[INFO] fetching crate test_tools 0.1.1...
[INFO] documenting test_tools-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate test_tools 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate test_tools 0.1.1 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test_tools 0.1.1
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate test_tools 0.1.1
[INFO] tweaked toml for crates.io crate test_tools 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", 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] 8ac4c2fa8e925a732d3798e02f09cd3ea85b6a46b0e4feb41bd10d69e4264115
[INFO] running `Command { std: "docker" "start" "-a" "8ac4c2fa8e925a732d3798e02f09cd3ea85b6a46b0e4feb41bd10d69e4264115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ac4c2fa8e925a732d3798e02f09cd3ea85b6a46b0e4feb41bd10d69e4264115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac4c2fa8e925a732d3798e02f09cd3ea85b6a46b0e4feb41bd10d69e4264115", kill_on_drop: false }`
[INFO] [stdout] 8ac4c2fa8e925a732d3798e02f09cd3ea85b6a46b0e4feb41bd10d69e4264115
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] 9cecbfce1c0a96c30dad73aabe2a7d1693db932f7e3c0ad9e2a0a2763157f5ac
[INFO] running `Command { std: "docker" "start" "-a" "9cecbfce1c0a96c30dad73aabe2a7d1693db932f7e3c0ad9e2a0a2763157f5ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling type_constructor v0.1.13
[INFO] [stderr]    Compiling winterval v0.1.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling werror v0.1.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling mod_interface_runtime v0.1.0
[INFO] [stderr]     Checking former_runtime v0.1.11
[INFO] [stderr]    Compiling for_each v0.1.3
[INFO] [stderr]    Compiling literally v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling trybuild v1.0.61
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking dissimilar v1.0.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling iter_tools v0.1.3
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling proc_macro_tools v0.1.3
[INFO] [stderr]    Compiling mod_interface_meta v0.1.1
[INFO] [stderr]    Compiling impls_index_meta v0.1.0
[INFO] [stderr]    Compiling former_meta v0.1.11
[INFO] [stderr]    Compiling mod_interface v0.1.3
[INFO] [stderr]    Compiling impls_index v0.1.1
[INFO] [stderr]    Compiling meta_tools_min v0.2.11
[INFO] [stderr]    Compiling woptions_meta v0.1.3
[INFO] [stderr]     Checking former v0.1.11
[INFO] [stderr]     Checking woptions_runtime v0.1.3
[INFO] [stderr]     Checking woptions v0.1.3
[INFO] [stderr]     Checking meta_tools v0.2.12
[INFO] [stderr]     Checking wtest_basic v0.1.4
[INFO] [stderr]  Documenting test_tools v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.69s
[INFO] running `Command { std: "docker" "inspect" "9cecbfce1c0a96c30dad73aabe2a7d1693db932f7e3c0ad9e2a0a2763157f5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cecbfce1c0a96c30dad73aabe2a7d1693db932f7e3c0ad9e2a0a2763157f5ac", kill_on_drop: false }`
[INFO] [stdout] 9cecbfce1c0a96c30dad73aabe2a7d1693db932f7e3c0ad9e2a0a2763157f5ac
[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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 445d3a562da60af8732c9473dc5ffcd0cf5dd939f3782526542596d9ce37e06f
[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" "445d3a562da60af8732c9473dc5ffcd0cf5dd939f3782526542596d9ce37e06f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling winterval v0.1.3
[INFO] [stderr]    Compiling type_constructor v0.1.13
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling werror v0.1.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling mod_interface_runtime v0.1.0
[INFO] [stderr]    Compiling literally v0.1.3
[INFO] [stderr]     Checking former_runtime v0.1.11
[INFO] [stderr]    Compiling for_each v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling trybuild v1.0.61
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking dissimilar v1.0.4
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling iter_tools v0.1.3
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling proc_macro_tools v0.1.3
[INFO] [stderr]    Compiling impls_index_meta v0.1.0
[INFO] [stderr]    Compiling mod_interface_meta v0.1.1
[INFO] [stderr]    Compiling former_meta v0.1.11
[INFO] [stderr]     Checking former v0.1.11
[INFO] [stderr]     Checking woptions_runtime v0.1.3
[INFO] [stderr]    Compiling impls_index v0.1.1
[INFO] [stderr]    Compiling mod_interface v0.1.3
[INFO] [stderr]    Compiling meta_tools_min v0.2.11
[INFO] [stderr]    Compiling woptions_meta v0.1.3
[INFO] [stderr]     Checking woptions v0.1.3
[INFO] [stderr]     Checking meta_tools v0.2.12
[INFO] [stderr]     Checking wtest_basic v0.1.4
[INFO] [stderr]  Documenting test_tools v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.99s
[INFO] running `Command { std: "docker" "inspect" "445d3a562da60af8732c9473dc5ffcd0cf5dd939f3782526542596d9ce37e06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445d3a562da60af8732c9473dc5ffcd0cf5dd939f3782526542596d9ce37e06f", kill_on_drop: false }`
[INFO] [stdout] 445d3a562da60af8732c9473dc5ffcd0cf5dd939f3782526542596d9ce37e06f