[INFO] cloning repository https://github.com/vp89/rust-url-shortener
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vp89/rust-url-shortener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvp89%2Frust-url-shortener", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvp89%2Frust-url-shortener'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b55d3cd2e518371927218e690edd69c4a4a14d4
[INFO] documenting vp89/rust-url-shortener against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvp89%2Frust-url-shortener" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vp89/rust-url-shortener on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vp89/rust-url-shortener
[INFO] finished tweaking git repo https://github.com/vp89/rust-url-shortener
[INFO] tweaked toml for git repo https://github.com/vp89/rust-url-shortener written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/vp89/rust-url-shortener already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded sqlx-rt v0.5.5
[INFO] [stderr]   Downloaded async-process v1.1.0
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded const_fn v0.4.8
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.19.7
[INFO] [stderr]   Downloaded trust-dns-resolver v0.19.7
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.19
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded hashlink v0.7.0
[INFO] [stderr]   Downloaded sqlx-core v0.5.5
[INFO] [stderr]   Downloaded async-native-tls v0.3.3
[INFO] [stderr]   Downloaded gethostname v0.2.1
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded whoami v1.1.2
[INFO] [stderr]   Downloaded sqlx-macros v0.5.5
[INFO] [stderr]   Downloaded sqlx v0.5.5
[INFO] [stderr]   Downloaded tracing-bunyan-formatter v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05ba5086146c550b4bae064bf954fe6c11723606346e16c7543d5ce86dd8a2f4
[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" "05ba5086146c550b4bae064bf954fe6c11723606346e16c7543d5ce86dd8a2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05ba5086146c550b4bae064bf954fe6c11723606346e16c7543d5ce86dd8a2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ba5086146c550b4bae064bf954fe6c11723606346e16c7543d5ce86dd8a2f4", kill_on_drop: false }`
[INFO] [stdout] 05ba5086146c550b4bae064bf954fe6c11723606346e16c7543d5ce86dd8a2f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03a0d61e580455ef6912710669f3b21a7afb6a671a7006983c8400e00a3bd6d8
[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" "03a0d61e580455ef6912710669f3b21a7afb6a671a7006983c8400e00a3bd6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.2
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]     Checking sqlformat v0.1.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.126/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=205fbc06726f7fc6 -C extra-filename=-205fbc06726f7fc6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ca47117b064b7f78.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-de724f3417462047.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-43eecbcc733dfea3.rlib --extern proc_macro --cap-lints allow --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "03a0d61e580455ef6912710669f3b21a7afb6a671a7006983c8400e00a3bd6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03a0d61e580455ef6912710669f3b21a7afb6a671a7006983c8400e00a3bd6d8", kill_on_drop: false }`
[INFO] [stdout] 03a0d61e580455ef6912710669f3b21a7afb6a671a7006983c8400e00a3bd6d8
