.io crate container-run 0.6.0
[INFO] tweaked toml for crates.io crate container-run 0.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate container-run 0.6.0 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded convert_case v0.5.0
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded is_debug v1.0.1
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded serde-value v0.6.0
[INFO] [stderr]   Downloaded simple-log v1.5.1
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded proc-macro2 v1.0.49
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.5
[INFO] [stderr]   Downloaded flate2 v1.0.22
[INFO] [stderr]   Downloaded serde v1.0.151
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded log4rs v0.13.0
[INFO] [stderr]   Downloaded serde_yaml v0.9.16
[INFO] [stderr]   Downloaded anyhow v1.0.56
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded smallvec v1.8.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded serde_derive v1.0.151
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8496c3fbdb360e6100fe36162bc9b6488a9e6c7dc5775508ae39d7500d4c61c4
[INFO] running `Command { std: "docker" "start" "-a" "8496c3fbdb360e6100fe36162bc9b6488a9e6c7dc5775508ae39d7500d4c61c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8496c3fbdb360e6100fe36162bc9b6488a9e6c7dc5775508ae39d7500d4c61c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8496c3fbdb360e6100fe36162bc9b6488a9e6c7dc5775508ae39d7500d4c61c4", kill_on_drop: false }`
[INFO] [stdout] 8496c3fbdb360e6100fe36162bc9b6488a9e6c7dc5775508ae39d7500d4c61c4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0bd1491747aeda1d6475023f67d1529fa109b2c868e85791619d911f47c878f
[INFO] running `Command { std: "docker" "start" "-a" "d0bd1491747aeda1d6475023f67d1529fa109b2c868e85791619d911f47c878f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking is_debug v1.0.1
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.5
[INFO] [stderr]     Checking convert_case v0.5.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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] [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" "d0bd1491747aeda1d6475023f67d1529fa109b2c868e85791619d911f47c878f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0bd1491747aeda1d6475023f67d1529fa109b2c868e85791619d911f47c878f", kill_on_drop: false }`
[INFO] [stdout] d0bd1491747aeda1d6475023f67d1529fa109b2c868e85791619d911f47c878f
