[INFO] fetching crate jsdoc 0.7.0...
[INFO] testing jsdoc-0.7.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate jsdoc 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate jsdoc 0.7.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsdoc 0.7.0
[INFO] finished tweaking crates.io crate jsdoc 0.7.0
[INFO] tweaked toml for crates.io crate jsdoc 0.7.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a96e28f955f3322b8db6ec470a13296faeaaa448b00c22cc05fc2ec39b0b48e
[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" "2a96e28f955f3322b8db6ec470a13296faeaaa448b00c22cc05fc2ec39b0b48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a96e28f955f3322b8db6ec470a13296faeaaa448b00c22cc05fc2ec39b0b48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a96e28f955f3322b8db6ec470a13296faeaaa448b00c22cc05fc2ec39b0b48e", kill_on_drop: false }`
[INFO] [stdout] 2a96e28f955f3322b8db6ec470a13296faeaaa448b00c22cc05fc2ec39b0b48e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3755a41a68304c826a78ca8de4d508a56806ef418e9f5a59af9dd0d21cb7d366
[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" "3755a41a68304c826a78ca8de4d508a56806ef418e9f5a59af9dd0d21cb7d366", kill_on_drop: false }`
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling swc_macros_common v0.3.1
[INFO] [stderr]    Compiling swc_atoms v0.2.4
[INFO] [stderr]    Compiling swc_visit_macros v0.2.0
[INFO] [stderr]    Compiling from_variant v0.1.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.7.0
[INFO] [stderr]    Compiling swc_visit v0.2.0
[INFO] [stderr]    Compiling swc_common v0.10.4
[INFO] [stderr]    Compiling jsdoc v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.84s
[INFO] running `Command { std: "docker" "inspect" "3755a41a68304c826a78ca8de4d508a56806ef418e9f5a59af9dd0d21cb7d366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3755a41a68304c826a78ca8de4d508a56806ef418e9f5a59af9dd0d21cb7d366", kill_on_drop: false }`
[INFO] [stdout] 3755a41a68304c826a78ca8de4d508a56806ef418e9f5a59af9dd0d21cb7d366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ffd501d9e89aef7db265e290803e455dcea624d868f45df16080b6ff57e091
[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" "69ffd501d9e89aef7db265e290803e455dcea624d868f45df16080b6ff57e091", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling is-macro v0.1.8
[INFO] [stderr]    Compiling string_enum v0.3.0
[INFO] [stderr]    Compiling enum_kind v0.2.0
[INFO] [stderr]    Compiling swc_ecma_parser_macros v0.4.1
[INFO] [stderr]    Compiling testing v0.10.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/testing-0.10.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testing`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "69ffd501d9e89aef7db265e290803e455dcea624d868f45df16080b6ff57e091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ffd501d9e89aef7db265e290803e455dcea624d868f45df16080b6ff57e091", kill_on_drop: false }`
[INFO] [stdout] 69ffd501d9e89aef7db265e290803e455dcea624d868f45df16080b6ff57e091
