[INFO] fetching crate sys_util 0.1.0... [INFO] checking sys_util-0.1.0 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] extracting crate sys_util 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate sys_util 0.1.0 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate sys_util 0.1.0 [INFO] finished tweaking crates.io crate sys_util 0.1.0 [INFO] tweaked toml for crates.io crate sys_util 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce65f63b5e84a7c14d2e446da37cb817e1e7930434f2c6b6a605ec69635b7fdb [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" "ce65f63b5e84a7c14d2e446da37cb817e1e7930434f2c6b6a605ec69635b7fdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce65f63b5e84a7c14d2e446da37cb817e1e7930434f2c6b6a605ec69635b7fdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce65f63b5e84a7c14d2e446da37cb817e1e7930434f2c6b6a605ec69635b7fdb", kill_on_drop: false }` [INFO] [stdout] ce65f63b5e84a7c14d2e446da37cb817e1e7930434f2c6b6a605ec69635b7fdb [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" "RUSTFLAGS=--cap-lints=forbid" "-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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8776406da646e6f7ea40ebd23005c3d678bd92d56e478274153cb6f7c1f6d297 [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" "8776406da646e6f7ea40ebd23005c3d678bd92d56e478274153cb6f7c1f6d297", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking assertions v0.1.0 [INFO] [stderr] Checking sync_panic v0.1.0 [INFO] [stderr] Checking syscall_defines v0.1.0 [INFO] [stderr] Checking data_model v0.1.0 [INFO] [stderr] Compiling poll_token_derive v0.1.0 [INFO] [stderr] Checking sys_util v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file_flags.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn from_file(file: &AsRawFd) -> Result { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mmap.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn from_fd(fd: &AsRawFd, size: usize) -> Result { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mmap.rs:103:32 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn from_fd_offset(fd: &AsRawFd, size: usize, offset: usize) -> Result { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:290:28 [INFO] [stdout] | [INFO] [stdout] 290 | pub fn add(&self, fd: &AsRawFd, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:300:43 [INFO] [stdout] | [INFO] [stdout] 300 | pub fn add_fd_with_events(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:323:31 [INFO] [stdout] | [INFO] [stdout] 323 | pub fn modify(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:350:31 [INFO] [stdout] | [INFO] [stdout] 350 | pub fn delete(&self, fd: &AsRawFd) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:494:28 [INFO] [stdout] | [INFO] [stdout] 494 | pub fn add(&self, fd: &AsRawFd, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:504:43 [INFO] [stdout] | [INFO] [stdout] 504 | pub fn add_fd_with_events(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:513:31 [INFO] [stdout] | [INFO] [stdout] 513 | pub fn modify(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:523:31 [INFO] [stdout] | [INFO] [stdout] 523 | pub fn delete(&self, fd: &AsRawFd) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:149:21 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn flock(file: &AsRawFd, op: FlockOperation, nonblocking: bool) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:12 [INFO] [stdout] | [INFO] [stdout] 178 | file: &AsRawFd, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/syslog.rs:39:35 [INFO] [stdout] | [INFO] [stdout] 39 | use std::sync::{MutexGuard, Once, ONCE_INIT}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/syslog.rs:207:27 [INFO] [stdout] | [INFO] [stdout] 207 | static STATE_ONCE: Once = ONCE_INIT; [INFO] [stdout] | ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/net.rs:16:39 [INFO] [stdout] | [INFO] [stdout] 16 | let addr: libc::sockaddr_un = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file_flags.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn from_file(file: &AsRawFd) -> Result { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mmap.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn from_fd(fd: &AsRawFd, size: usize) -> Result { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mmap.rs:103:32 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn from_fd_offset(fd: &AsRawFd, size: usize, offset: usize) -> Result { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:290:28 [INFO] [stdout] | [INFO] [stdout] 290 | pub fn add(&self, fd: &AsRawFd, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:300:43 [INFO] [stdout] | [INFO] [stdout] 300 | pub fn add_fd_with_events(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:323:31 [INFO] [stdout] | [INFO] [stdout] 323 | pub fn modify(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:350:31 [INFO] [stdout] | [INFO] [stdout] 350 | pub fn delete(&self, fd: &AsRawFd) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:494:28 [INFO] [stdout] | [INFO] [stdout] 494 | pub fn add(&self, fd: &AsRawFd, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:504:43 [INFO] [stdout] | [INFO] [stdout] 504 | pub fn add_fd_with_events(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:513:31 [INFO] [stdout] | [INFO] [stdout] 513 | pub fn modify(&self, fd: &AsRawFd, events: WatchingEvents, token: T) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/poll.rs:523:31 [INFO] [stdout] | [INFO] [stdout] 523 | pub fn delete(&self, fd: &AsRawFd) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:149:21 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn flock(file: &AsRawFd, op: FlockOperation, nonblocking: bool) -> Result<()> { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:178:12 [INFO] [stdout] | [INFO] [stdout] 178 | file: &AsRawFd, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn AsRawFd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/syslog.rs:39:35 [INFO] [stdout] | [INFO] [stdout] 39 | use std::sync::{MutexGuard, Once, ONCE_INIT}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/syslog.rs:207:27 [INFO] [stdout] | [INFO] [stdout] 207 | static STATE_ONCE: Once = ONCE_INIT; [INFO] [stdout] | ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/net.rs:16:39 [INFO] [stdout] | [INFO] [stdout] 16 | let addr: libc::sockaddr_un = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/guest_memory.rs:250:32 [INFO] [stdout] | [INFO] [stdout] 250 | pub fn read_at_addr(&self, mut buf: &mut [u8], guest_addr: GuestAddress) -> Result { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/guest_memory.rs:250:32 [INFO] [stdout] | [INFO] [stdout] 250 | pub fn read_at_addr(&self, mut buf: &mut [u8], guest_addr: GuestAddress) -> Result { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.78s [INFO] running `Command { std: "docker" "inspect" "8776406da646e6f7ea40ebd23005c3d678bd92d56e478274153cb6f7c1f6d297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8776406da646e6f7ea40ebd23005c3d678bd92d56e478274153cb6f7c1f6d297", kill_on_drop: false }` [INFO] [stdout] 8776406da646e6f7ea40ebd23005c3d678bd92d56e478274153cb6f7c1f6d297