[INFO] fetching crate simple-web-server 0.2.0...
[INFO] testing simple-web-server-0.2.0 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate simple-web-server 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate simple-web-server 0.2.0 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-web-server 0.2.0
[INFO] finished tweaking crates.io crate simple-web-server 0.2.0
[INFO] tweaked toml for crates.io crate simple-web-server 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate simple-web-server 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" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix-router v0.5.0
[INFO] [stderr]   Downloaded actix-files v0.6.2
[INFO] [stderr]   Downloaded firestorm v0.5.0
[INFO] [stderr]   Downloaded ctrlc v3.2.4
[INFO] [stderr]   Downloaded nix v0.26.1
[INFO] [stderr]   Downloaded object v0.30.2
[INFO] [stderr]   Downloaded zstd-sys v2.0.5+zstd.1.5.2
[INFO] [stderr]   Downloaded rust-utils v0.6.1
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa3706d638044c30a84ba54c8511e5cc6f6684c5d4d5a2f9eae0e2ed90345333
[INFO] running `Command { std: "docker" "start" "-a" "fa3706d638044c30a84ba54c8511e5cc6f6684c5d4d5a2f9eae0e2ed90345333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa3706d638044c30a84ba54c8511e5cc6f6684c5d4d5a2f9eae0e2ed90345333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3706d638044c30a84ba54c8511e5cc6f6684c5d4d5a2f9eae0e2ed90345333", kill_on_drop: false }`
[INFO] [stdout] fa3706d638044c30a84ba54c8511e5cc6f6684c5d4d5a2f9eae0e2ed90345333
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a74d781f197393f19fdf098da1e4395d0f4d9f9e3753d950364885afa692436
[INFO] running `Command { std: "docker" "start" "-a" "8a74d781f197393f19fdf098da1e4395d0f4d9f9e3753d950364885afa692436", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling local-waker v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 bytestring v1.0.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[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" "8a74d781f197393f19fdf098da1e4395d0f4d9f9e3753d950364885afa692436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a74d781f197393f19fdf098da1e4395d0f4d9f9e3753d950364885afa692436", kill_on_drop: false }`
[INFO] [stdout] 8a74d781f197393f19fdf098da1e4395d0f4d9f9e3753d950364885afa692436
