[INFO] fetching crate elfmalloc 0.1.0...
[INFO] checking elfmalloc-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate elfmalloc 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate elfmalloc 0.1.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elfmalloc 0.1.0
[INFO] finished tweaking crates.io crate elfmalloc 0.1.0
[INFO] tweaked toml for crates.io crate elfmalloc 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.6.10 (available: v1.1.3)
[INFO] [stderr]       Adding crossbeam v0.2.12 (available: v0.8.4)
[INFO] [stderr]       Adding env_logger v0.4.3 (available: v0.11.5)
[INFO] [stderr]       Adding errno v0.2.8 (available: v0.3.9)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding lazy_static v0.2.11 (available: v1.5.0)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.22)
[INFO] [stderr]       Adding mmap-alloc v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding object-alloc v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding regex v0.2.11 (available: v1.10.6)
[INFO] [stderr]       Adding regex-syntax v0.5.6 (available: v0.8.4)
[INFO] [stderr]       Adding spin v0.4.10 (available: v0.9.8)
[INFO] [stderr]       Adding thread_local v0.3.6 (available: v1.1.8)
[INFO] [stderr]       Adding ucd-util v0.1.10 (available: v0.2.1)
[INFO] [stderr]       Adding winapi v0.2.8 (available: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysconf v0.3.4
[INFO] [stderr]   Downloaded mmap-alloc v0.1.0
[INFO] [stderr]   Downloaded bagpipe v0.1.0
[INFO] [stderr]   Downloaded bsalloc v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded object-alloc v0.1.0
[INFO] [stderr]   Downloaded spin v0.4.10
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca7ad88f621e7f0774e9963110e0e9fe42d7eb448c5cb69e3e20620cfd4a75f4
[INFO] running `Command { std: "docker" "start" "-a" "ca7ad88f621e7f0774e9963110e0e9fe42d7eb448c5cb69e3e20620cfd4a75f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca7ad88f621e7f0774e9963110e0e9fe42d7eb448c5cb69e3e20620cfd4a75f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7ad88f621e7f0774e9963110e0e9fe42d7eb448c5cb69e3e20620cfd4a75f4", kill_on_drop: false }`
[INFO] [stdout] ca7ad88f621e7f0774e9963110e0e9fe42d7eb448c5cb69e3e20620cfd4a75f4
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c63d8f85a81f0f3f8ab233a34e7baba873702ebbc14dfe117a95e7f0063fd81
[INFO] running `Command { std: "docker" "start" "-a" "6c63d8f85a81f0f3f8ab233a34e7baba873702ebbc14dfe117a95e7f0063fd81", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking object-alloc v0.1.0
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stdout] error[E0432]: unresolved import `alloc::allocator`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/object-alloc-0.1.0/src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | use alloc::allocator::Layout;
[INFO] [stdout]    |            ^^^^^^^^^ could not find `allocator` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/spin-0.4.10/src/lib.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(feature = "const_fn", feature(const_fn))]
[INFO] [stdout]   |                                           ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `object-alloc` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spin` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c63d8f85a81f0f3f8ab233a34e7baba873702ebbc14dfe117a95e7f0063fd81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c63d8f85a81f0f3f8ab233a34e7baba873702ebbc14dfe117a95e7f0063fd81", kill_on_drop: false }`
[INFO] [stdout] 6c63d8f85a81f0f3f8ab233a34e7baba873702ebbc14dfe117a95e7f0063fd81