[INFO] crate lazy-socket 0.3.0 is already in cache
[INFO] checking lazy-socket-0.3.0 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate lazy-socket 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lazy-socket 0.3.0 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lazy-socket 0.3.0
[INFO] finished tweaking crates.io crate lazy-socket 0.3.0
[INFO] tweaked toml for crates.io crate lazy-socket 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62a4fc24f349ad986dbf8f81c5c80bb1692dd0029a6a359bcd3a1543e93b9572
[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" "62a4fc24f349ad986dbf8f81c5c80bb1692dd0029a6a359bcd3a1543e93b9572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a4fc24f349ad986dbf8f81c5c80bb1692dd0029a6a359bcd3a1543e93b9572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a4fc24f349ad986dbf8f81c5c80bb1692dd0029a6a359bcd3a1543e93b9572", kill_on_drop: false }`
[INFO] [stdout] 62a4fc24f349ad986dbf8f81c5c80bb1692dd0029a6a359bcd3a1543e93b9572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2245ea618be09c4e35aeed61a0e78997c07c000c63fabcecaa8cdde88a29bbf
[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" "f2245ea618be09c4e35aeed61a0e78997c07c000c63fabcecaa8cdde88a29bbf", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking lazy-socket v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/raw/unix.rs:179:1
[INFO] [stdout]     |
[INFO] [stdout] 179 | / bitflags! (pub flags AcceptFlags: c_int {
[INFO] [stdout] 180 | |     const NON_BLOCKING    = SOCK_NONBLOCK,
[INFO] [stdout] 181 | |     const NON_INHERITABLE = SOCK_CLOEXEC,
[INFO] [stdout] 182 | | });
[INFO] [stdout]     | |___^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/raw/unix.rs:179:1
[INFO] [stdout]     |
[INFO] [stdout] 179 | / bitflags! (pub flags AcceptFlags: c_int {
[INFO] [stdout] 180 | |     const NON_BLOCKING    = SOCK_NONBLOCK,
[INFO] [stdout] 181 | |     const NON_INHERITABLE = SOCK_CLOEXEC,
[INFO] [stdout] 182 | | });
[INFO] [stdout]     | |___^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/raw/unix.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | ///Possible flags for `accept4()`
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/raw/unix.rs:179:1
[INFO] [stdout]     |
[INFO] [stdout] 179 | / bitflags! (pub flags AcceptFlags: c_int {
[INFO] [stdout] 180 | |     const NON_BLOCKING    = SOCK_NONBLOCK,
[INFO] [stdout] 181 | |     const NON_INHERITABLE = SOCK_CLOEXEC,
[INFO] [stdout] 182 | | });
[INFO] [stdout]     | |___^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/raw/unix.rs:179:1
[INFO] [stdout]     |
[INFO] [stdout] 179 | / bitflags! (pub flags AcceptFlags: c_int {
[INFO] [stdout] 180 | |     const NON_BLOCKING    = SOCK_NONBLOCK,
[INFO] [stdout] 181 | |     const NON_INHERITABLE = SOCK_CLOEXEC,
[INFO] [stdout] 182 | | });
[INFO] [stdout]     | |___^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/raw/unix.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | ///Possible flags for `accept4()`
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "f2245ea618be09c4e35aeed61a0e78997c07c000c63fabcecaa8cdde88a29bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2245ea618be09c4e35aeed61a0e78997c07c000c63fabcecaa8cdde88a29bbf", kill_on_drop: false }`
[INFO] [stdout] f2245ea618be09c4e35aeed61a0e78997c07c000c63fabcecaa8cdde88a29bbf