[INFO] cloning repository https://github.com/daraghk/decision-tree-learner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daraghk/decision-tree-learner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaraghk%2Fdecision-tree-learner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaraghk%2Fdecision-tree-learner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8df3c93a2e9726926e3ee051accaba8dbca58c81
[INFO] documenting daraghk/decision-tree-learner against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaraghk%2Fdecision-tree-learner" "/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/daraghk/decision-tree-learner 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 git repo https://github.com/daraghk/decision-tree-learner
[INFO] finished tweaking git repo https://github.com/daraghk/decision-tree-learner
[INFO] tweaked toml for git repo https://github.com/daraghk/decision-tree-learner written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/daraghk/decision-tree-learner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-11/source/main/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-11/source/Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95856a874dc7e46e1fcba8b8786087c6a703e68e73659f46368be71d056c6d5b
[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" "95856a874dc7e46e1fcba8b8786087c6a703e68e73659f46368be71d056c6d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95856a874dc7e46e1fcba8b8786087c6a703e68e73659f46368be71d056c6d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95856a874dc7e46e1fcba8b8786087c6a703e68e73659f46368be71d056c6d5b", kill_on_drop: false }`
[INFO] [stdout] 95856a874dc7e46e1fcba8b8786087c6a703e68e73659f46368be71d056c6d5b
[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" "+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] 2d3a96ea7373cf40378d4ce6cae029a557a028d741da76d95fc383afb3cca7b2
[INFO] running `Command { std: "docker" "start" "-a" "2d3a96ea7373cf40378d4ce6cae029a557a028d741da76d95fc383afb3cca7b2", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/main/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking arff v0.3.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]  Documenting common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]     Checking multi-target-decision-tree v0.1.0 (/opt/rustwide/workdir/multi-target-decision-tree)
[INFO] [stderr]  Documenting multi-target-decision-tree v0.1.0 (/opt/rustwide/workdir/multi-target-decision-tree)
[INFO] [stderr]     Checking multi-target-grad-boost v0.1.0 (/opt/rustwide/workdir/multi-target-grad-boost)
[INFO] [stderr]  Documenting multi-target-grad-boost v0.1.0 (/opt/rustwide/workdir/multi-target-grad-boost)
[INFO] [stderr]  Documenting main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.58s
[INFO] running `Command { std: "docker" "inspect" "2d3a96ea7373cf40378d4ce6cae029a557a028d741da76d95fc383afb3cca7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3a96ea7373cf40378d4ce6cae029a557a028d741da76d95fc383afb3cca7b2", kill_on_drop: false }`
[INFO] [stdout] 2d3a96ea7373cf40378d4ce6cae029a557a028d741da76d95fc383afb3cca7b2
[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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 764cf8f9d7cfcee8ff4db8c621967cd92aac390fa7346380aa258a8045722ac9
[INFO] running `Command { std: "docker" "start" "-a" "764cf8f9d7cfcee8ff4db8c621967cd92aac390fa7346380aa258a8045722ac9", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/main/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "764cf8f9d7cfcee8ff4db8c621967cd92aac390fa7346380aa258a8045722ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "764cf8f9d7cfcee8ff4db8c621967cd92aac390fa7346380aa258a8045722ac9", kill_on_drop: false }`
[INFO] [stdout] 764cf8f9d7cfcee8ff4db8c621967cd92aac390fa7346380aa258a8045722ac9