[INFO] cloning repository https://github.com/iassasin/rexec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iassasin/rexec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiassasin%2Frexec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiassasin%2Frexec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24015b99ceb649c98a13e626541d690750e08151
[INFO] documenting iassasin/rexec 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%2Fiassasin%2Frexec" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iassasin/rexec 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/iassasin/rexec
[INFO] finished tweaking git repo https://github.com/iassasin/rexec
[INFO] tweaked toml for git repo https://github.com/iassasin/rexec written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/iassasin/rexec 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9417d4cde6ab6e915c2144064491c342587823c1eef3cae45988f29a772229ee
[INFO] running `Command { std: "docker" "start" "-a" "9417d4cde6ab6e915c2144064491c342587823c1eef3cae45988f29a772229ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9417d4cde6ab6e915c2144064491c342587823c1eef3cae45988f29a772229ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9417d4cde6ab6e915c2144064491c342587823c1eef3cae45988f29a772229ee", kill_on_drop: false }`
[INFO] [stdout] 9417d4cde6ab6e915c2144064491c342587823c1eef3cae45988f29a772229ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] a6bf8d5f8d22297c7a86a86d009a73cf7140275e0b4839cf18cea4f86b28beec
[INFO] running `Command { std: "docker" "start" "-a" "a6bf8d5f8d22297c7a86a86d009a73cf7140275e0b4839cf18cea4f86b28beec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking tiny_http v0.11.0
[INFO] [stderr]     Checking nanoid v0.4.0
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]  Documenting rexec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "a6bf8d5f8d22297c7a86a86d009a73cf7140275e0b4839cf18cea4f86b28beec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bf8d5f8d22297c7a86a86d009a73cf7140275e0b4839cf18cea4f86b28beec", kill_on_drop: false }`
[INFO] [stdout] a6bf8d5f8d22297c7a86a86d009a73cf7140275e0b4839cf18cea4f86b28beec