[INFO] cloning repository https://github.com/aisamanra/liblibc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aisamanra/liblibc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fliblibc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fliblibc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8807c4f6174c8d5ea2ace5faf8cea7ceb783e9d
[INFO] documenting aisamanra/liblibc 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%2Faisamanra%2Fliblibc" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aisamanra/liblibc 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/aisamanra/liblibc
[INFO] removed workspace from git repo https://github.com/aisamanra/liblibc
[INFO] finished tweaking git repo https://github.com/aisamanra/liblibc
[INFO] tweaked toml for git repo https://github.com/aisamanra/liblibc written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/aisamanra/liblibc 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] error: the lock file /workspace/builds/worker-3/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[INFO] the lockfile is outdated, regenerating it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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f54aebd4cc2f22a1c82ba6caf499413bc17df7235d9e4a723b853a4547f0ddb
[INFO] running `Command { std: "docker" "start" "-a" "4f54aebd4cc2f22a1c82ba6caf499413bc17df7235d9e4a723b853a4547f0ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f54aebd4cc2f22a1c82ba6caf499413bc17df7235d9e4a723b853a4547f0ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f54aebd4cc2f22a1c82ba6caf499413bc17df7235d9e4a723b853a4547f0ddb", kill_on_drop: false }`
[INFO] [stdout] 4f54aebd4cc2f22a1c82ba6caf499413bc17df7235d9e4a723b853a4547f0ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 86f0885c41f839cdd3a47fb62b8b3a5e005fb8c302f2832ea0ae57324559f1c1
[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" "86f0885c41f839cdd3a47fb62b8b3a5e005fb8c302f2832ea0ae57324559f1c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting libc v0.2.40 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/mod.rs:319:36
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub const LC_CTYPE_MASK: ::c_int = (1 << LC_CTYPE);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/mod.rs:320:38
[INFO] [stdout]     |
[INFO] [stdout] 320 | pub const LC_NUMERIC_MASK: ::c_int = (1 << LC_NUMERIC);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/mod.rs:321:35
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub const LC_TIME_MASK: ::c_int = (1 << LC_TIME);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/mod.rs:322:38
[INFO] [stdout]     |
[INFO] [stdout] 322 | pub const LC_COLLATE_MASK: ::c_int = (1 << LC_COLLATE);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/mod.rs:323:39
[INFO] [stdout]     |
[INFO] [stdout] 323 | pub const LC_MONETARY_MASK: ::c_int = (1 << LC_MONETARY);
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/mod.rs:324:39
[INFO] [stdout]     |
[INFO] [stdout] 324 | pub const LC_MESSAGES_MASK: ::c_int = (1 << LC_MESSAGES);
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |             $($body);*
[INFO] [stdout]    |                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |             $($body);*
[INFO] [stdout]    |                     ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/linux/other/mod.rs:211:36
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub const LC_PAPER_MASK: ::c_int = (1 << LC_PAPER);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/linux/other/mod.rs:212:35
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub const LC_NAME_MASK: ::c_int = (1 << LC_NAME);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/linux/other/mod.rs:213:38
[INFO] [stdout]     |
[INFO] [stdout] 213 | pub const LC_ADDRESS_MASK: ::c_int = (1 << LC_ADDRESS);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/linux/other/mod.rs:214:40
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub const LC_TELEPHONE_MASK: ::c_int = (1 << LC_TELEPHONE);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/linux/other/mod.rs:215:42
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub const LC_MEASUREMENT_MASK: ::c_int = (1 << LC_MEASUREMENT);
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/unix/notbsd/linux/other/mod.rs:216:45
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub const LC_IDENTIFICATION_MASK: ::c_int = (1 << LC_IDENTIFICATION);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "86f0885c41f839cdd3a47fb62b8b3a5e005fb8c302f2832ea0ae57324559f1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f0885c41f839cdd3a47fb62b8b3a5e005fb8c302f2832ea0ae57324559f1c1", kill_on_drop: false }`
[INFO] [stdout] 86f0885c41f839cdd3a47fb62b8b3a5e005fb8c302f2832ea0ae57324559f1c1