[INFO] cloning repository https://github.com/rylynchen/rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rylynchen/rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylynchen%2Frust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylynchen%2Frust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a25facbe2ad273e24f98cd9c66aa8af705995996
[INFO] documenting rylynchen/rust-example against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylynchen%2Frust-example" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rylynchen/rust-example on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rylynchen/rust-example
[INFO] finished tweaking git repo https://github.com/rylynchen/rust-example
[INFO] tweaked toml for git repo https://github.com/rylynchen/rust-example written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/rylynchen/rust-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed334bdd94aaf67f5d049b447acce15dd53995512e580e819b2a95f691a4a532
[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" "ed334bdd94aaf67f5d049b447acce15dd53995512e580e819b2a95f691a4a532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed334bdd94aaf67f5d049b447acce15dd53995512e580e819b2a95f691a4a532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed334bdd94aaf67f5d049b447acce15dd53995512e580e819b2a95f691a4a532", kill_on_drop: false }`
[INFO] [stdout] ed334bdd94aaf67f5d049b447acce15dd53995512e580e819b2a95f691a4a532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 41f378e72cb241b39826c6464886a0c4ea1d30aac82a5680ef65235b974e4948
[INFO] running `Command { std: "docker" "start" "-a" "41f378e72cb241b39826c6464886a0c4ea1d30aac82a5680ef65235b974e4948", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name closure src/bin/closure.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=c86cd86ce8e76bea -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name from src/bin/from.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f2ab51c9da0addef -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name input_param src/bin/input_param.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3a4a331e64456801 -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name iterator_any src/bin/iterator_any.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4a23daac83e98a87 -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name loop src/bin/loop.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7df0e0d7132588a9 -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name alias src/bin/alias.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=13df422b823d7020 -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name try_from src/bin/try_from.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f98b044acccc8dee -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name iterator_find src/bin/iterator_find.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=460cc326643c4e97 -L dependency=/opt/rustwide/target/debug/deps --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-87cedc064e03ddf7.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-8bd564536be30f5c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1d6990573445b163.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ca8b1209ac56c57e.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-0cb68d3795c63db5.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "41f378e72cb241b39826c6464886a0c4ea1d30aac82a5680ef65235b974e4948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f378e72cb241b39826c6464886a0c4ea1d30aac82a5680ef65235b974e4948", kill_on_drop: false }`
[INFO] [stdout] 41f378e72cb241b39826c6464886a0c4ea1d30aac82a5680ef65235b974e4948