[INFO] fetching crate walletd_bip39 0.2.0...
[INFO] testing walletd_bip39-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate walletd_bip39 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate walletd_bip39 0.2.0
[INFO] finished tweaking crates.io crate walletd_bip39 0.2.0
[INFO] tweaked toml for crates.io crate walletd_bip39 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate walletd_bip39 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 walletd_bip39 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 byteorder v1.4.3
[INFO] [stderr]   Downloaded libsecp256k1 v0.7.1
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded memoffset v0.8.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.3
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded subtle v1.0.0
[INFO] [stderr]   Downloaded num_cpus v1.15.0
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.15
[INFO] [stderr]   Downloaded rayon-core v1.11.0
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.56
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded walletd_mnemonics_core v0.2.0
[INFO] [stderr]   Downloaded typenum v1.16.0
[INFO] [stderr]   Downloaded crypto-mac v0.7.0
[INFO] [stderr]   Downloaded enum-iterator-derive v1.2.0
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded zeroize v1.6.0
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded enum-iterator v1.4.0
[INFO] [stderr]   Downloaded quote v1.0.26
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.7
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.8
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] [stderr]   Downloaded libsecp256k1-core v0.3.0
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.3
[INFO] [stderr]   Downloaded rayon v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 865b51b2395b02a7e7772443a482eca266f9cd07e8e4566146ad5fe39d62ef41
[INFO] running `Command { std: "docker" "start" "-a" "865b51b2395b02a7e7772443a482eca266f9cd07e8e4566146ad5fe39d62ef41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865b51b2395b02a7e7772443a482eca266f9cd07e8e4566146ad5fe39d62ef41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865b51b2395b02a7e7772443a482eca266f9cd07e8e4566146ad5fe39d62ef41", kill_on_drop: false }`
[INFO] [stdout] 865b51b2395b02a7e7772443a482eca266f9cd07e8e4566146ad5fe39d62ef41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c6f536f3f0ef55de33a1891a6005e376d16e8f25d90d409659d5bb26761424e3
[INFO] running `Command { std: "docker" "start" "-a" "c6f536f3f0ef55de33a1891a6005e376d16e8f25d90d409659d5bb26761424e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling zeroize v1.6.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[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] [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" "c6f536f3f0ef55de33a1891a6005e376d16e8f25d90d409659d5bb26761424e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f536f3f0ef55de33a1891a6005e376d16e8f25d90d409659d5bb26761424e3", kill_on_drop: false }`
[INFO] [stdout] c6f536f3f0ef55de33a1891a6005e376d16e8f25d90d409659d5bb26761424e3
