[INFO] cloning repository https://github.com/PyO3/tokio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PyO3/tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyO3%2Ftokio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyO3%2Ftokio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 639611517cb3a16d952cc6d0f0bc9094594de65c
[INFO] checking PyO3/tokio against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyO3%2Ftokio" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PyO3/tokio on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PyO3/tokio
[INFO] finished tweaking git repo https://github.com/PyO3/tokio
[INFO] tweaked toml for git repo https://github.com/PyO3/tokio written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/PyO3/tokio 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded lazycell v0.5.1
[INFO] [stderr]   Downloaded httparse v1.2.3
[INFO] [stderr]   Downloaded mio v0.6.11
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded http-muncher v0.3.1
[INFO] [stderr]   Downloaded spin v0.4.6
[INFO] [stderr]   Downloaded tokio-signal v0.1.2
[INFO] [stderr]   Downloaded mio-uds v0.6.4
[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded tokio-io v0.1.4
[INFO] [stderr]   Downloaded twoway v0.1.7
[INFO] [stderr]   Downloaded memchr v2.0.0
[INFO] [stderr]   Downloaded boxfnonce v0.0.3
[INFO] [stderr]   Downloaded num-traits v0.2.3
[INFO] [stderr]   Downloaded pyo3cls v0.2.1
[INFO] [stderr]   Downloaded pyo3 v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7398fc861d4b0f67fe562f7a6723765cbfdd86888355b1810ec094c10fb639e
[INFO] running `Command { std: "docker" "start" "-a" "c7398fc861d4b0f67fe562f7a6723765cbfdd86888355b1810ec094c10fb639e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7398fc861d4b0f67fe562f7a6723765cbfdd86888355b1810ec094c10fb639e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7398fc861d4b0f67fe562f7a6723765cbfdd86888355b1810ec094c10fb639e", kill_on_drop: false }`
[INFO] [stdout] c7398fc861d4b0f67fe562f7a6723765cbfdd86888355b1810ec094c10fb639e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13e4b92f5378135cd97baba95470e5f4a10f37d6f8ff997522a339b9a54dfe98
[INFO] running `Command { std: "docker" "start" "-a" "13e4b92f5378135cd97baba95470e5f4a10f37d6f8ff997522a339b9a54dfe98", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking memchr v2.0.0
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking num-traits v0.2.3
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking spin v0.4.6
[INFO] [stderr]     Checking chan v0.1.19
[INFO] [stderr]    Compiling http-muncher v0.3.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/spin-0.4.6/src/lib.rs:8:43
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                           ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/spin-0.4.6/src/util.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     unsafe { asm!("pause" :::: "volatile"); }
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing this macro:
[INFO] [stdout]           core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_usize_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/spin-0.4.6/src/lib.rs:8:76
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spin` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "13e4b92f5378135cd97baba95470e5f4a10f37d6f8ff997522a339b9a54dfe98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e4b92f5378135cd97baba95470e5f4a10f37d6f8ff997522a339b9a54dfe98", kill_on_drop: false }`
[INFO] [stdout] 13e4b92f5378135cd97baba95470e5f4a10f37d6f8ff997522a339b9a54dfe98
