[INFO] fetching crate subprocess 0.2.9... [INFO] checking subprocess-0.2.9 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1 [INFO] extracting crate subprocess 0.2.9 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate subprocess 0.2.9 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate subprocess 0.2.9 [INFO] finished tweaking crates.io crate subprocess 0.2.9 [INFO] tweaked toml for crates.io crate subprocess 0.2.9 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate subprocess 0.2.9 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.2.13 [INFO] [stderr] Downloaded remove_dir_all v0.5.2 [INFO] [stderr] Downloaded libc v0.2.125 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 902d1bf0c18196ac35e2b845c161d421f53ec74422c2e828c7b4286793413d62 [INFO] running `Command { std: "docker" "start" "-a" "902d1bf0c18196ac35e2b845c161d421f53ec74422c2e828c7b4286793413d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "902d1bf0c18196ac35e2b845c161d421f53ec74422c2e828c7b4286793413d62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "902d1bf0c18196ac35e2b845c161d421f53ec74422c2e828c7b4286793413d62", kill_on_drop: false }` [INFO] [stdout] 902d1bf0c18196ac35e2b845c161d421f53ec74422c2e828c7b4286793413d62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1ac0a678f80beab07be6d31ad9b57959abdd72220c506d48b458d5db9e65d40 [INFO] running `Command { std: "docker" "start" "-a" "e1ac0a678f80beab07be6d31ad9b57959abdd72220c506d48b458d5db9e65d40", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking subprocess v0.2.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::os::*` [INFO] [stdout] --> src/builder.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub use self::os::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `exec::unix` [INFO] [stdout] --> src/builder.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub use exec::unix; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `OsString` is imported redundantly [INFO] [stdout] --> src/popen.rs:692:9 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `OsString` is already imported here [INFO] [stdout] ... [INFO] [stdout] 692 | use std::ffi::OsString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/popen.rs:693:9 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 693 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/popen.rs:694:19 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 694 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/popen.rs:696:21 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 696 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ExitStatus` is imported redundantly [INFO] [stdout] --> src/popen.rs:698:9 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `ExitStatus` is already imported here [INFO] [stdout] ... [INFO] [stdout] 698 | use crate::os_common::ExitStatus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ENOSPC` [INFO] [stdout] --> src/posix.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | pub use libc::{ECHILD, ENOSPC}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `POLLERR`, `POLLNVAL`, `POLLPRI` [INFO] [stdout] --> src/posix.rs:375:16 [INFO] [stdout] | [INFO] [stdout] 375 | pub use libc::{POLLERR, POLLHUP, POLLIN, POLLNVAL, POLLOUT, POLLPRI}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::os::*` [INFO] [stdout] --> src/builder.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub use self::os::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `exec::unix` [INFO] [stdout] --> src/builder.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | pub use exec::unix; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `OsString` is imported redundantly [INFO] [stdout] --> src/popen.rs:692:9 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `OsString` is already imported here [INFO] [stdout] ... [INFO] [stdout] 692 | use std::ffi::OsString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/popen.rs:693:9 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] ... [INFO] [stdout] 693 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/popen.rs:694:19 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 694 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/popen.rs:696:21 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 696 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ExitStatus` is imported redundantly [INFO] [stdout] --> src/popen.rs:698:9 [INFO] [stdout] | [INFO] [stdout] 688 | use super::*; [INFO] [stdout] | -------- the item `ExitStatus` is already imported here [INFO] [stdout] ... [INFO] [stdout] 698 | use crate::os_common::ExitStatus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ENOSPC` [INFO] [stdout] --> src/posix.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | pub use libc::{ECHILD, ENOSPC}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/posix.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `POLLERR`, `POLLNVAL`, `POLLPRI` [INFO] [stdout] --> src/posix.rs:375:16 [INFO] [stdout] | [INFO] [stdout] 375 | pub use libc::{POLLERR, POLLHUP, POLLIN, POLLNVAL, POLLOUT, POLLPRI}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/tests/posix.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `setuid` and `setgid` are never used [INFO] [stdout] --> src/builder.rs:708:16 [INFO] [stdout] | [INFO] [stdout] 707 | pub trait ExecExt { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] 708 | fn setuid(self, uid: u32) -> Self; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 709 | fn setgid(self, gid: u32) -> Self; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `setuid` and `setgid` are never used [INFO] [stdout] --> src/builder.rs:708:16 [INFO] [stdout] | [INFO] [stdout] 707 | pub trait ExecExt { [INFO] [stdout] | ------- methods in this trait [INFO] [stdout] 708 | fn setuid(self, uid: u32) -> Self; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 709 | fn setgid(self, gid: u32) -> Self; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s [INFO] running `Command { std: "docker" "inspect" "e1ac0a678f80beab07be6d31ad9b57959abdd72220c506d48b458d5db9e65d40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1ac0a678f80beab07be6d31ad9b57959abdd72220c506d48b458d5db9e65d40", kill_on_drop: false }` [INFO] [stdout] e1ac0a678f80beab07be6d31ad9b57959abdd72220c506d48b458d5db9e65d40