[INFO] fetching crate dsm 1.0.2...
[INFO] testing dsm-1.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate dsm 1.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate dsm 1.0.2
[INFO] finished tweaking crates.io crate dsm 1.0.2
[INFO] tweaked toml for crates.io crate dsm 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dsm 1.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dsm 1.0.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dart-semver v0.1.3
[INFO] [stderr]   Downloaded serde_spanned v0.6.2
[INFO] [stderr]   Downloaded jobserver v0.1.26
[INFO] [stderr]   Downloaded home v0.5.5
[INFO] [stderr]   Downloaded pest_generator v2.6.0
[INFO] [stderr]   Downloaded pest_derive v2.6.0
[INFO] [stderr]   Downloaded os_str_bytes v6.5.0
[INFO] [stderr]   Downloaded anyhow v1.0.71
[INFO] [stderr]   Downloaded toml v0.7.4
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded uuid v1.3.3
[INFO] [stderr]   Downloaded pest v2.6.0
[INFO] [stderr]   Downloaded winnow v0.4.6
[INFO] [stderr]   Downloaded toml_edit v0.19.10
[INFO] [stderr]   Downloaded serde_json v1.0.99
[INFO] [stderr]   Downloaded webpki-roots v0.22.6
[INFO] [stderr]   Downloaded rustls v0.20.8
[INFO] [stderr]   Downloaded ureq v2.6.2
[INFO] [stderr]   Downloaded object v0.30.4
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded webpki v0.22.0
[INFO] [stderr]   Downloaded textwrap v0.16.0
[INFO] [stderr]   Downloaded ucd-trie v0.1.5
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded clap_complete v3.2.5
[INFO] [stderr]   Downloaded pest_meta v2.6.0
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded junction v1.0.0
[INFO] [stderr]   Downloaded human-panic v1.1.4
[INFO] [stderr]   Downloaded zstd-sys v2.0.8+zstd.1.5.5
[INFO] [stderr]   Downloaded gimli v0.27.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce383ba8d9f9dc3f87f000db365a4e2d83b6f39a9660aaf03d15598989e0468
[INFO] running `Command { std: "docker" "start" "-a" "5ce383ba8d9f9dc3f87f000db365a4e2d83b6f39a9660aaf03d15598989e0468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce383ba8d9f9dc3f87f000db365a4e2d83b6f39a9660aaf03d15598989e0468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce383ba8d9f9dc3f87f000db365a4e2d83b6f39a9660aaf03d15598989e0468", kill_on_drop: false }`
[INFO] [stdout] 5ce383ba8d9f9dc3f87f000db365a4e2d83b6f39a9660aaf03d15598989e0468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ab774e7e72b00a6302b3f1ec029551187f2b0fb4afa07ab00bea96d295c2cdf
[INFO] running `Command { std: "docker" "start" "-a" "6ab774e7e72b00a6302b3f1ec029551187f2b0fb4afa07ab00bea96d295c2cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[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" "6ab774e7e72b00a6302b3f1ec029551187f2b0fb4afa07ab00bea96d295c2cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab774e7e72b00a6302b3f1ec029551187f2b0fb4afa07ab00bea96d295c2cdf", kill_on_drop: false }`
[INFO] [stdout] 6ab774e7e72b00a6302b3f1ec029551187f2b0fb4afa07ab00bea96d295c2cdf
