[INFO] cloning repository https://github.com/schell/berry
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schell/berry" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschell%2Fberry", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschell%2Fberry'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29c3b0eb448c1554a5a1f0e27ec5faf8fa1e3055
[INFO] documenting schell/berry against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschell%2Fberry" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schell/berry on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/schell/berry
[INFO] removed path dependency cassowary from git repo https://github.com/schell/berry
[INFO] finished tweaking git repo https://github.com/schell/berry
[INFO] tweaked toml for git repo https://github.com/schell/berry written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/schell/berry already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (cassowary) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (cassowary) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b5e47fb71a0c87959481bde76e3202a21d3dd7ff82630b2a320c156020f33b1
[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" "0b5e47fb71a0c87959481bde76e3202a21d3dd7ff82630b2a320c156020f33b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b5e47fb71a0c87959481bde76e3202a21d3dd7ff82630b2a320c156020f33b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5e47fb71a0c87959481bde76e3202a21d3dd7ff82630b2a320c156020f33b1", kill_on_drop: false }`
[INFO] [stdout] 0b5e47fb71a0c87959481bde76e3202a21d3dd7ff82630b2a320c156020f33b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad4d9db5b19d0d86163270c2cdec95053531b2dffee34f1153971403a1cb439f
[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" "ad4d9db5b19d0d86163270c2cdec95053531b2dffee34f1153971403a1cb439f", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (cassowary) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking shred v0.9.4
[INFO] [stderr]     Checking specs v0.15.1
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]  Documenting berry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `derive_syntax_for` in this scope
[INFO] [stdout]   --> src/components/constraints.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | derive_syntax_for!(VariableX);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `derive_syntax_for` in this scope
[INFO] [stdout]   --> src/components/constraints.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | derive_syntax_for!(VariableY);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `derive_syntax_for` in this scope
[INFO] [stdout]   --> src/components/constraints.rs:78:1
[INFO] [stdout]    |
[INFO] [stdout] 78 | derive_syntax_for!(VariableZ);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `berry`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name berry src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern cassowary=/opt/rustwide/target/debug/deps/libcassowary-78dcef3adda5d809.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-1ed923013397aadb.rmeta --extern specs=/opt/rustwide/target/debug/deps/libspecs-6595bc3c550dff61.rmeta --extern specs_derive=/opt/rustwide/target/debug/deps/libspecs_derive-2eb761e01e66953f.so --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "ad4d9db5b19d0d86163270c2cdec95053531b2dffee34f1153971403a1cb439f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4d9db5b19d0d86163270c2cdec95053531b2dffee34f1153971403a1cb439f", kill_on_drop: false }`
[INFO] [stdout] ad4d9db5b19d0d86163270c2cdec95053531b2dffee34f1153971403a1cb439f