[INFO] cloning repository https://github.com/hoodie/json-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoodie/json-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fjson-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fjson-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8c24456bfa1a61f94df572b937481fce63a80ad
[INFO] documenting hoodie/json-tools 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%2Fhoodie%2Fjson-tools" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoodie/json-tools 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/hoodie/json-tools
[INFO] finished tweaking git repo https://github.com/hoodie/json-tools
[INFO] tweaked toml for git repo https://github.com/hoodie/json-tools written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/hoodie/json-tools 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b77092bec7c7e1015ebbbd7826a73f79b3598bce520b553606d3421e19bf6774
[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" "b77092bec7c7e1015ebbbd7826a73f79b3598bce520b553606d3421e19bf6774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77092bec7c7e1015ebbbd7826a73f79b3598bce520b553606d3421e19bf6774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77092bec7c7e1015ebbbd7826a73f79b3598bce520b553606d3421e19bf6774", kill_on_drop: false }`
[INFO] [stdout] b77092bec7c7e1015ebbbd7826a73f79b3598bce520b553606d3421e19bf6774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 049acc43dc5ff374de9b949422f7999d487235f0091d2c7b9de1a833e351099c
[INFO] running `Command { std: "docker" "start" "-a" "049acc43dc5ff374de9b949422f7999d487235f0091d2c7b9de1a833e351099c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking json-tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting json-tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.06s
[INFO] running `Command { std: "docker" "inspect" "049acc43dc5ff374de9b949422f7999d487235f0091d2c7b9de1a833e351099c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049acc43dc5ff374de9b949422f7999d487235f0091d2c7b9de1a833e351099c", kill_on_drop: false }`
[INFO] [stdout] 049acc43dc5ff374de9b949422f7999d487235f0091d2c7b9de1a833e351099c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 5307d76d8d3b1d40547e853eb871d9a88c46edd1af6f099d5c4ee266d6f3caf0
[INFO] running `Command { std: "docker" "start" "-a" "5307d76d8d3b1d40547e853eb871d9a88c46edd1af6f099d5c4ee266d6f3caf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]  Documenting json-tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.30s
[INFO] running `Command { std: "docker" "inspect" "5307d76d8d3b1d40547e853eb871d9a88c46edd1af6f099d5c4ee266d6f3caf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5307d76d8d3b1d40547e853eb871d9a88c46edd1af6f099d5c4ee266d6f3caf0", kill_on_drop: false }`
[INFO] [stdout] 5307d76d8d3b1d40547e853eb871d9a88c46edd1af6f099d5c4ee266d6f3caf0