[INFO] fetching crate impressionwise-rs 0.0.1...
[INFO] testing impressionwise-rs-0.0.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate impressionwise-rs 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate impressionwise-rs 0.0.1
[INFO] finished tweaking crates.io crate impressionwise-rs 0.0.1
[INFO] tweaked toml for crates.io crate impressionwise-rs 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate impressionwise-rs 0.0.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate impressionwise-rs 0.0.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time-macros v0.2.8
[INFO] [stderr]   Downloaded cookie_store v0.16.1
[INFO] [stderr]   Downloaded serde_json v1.0.95
[INFO] [stderr]   Downloaded futures-macro v0.3.27
[INFO] [stderr]   Downloaded tokio-macros v2.0.0
[INFO] [stderr]   Downloaded futures-core v0.3.27
[INFO] [stderr]   Downloaded futures-executor v0.3.27
[INFO] [stderr]   Downloaded publicsuffix v2.2.3
[INFO] [stderr]   Downloaded psl-types v2.0.11
[INFO] [stderr]   Downloaded hyper v0.14.25
[INFO] [stderr]   Downloaded js-sys v0.3.61
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.34
[INFO] [stderr]   Downloaded ipnet v2.7.2
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded futures-channel v0.3.27
[INFO] [stderr]   Downloaded futures-sink v0.3.27
[INFO] [stderr]   Downloaded wasm-streams v0.2.3
[INFO] [stderr]   Downloaded flate2 v1.0.25
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.16
[INFO] [stderr]   Downloaded futures-util v0.3.27
[INFO] [stderr]   Downloaded reqwest v0.11.16
[INFO] [stderr]   Downloaded time v0.3.20
[INFO] [stderr]   Downloaded serde v1.0.159
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.84
[INFO] [stderr]   Downloaded futures-task v0.3.27
[INFO] [stderr]   Downloaded miniz_oxide v0.6.2
[INFO] [stderr]   Downloaded parking_lot_core v0.9.7
[INFO] [stderr]   Downloaded tokio-util v0.7.7
[INFO] [stderr]   Downloaded futures v0.3.27
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.84
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded mio v0.8.6
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded futures-io v0.3.27
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.84
[INFO] [stderr]   Downloaded serde_derive v1.0.159
[INFO] [stderr]   Downloaded tokio v1.27.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.84
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.84
[INFO] [stderr]   Downloaded web-sys v0.3.61
[INFO] [stderr]   Downloaded regex v1.7.3
[INFO] [stderr]   Downloaded h2 v0.3.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afe6852db3171726ca4417f82034f53469b0a060ceea914b50f51e02e9a0c06c
[INFO] running `Command { std: "docker" "start" "-a" "afe6852db3171726ca4417f82034f53469b0a060ceea914b50f51e02e9a0c06c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afe6852db3171726ca4417f82034f53469b0a060ceea914b50f51e02e9a0c06c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe6852db3171726ca4417f82034f53469b0a060ceea914b50f51e02e9a0c06c", kill_on_drop: false }`
[INFO] [stdout] afe6852db3171726ca4417f82034f53469b0a060ceea914b50f51e02e9a0c06c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09804f246464697435ae4e1cef84e33f6b324b7bb1428b9eb5568bce2135b889
[INFO] running `Command { std: "docker" "start" "-a" "09804f246464697435ae4e1cef84e33f6b324b7bb1428b9eb5568bce2135b889", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/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 tokio v1.27.0
[INFO] [stderr]    Compiling futures-task v0.3.27
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "09804f246464697435ae4e1cef84e33f6b324b7bb1428b9eb5568bce2135b889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09804f246464697435ae4e1cef84e33f6b324b7bb1428b9eb5568bce2135b889", kill_on_drop: false }`
[INFO] [stdout] 09804f246464697435ae4e1cef84e33f6b324b7bb1428b9eb5568bce2135b889