[INFO] fetching crate microdsp 0.1.3... [INFO] testing microdsp-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate microdsp 0.1.3 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate microdsp 0.1.3 [INFO] finished tweaking crates.io crate microdsp 0.1.3 [INFO] tweaked toml for crates.io crate microdsp 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate microdsp 0.1.3 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 microdsp 0.1.3 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 half v1.8.2 [INFO] [stderr] Downloaded plotters-svg v0.3.3 [INFO] [stderr] Downloaded walkdir v2.3.3 [INFO] [stderr] Downloaded plotters-backend v0.3.4 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.14 [INFO] [stderr] Downloaded proc-macro2 v1.0.53 [INFO] [stderr] Downloaded serde_derive v1.0.158 [INFO] [stderr] Downloaded serde_json v1.0.94 [INFO] [stderr] Downloaded crossbeam-channel v0.5.7 [INFO] [stderr] Downloaded microfft v0.4.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.15 [INFO] [stderr] Downloaded plotters v0.3.4 [INFO] [stderr] Downloaded serde v1.0.158 [INFO] [stderr] Downloaded regex v1.7.2 [INFO] [stderr] Downloaded syn v2.0.8 [INFO] [stderr] Downloaded memoffset v0.8.0 [INFO] [stderr] Downloaded csv v1.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e48411b0c676a6af6127c23f45a3b4e218e188177f982eabf699d07c1015ec01 [INFO] running `Command { std: "docker" "start" "-a" "e48411b0c676a6af6127c23f45a3b4e218e188177f982eabf699d07c1015ec01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e48411b0c676a6af6127c23f45a3b4e218e188177f982eabf699d07c1015ec01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e48411b0c676a6af6127c23f45a3b4e218e188177f982eabf699d07c1015ec01", kill_on_drop: false }` [INFO] [stdout] e48411b0c676a6af6127c23f45a3b4e218e188177f982eabf699d07c1015ec01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 68c52f9480738602b3a80020177be35a18e21a1938e4b7865e119179be90e49c [INFO] running `Command { std: "docker" "start" "-a" "68c52f9480738602b3a80020177be35a18e21a1938e4b7865e119179be90e49c", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling micromath v2.0.0 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling microfft v0.4.0 [INFO] [stderr] Compiling microdsp v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.51s [INFO] running `Command { std: "docker" "inspect" "68c52f9480738602b3a80020177be35a18e21a1938e4b7865e119179be90e49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68c52f9480738602b3a80020177be35a18e21a1938e4b7865e119179be90e49c", kill_on_drop: false }` [INFO] [stdout] 68c52f9480738602b3a80020177be35a18e21a1938e4b7865e119179be90e49c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c04955ab26341f0e418760e01c39b09e4c9ab8b0d91b21d364ff7f987723cbf8 [INFO] running `Command { std: "docker" "start" "-a" "c04955ab26341f0e418760e01c39b09e4c9ab8b0d91b21d364ff7f987723cbf8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde v1.0.158 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling proc-macro2 v1.0.53 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling quote v1.0.26 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling ryu v1.0.13 [INFO] [stderr] Compiling serde_json v1.0.94 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling itoa v1.0.6 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.4 [INFO] [stderr] Compiling serde_derive v1.0.158 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling plotters-svg v0.3.3 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling walkdir v2.3.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/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 clap v2.34.0 [INFO] [stderr] Compiling num_cpus v1.15.0 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling crossbeam-channel v0.5.7 [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" "c04955ab26341f0e418760e01c39b09e4c9ab8b0d91b21d364ff7f987723cbf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c04955ab26341f0e418760e01c39b09e4c9ab8b0d91b21d364ff7f987723cbf8", kill_on_drop: false }` [INFO] [stdout] c04955ab26341f0e418760e01c39b09e4c9ab8b0d91b21d364ff7f987723cbf8