[INFO] fetching crate msecret 0.1.2...
[INFO] testing msecret-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate msecret 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate msecret 0.1.2
[INFO] finished tweaking crates.io crate msecret 0.1.2
[INFO] tweaked toml for crates.io crate msecret 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate msecret 0.1.2 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 msecret 0.1.2 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 proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded zeroize v1.6.0
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded rust-argon2 v1.0.0
[INFO] [stderr]   Downloaded ecdsa v0.16.7
[INFO] [stderr]   Downloaded pkg-config v0.3.26
[INFO] [stderr]   Downloaded is-terminal v0.4.7
[INFO] [stderr]   Downloaded darling_core v0.12.4
[INFO] [stderr]   Downloaded anyhow v1.0.69
[INFO] [stderr]   Downloaded clap_derive v4.3.0
[INFO] [stderr]   Downloaded clap v4.3.0
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0-rc.3
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] [stderr]   Downloaded hkdf v0.12.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.90
[INFO] [stderr]   Downloaded syn v1.0.107
[INFO] [stderr]   Downloaded openssl v0.10.55
[INFO] [stderr]   Downloaded der v0.7.6
[INFO] [stderr]   Downloaded rustix v0.37.13
[INFO] [stderr]   Downloaded x25519-dalek v2.0.0-rc.3
[INFO] [stderr]   Downloaded mnemonic v1.0.1
[INFO] [stderr]   Downloaded elliptic-curve v0.13.5
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded gf256 v0.3.0
[INFO] [stderr]   Downloaded clap_builder v4.3.0
[INFO] [stderr]   Downloaded rsa v0.9.2
[INFO] [stderr]   Downloaded libm v0.2.7
[INFO] [stderr]   Downloaded k256 v0.13.1
[INFO] [stderr]   Downloaded crypto-bigint v0.5.2
[INFO] [stderr]   Downloaded ed25519 v2.2.1
[INFO] [stderr]   Downloaded evalexpr v6.6.0
[INFO] [stderr]   Downloaded gf256-macros v0.3.0
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded darling v0.12.4
[INFO] [stderr]   Downloaded primeorder v0.13.2
[INFO] [stderr]   Downloaded ripemd v0.1.3
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded num-iter v0.1.43
[INFO] [stderr]   Downloaded constant_time_eq v0.2.6
[INFO] [stderr]   Downloaded hermit-abi v0.3.1
[INFO] [stderr]   Downloaded shellwords v1.1.0
[INFO] [stderr]   Downloaded signature v2.0.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.8
[INFO] [stderr]   Downloaded curve25519-dalek-derive v0.1.0
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded darling_macro v0.12.4
[INFO] [stderr]   Downloaded hex-literal v0.4.1
[INFO] [stderr]   Downloaded ff v0.13.0
[INFO] [stderr]   Downloaded errno v0.3.1
[INFO] [stderr]   Downloaded sec1 v0.7.1
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded spki v0.7.2
[INFO] [stderr]   Downloaded arrayvec v0.7.3
[INFO] [stderr]   Downloaded blake2b_simd v1.0.1
[INFO] [stderr]   Downloaded fd-lock v3.0.12
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded sha2 v0.10.6
[INFO] [stderr]   Downloaded const-oid v0.9.2
[INFO] [stderr]   Downloaded platforms v3.0.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded openssl-src v111.25.0+1.1.1t
[INFO] [stderr]   Downloaded ed25519-dalek v2.0.0-rc.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3f9879bf9f7fc15b83ab9c234faf6fa70671faeb7972164ff4bc765c8473511e
[INFO] running `Command { std: "docker" "start" "-a" "3f9879bf9f7fc15b83ab9c234faf6fa70671faeb7972164ff4bc765c8473511e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9879bf9f7fc15b83ab9c234faf6fa70671faeb7972164ff4bc765c8473511e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9879bf9f7fc15b83ab9c234faf6fa70671faeb7972164ff4bc765c8473511e", kill_on_drop: false }`
[INFO] [stdout] 3f9879bf9f7fc15b83ab9c234faf6fa70671faeb7972164ff4bc765c8473511e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3c30432ea5d1799fb5ac2b072bf7507381f6d28b45f0525b53a63ebefd2f05c4
[INFO] running `Command { std: "docker" "start" "-a" "3c30432ea5d1799fb5ac2b072bf7507381f6d28b45f0525b53a63ebefd2f05c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling const-oid v0.9.2
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling rustix v0.37.13
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[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 libm v0.2.7
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling cc v1.0.79
[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" "3c30432ea5d1799fb5ac2b072bf7507381f6d28b45f0525b53a63ebefd2f05c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c30432ea5d1799fb5ac2b072bf7507381f6d28b45f0525b53a63ebefd2f05c4", kill_on_drop: false }`
[INFO] [stdout] 3c30432ea5d1799fb5ac2b072bf7507381f6d28b45f0525b53a63ebefd2f05c4