[INFO] fetching crate gqair 0.1.1...
[INFO] documenting gqair-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate gqair 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate gqair 0.1.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gqair 0.1.1
[INFO] finished tweaking crates.io crate gqair 0.1.1
[INFO] tweaked toml for crates.io crate gqair 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate gqair 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gdk v0.12.1
[INFO] [stderr]   Downloaded futures-executor v0.3.4
[INFO] [stderr]   Downloaded modifier v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.18
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded bart_derive v0.1.4
[INFO] [stderr]   Downloaded ipnetwork v0.16.0
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.4
[INFO] [stderr]   Downloaded glib v0.9.3
[INFO] [stderr]   Downloaded checked_int_cast v1.0.0
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded qrcode v0.12.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] [stderr]   Downloaded gdk-pixbuf v0.8.0
[INFO] [stderr]   Downloaded gtk v0.8.1
[INFO] [stderr]   Downloaded gio v0.8.1
[INFO] [stderr]   Downloaded atk v0.8.0
[INFO] [stderr]   Downloaded itertools v0.6.5
[INFO] [stderr]   Downloaded bart v0.1.4
[INFO] [stderr]   Downloaded pango v0.8.0
[INFO] [stderr]   Downloaded pnet_datalink v0.26.0
[INFO] [stderr]   Downloaded mount v0.4.0
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded qr2cairo v0.1.0
[INFO] [stderr]   Downloaded plugin v0.2.6
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] [stderr]   Downloaded qair v0.7.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.6
[INFO] [stderr]   Downloaded cairo-rs v0.8.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.15
[INFO] [stderr]   Downloaded pnet_sys v0.26.0
[INFO] [stderr]   Downloaded pnet_base v0.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2490a3fa73663dd0f22d2991d821eb366bd54f6c19ef6b2e9c8795de8fb9e8a6
[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" "2490a3fa73663dd0f22d2991d821eb366bd54f6c19ef6b2e9c8795de8fb9e8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2490a3fa73663dd0f22d2991d821eb366bd54f6c19ef6b2e9c8795de8fb9e8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2490a3fa73663dd0f22d2991d821eb366bd54f6c19ef6b2e9c8795de8fb9e8a6", kill_on_drop: false }`
[INFO] [stdout] 2490a3fa73663dd0f22d2991d821eb366bd54f6c19ef6b2e9c8795de8fb9e8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7378de711a6769aa42fd44551bcd0d203658e36712dd0fc03e05c65c63a89550
[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" "7378de711a6769aa42fd44551bcd0d203658e36712dd0fc03e05c65c63a89550", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking ipnetwork v0.16.0
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking bart v0.1.4
[INFO] [stderr]     Checking pnet_datalink v0.26.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling bart_derive v0.1.4
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking qair v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking qr2cairo v0.1.0
[INFO] [stderr]  Documenting gqair v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "7378de711a6769aa42fd44551bcd0d203658e36712dd0fc03e05c65c63a89550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7378de711a6769aa42fd44551bcd0d203658e36712dd0fc03e05c65c63a89550", kill_on_drop: false }`
[INFO] [stdout] 7378de711a6769aa42fd44551bcd0d203658e36712dd0fc03e05c65c63a89550