[INFO] fetching crate cargo-script-mvs 0.2.0...
[INFO] testing cargo-script-mvs-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate cargo-script-mvs 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cargo-script-mvs 0.2.0
[INFO] finished tweaking crates.io crate cargo-script-mvs 0.2.0
[INFO] tweaked toml for crates.io crate cargo-script-mvs 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-script-mvs 0.2.0 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 cargo-script-mvs 0.2.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.2.19
[INFO] [stderr]   Downloaded snapbox-macros v0.3.1
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded os_pipe v1.1.2
[INFO] [stderr]   Downloaded toml_edit v0.19.1
[INFO] [stderr]   Downloaded constant_time_eq v0.2.5
[INFO] [stderr]   Downloaded ed25519-compact v2.0.4
[INFO] [stderr]   Downloaded sec1 v0.7.1
[INFO] [stderr]   Downloaded anstream v0.2.6
[INFO] [stderr]   Downloaded ecdsa v0.16.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.84
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded crypto-bigint v0.5.1
[INFO] [stderr]   Downloaded der v0.7.2
[INFO] [stderr]   Downloaded time v0.3.20
[INFO] [stderr]   Downloaded blake3 v1.3.3
[INFO] [stderr]   Downloaded git2 v0.16.0
[INFO] [stderr]   Downloaded orion v0.17.4
[INFO] [stderr]   Downloaded openssl v0.10.49
[INFO] [stderr]   Downloaded syn v2.0.13
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded serde_json v1.0.95
[INFO] [stderr]   Downloaded clap_builder v4.2.1
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.2
[INFO] [stderr]   Downloaded rustix v0.37.3
[INFO] [stderr]   Downloaded io-lifetimes v1.0.4
[INFO] [stderr]   Downloaded clap v4.2.1
[INFO] [stderr]   Downloaded primeorder v0.13.0
[INFO] [stderr]   Downloaded time-macros v0.2.8
[INFO] [stderr]   Downloaded anstyle-wincon v0.2.0
[INFO] [stderr]   Downloaded concolor-query v0.3.3
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded content_inspector v0.2.4
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded concolor-query v0.1.0
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded toml v0.7.1
[INFO] [stderr]   Downloaded crates-io v0.35.1
[INFO] [stderr]   Downloaded os_info v3.7.0
[INFO] [stderr]   Downloaded ct-codecs v1.1.1
[INFO] [stderr]   Downloaded spki v0.7.1
[INFO] [stderr]   Downloaded libgit2-sys v0.14.1+1.5.0
[INFO] [stderr]   Downloaded anstyle-parse v0.1.1
[INFO] [stderr]   Downloaded concolor-override v1.0.0
[INFO] [stderr]   Downloaded concolor v0.0.11
[INFO] [stderr]   Downloaded curl-sys v0.4.61+curl-8.0.1
[INFO] [stderr]   Downloaded bytesize v1.2.0
[INFO] [stderr]   Downloaded snapbox v0.4.7
[INFO] [stderr]   Downloaded openssl-src v111.25.2+1.1.1t
[INFO] [stderr]   Downloaded elliptic-curve v0.13.3
[INFO] [stderr]   Downloaded pasetors v0.6.6
[INFO] [stderr]   Downloaded cargo v0.69.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b46607aebf90ff73a3979a8fc2fe3441613cb5907d4c93880f277975d74ec763
[INFO] running `Command { std: "docker" "start" "-a" "b46607aebf90ff73a3979a8fc2fe3441613cb5907d4c93880f277975d74ec763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b46607aebf90ff73a3979a8fc2fe3441613cb5907d4c93880f277975d74ec763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46607aebf90ff73a3979a8fc2fe3441613cb5907d4c93880f277975d74ec763", kill_on_drop: false }`
[INFO] [stdout] b46607aebf90ff73a3979a8fc2fe3441613cb5907d4c93880f277975d74ec763
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cb9966795a5314f9fd9d1cfb10cb1d4bdb99885b720075c51fce5f32283feeb
[INFO] running `Command { std: "docker" "start" "-a" "8cb9966795a5314f9fd9d1cfb10cb1d4bdb99885b720075c51fce5f32283feeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeroize v1.6.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling const-oid v0.9.2
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling rustix v0.37.3
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 openssl v0.10.49
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling bstr v1.4.0
[INFO] [stderr]    Compiling anstyle-parse v0.1.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling filetime v0.2.19
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling concolor-query v0.3.3
[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" "8cb9966795a5314f9fd9d1cfb10cb1d4bdb99885b720075c51fce5f32283feeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb9966795a5314f9fd9d1cfb10cb1d4bdb99885b720075c51fce5f32283feeb", kill_on_drop: false }`
[INFO] [stdout] 8cb9966795a5314f9fd9d1cfb10cb1d4bdb99885b720075c51fce5f32283feeb