[INFO] cloning repository https://github.com/svenstaro/miniserve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svenstaro/miniserve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fminiserve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fminiserve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3eeef9f63a781b59ce0f2329d225624f22c52be
[INFO] documenting svenstaro/miniserve against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenstaro%2Fminiserve" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svenstaro/miniserve on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/svenstaro/miniserve
[INFO] finished tweaking git repo https://github.com/svenstaro/miniserve
[INFO] tweaked toml for git repo https://github.com/svenstaro/miniserve written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/svenstaro/miniserve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fffe0ed8a523908f50878f78406bdfd52615aa0db4ac6a3e7370fb01d65a16f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fffe0ed8a523908f50878f78406bdfd52615aa0db4ac6a3e7370fb01d65a16f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fffe0ed8a523908f50878f78406bdfd52615aa0db4ac6a3e7370fb01d65a16f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fffe0ed8a523908f50878f78406bdfd52615aa0db4ac6a3e7370fb01d65a16f4", kill_on_drop: false }`
[INFO] [stdout] fffe0ed8a523908f50878f78406bdfd52615aa0db4ac6a3e7370fb01d65a16f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d12035fc9fcf08ead1b9e413fbd4d8c2e7bbe505428ba04f306e415737dd4c12
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d12035fc9fcf08ead1b9e413fbd4d8c2e7bbe505428ba04f306e415737dd4c12", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling v_escape v0.13.0
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling codemap v0.1.3
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling v_htmlescape v0.10.2
[INFO] [stderr]    Compiling maud_htmlescape v0.17.0
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]     Checking strum v0.19.5
[INFO] [stderr]     Checking port_check v0.1.5
[INFO] [stderr]     Checking alphanumeric-sort v1.4.0
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling time v0.2.21
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling peekmore v0.5.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling lasso v0.3.1
[INFO] [stderr]     Checking nanoid v0.3.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking chrono-humanize v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling derive_more v0.99.10
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling actix-web-codegen v0.3.0
[INFO] [stderr]    Compiling v_escape_derive v0.8.2
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling maud_macros v0.22.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.22.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.22.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.22.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(proc_macro_quote)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.22.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maud_macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: signal: 9
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.v_escape_derive.6p5et2jz-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libv_escape_derive-f993ff5244a59c8b.so" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.2e6lgl0vje0jwpgr.rcgu.o" "/opt/rustwide/target/debug/deps/v_escape_derive-f993ff5244a59c8b.log9uthpr60imw9.rcgu.o" "-Wl,--gc-sections" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsyn-33e3663fa1c85db7.rlib" "/opt/rustwide/target/debug/deps/libquote-f2a00d1a82e1fb56.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-5841d4e1f411fe66.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-8a058fa190690d36.rlib" "/opt/rustwide/target/debug/deps/libnom-e74a380531406e6e.rlib" "/opt/rustwide/target/debug/deps/libmemchr-d49ac1e01d7c87e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-8975dabc5e7e4cfc.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d12035fc9fcf08ead1b9e413fbd4d8c2e7bbe505428ba04f306e415737dd4c12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12035fc9fcf08ead1b9e413fbd4d8c2e7bbe505428ba04f306e415737dd4c12", kill_on_drop: false }`
[INFO] [stdout] d12035fc9fcf08ead1b9e413fbd4d8c2e7bbe505428ba04f306e415737dd4c12
