[INFO] fetching crate backup-pinboard 0.0.5...
[INFO] checking backup-pinboard-0.0.5 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate backup-pinboard 0.0.5 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate backup-pinboard 0.0.5 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backup-pinboard 0.0.5
[INFO] finished tweaking crates.io crate backup-pinboard 0.0.5
[INFO] tweaked toml for crates.io crate backup-pinboard 0.0.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate backup-pinboard 0.0.5 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4882a655cc92bce095c800d496dfff9d2eb75d01ab1304e7f326db0f0b4a94a1
[INFO] running `Command { std: "docker" "start" "-a" "4882a655cc92bce095c800d496dfff9d2eb75d01ab1304e7f326db0f0b4a94a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4882a655cc92bce095c800d496dfff9d2eb75d01ab1304e7f326db0f0b4a94a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4882a655cc92bce095c800d496dfff9d2eb75d01ab1304e7f326db0f0b4a94a1", kill_on_drop: false }`
[INFO] [stdout] 4882a655cc92bce095c800d496dfff9d2eb75d01ab1304e7f326db0f0b4a94a1
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6be99123dc09f27044b970e7796063195047322e27027bff47fd24eeab22b577
[INFO] running `Command { std: "docker" "start" "-a" "6be99123dc09f27044b970e7796063195047322e27027bff47fd24eeab22b577", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[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] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking tinyvec v1.6.0
[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" "6be99123dc09f27044b970e7796063195047322e27027bff47fd24eeab22b577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be99123dc09f27044b970e7796063195047322e27027bff47fd24eeab22b577", kill_on_drop: false }`
[INFO] [stdout] 6be99123dc09f27044b970e7796063195047322e27027bff47fd24eeab22b577
