[INFO] cloning repository https://github.com/mdsimmo/DailyCodingProblem [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdsimmo/DailyCodingProblem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsimmo%2FDailyCodingProblem", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsimmo%2FDailyCodingProblem'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75f5bae450995de8f22b7076d680db97b9ab7050 [INFO] documenting mdsimmo/DailyCodingProblem 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%2Fmdsimmo%2FDailyCodingProblem" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mdsimmo/DailyCodingProblem 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/mdsimmo/DailyCodingProblem [INFO] finished tweaking git repo https://github.com/mdsimmo/DailyCodingProblem [INFO] tweaked toml for git repo https://github.com/mdsimmo/DailyCodingProblem written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/mdsimmo/DailyCodingProblem 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 9768158dac8790aa492030d476f2388780f31b071e924bd3d89ce41f98607697 [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" "9768158dac8790aa492030d476f2388780f31b071e924bd3d89ce41f98607697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9768158dac8790aa492030d476f2388780f31b071e924bd3d89ce41f98607697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9768158dac8790aa492030d476f2388780f31b071e924bd3d89ce41f98607697", kill_on_drop: false }` [INFO] [stdout] 9768158dac8790aa492030d476f2388780f31b071e924bd3d89ce41f98607697 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fe721d417a985eaa9b8342c35b6d99430dee19498f1e10a7a5173315de54d675 [INFO] running `Command { std: "docker" "start" "-a" "fe721d417a985eaa9b8342c35b6d99430dee19498f1e10a7a5173315de54d675", kill_on_drop: false }` [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Documenting prob_0021 v0.1.0 (/opt/rustwide/workdir/prob_0021) [INFO] [stderr] Documenting prob_0001 v0.1.0 (/opt/rustwide/workdir/prob_0001) [INFO] [stderr] Documenting prob_0007 v0.1.0 (/opt/rustwide/workdir/prob_0007) [INFO] [stderr] Documenting prob_0070 v0.1.0 (/opt/rustwide/workdir/prob_0070) [INFO] [stderr] Documenting prob_0011 v0.1.0 (/opt/rustwide/workdir/prob_0011) [INFO] [stderr] Documenting prob_0008 v0.1.0 (/opt/rustwide/workdir/prob_0008) [INFO] [stderr] Documenting prob_0022 v0.1.0 (/opt/rustwide/workdir/prob_0022) [INFO] [stderr] Documenting prob_0176s v0.1.0 (/opt/rustwide/workdir/prob_0176) [INFO] [stderr] Documenting prob_0002 v0.1.0 (/opt/rustwide/workdir/prob_0002) [INFO] [stderr] Documenting prob_0069 v0.1.0 (/opt/rustwide/workdir/prob_0069) [INFO] [stderr] Documenting prob_0010 v0.1.0 (/opt/rustwide/workdir/prob_0010) [INFO] [stderr] Documenting prob_0102 v0.1.0 (/opt/rustwide/workdir/prob_0102) [INFO] [stderr] Documenting prob_0020 v0.1.0 (/opt/rustwide/workdir/prob_0020) [INFO] [stderr] Documenting prob_0103 v0.1.0 (/opt/rustwide/workdir/prob_0103) [INFO] [stderr] Documenting prob_0005 v0.1.0 (/opt/rustwide/workdir/prob_0005) [INFO] [stderr] Documenting prob_0017 v0.1.0 (/opt/rustwide/workdir/prob_0017) [INFO] [stderr] Documenting prob_0004 v0.1.0 (/opt/rustwide/workdir/prob_0004) [INFO] [stderr] Documenting prob_0012 v0.1.0 (/opt/rustwide/workdir/prob_0012) [INFO] [stderr] Documenting prob_0013 v0.1.0 (/opt/rustwide/workdir/prob_0013) [INFO] [stderr] Documenting prob_0177 v0.1.0 (/opt/rustwide/workdir/prob_0177) [INFO] [stderr] Documenting prob_0092 v0.1.0 (/opt/rustwide/workdir/prob_0092) [INFO] [stderr] Documenting prob_0085 v0.1.0 (/opt/rustwide/workdir/prob_0085) [INFO] [stderr] Documenting prob_0016 v0.1.0 (/opt/rustwide/workdir/prob_0016) [INFO] [stderr] Documenting prob_0009 v0.1.0 (/opt/rustwide/workdir/prob_0009) [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking linked_hash_set v0.1.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Documenting prob_0052 v0.1.0 (/opt/rustwide/workdir/prob_0052) [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Documenting prob_0055 v0.1.0 (/opt/rustwide/workdir/prob_0055) [INFO] [stderr] Documenting prob_0090 v0.1.0 (/opt/rustwide/workdir/prob_0090) [INFO] [stderr] Documenting prob_0062 v0.1.0 (/opt/rustwide/workdir/prob_0062) [INFO] [stderr] Documenting prob_0057 v0.1.0 (/opt/rustwide/workdir/prob_0057) [INFO] [stderr] Documenting prob_0051 v0.1.0 (/opt/rustwide/workdir/prob_0051) [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Documenting prob_0762 v0.1.0 (/opt/rustwide/workdir/prob_0762) [INFO] [stderr] Documenting prob_0015 v0.1.0 (/opt/rustwide/workdir/prob_0015) [INFO] [stderr] Documenting prob_0014 v0.1.0 (/opt/rustwide/workdir/prob_0014) [INFO] [stderr] Documenting prob_0023 v0.1.0 (/opt/rustwide/workdir/prob_0023) [INFO] [stderr] Documenting prob_0064 v0.1.0 (/opt/rustwide/workdir/prob_0064) [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Documenting prob_0003 v0.1.0 (/opt/rustwide/workdir/prob_0003) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `Command { std: "docker" "inspect" "fe721d417a985eaa9b8342c35b6d99430dee19498f1e10a7a5173315de54d675", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe721d417a985eaa9b8342c35b6d99430dee19498f1e10a7a5173315de54d675", kill_on_drop: false }` [INFO] [stdout] fe721d417a985eaa9b8342c35b6d99430dee19498f1e10a7a5173315de54d675 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b428392006dfdf837f0be92f14b2c9460cd3c574a43c84b800339ee81f3a06f9 [INFO] running `Command { std: "docker" "start" "-a" "b428392006dfdf837f0be92f14b2c9460cd3c574a43c84b800339ee81f3a06f9", kill_on_drop: false }` [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" "b428392006dfdf837f0be92f14b2c9460cd3c574a43c84b800339ee81f3a06f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b428392006dfdf837f0be92f14b2c9460cd3c574a43c84b800339ee81f3a06f9", kill_on_drop: false }` [INFO] [stdout] b428392006dfdf837f0be92f14b2c9460cd3c574a43c84b800339ee81f3a06f9