[INFO] updating cached repository https://github.com/lk86/rust-fifo-ex [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4aff655081997fa47718b5a1e7fcb6fd677bfc4f [INFO] checking lk86/rust-fifo-ex against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flk86%2Frust-fifo-ex" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lk86/rust-fifo-ex on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/lk86/rust-fifo-ex [INFO] finished tweaking git repo https://github.com/lk86/rust-fifo-ex [INFO] tweaked toml for git repo https://github.com/lk86/rust-fifo-ex written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/lk86/rust-fifo-ex already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-4/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fcaf994edc90448879e810a9f059221d558cd6c623fdc69d3b04b540910d89ed [INFO] running `"docker" "start" "-a" "fcaf994edc90448879e810a9f059221d558cd6c623fdc69d3b04b540910d89ed"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bytes v0.5.4 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Checking fifo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | extern crate libc; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | use libc::{mkfifo, open}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | use libc::{mkfifo, open}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | use libc::{O_NONBLOCK, O_RDONLY}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:6:24 [INFO] [stderr] | [INFO] [stderr] 6 | use libc::{O_NONBLOCK, O_RDONLY}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | mkfifo(filename, 0o666); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | open(filename, O_NONBLOCK, O_RDONLY) [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:15:24 [INFO] [stderr] | [INFO] [stderr] 15 | open(filename, O_NONBLOCK, O_RDONLY) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:15:36 [INFO] [stderr] | [INFO] [stderr] 15 | open(filename, O_NONBLOCK, O_RDONLY) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:22:35 [INFO] [stderr] | [INFO] [stderr] 22 | .custom_flags(O_NONBLOCK) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] error: could not compile `fifo`. [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[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | extern crate libc; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:5:12 [INFO] [stderr] | [INFO] [stderr] 5 | use libc::{mkfifo, open}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | use libc::{mkfifo, open}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | use libc::{O_NONBLOCK, O_RDONLY}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:6:24 [INFO] [stderr] | [INFO] [stderr] 6 | use libc::{O_NONBLOCK, O_RDONLY}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | mkfifo(filename, 0o666); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | open(filename, O_NONBLOCK, O_RDONLY) [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:15:24 [INFO] [stderr] | [INFO] [stderr] 15 | open(filename, O_NONBLOCK, O_RDONLY) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:15:36 [INFO] [stderr] | [INFO] [stderr] 15 | open(filename, O_NONBLOCK, O_RDONLY) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/main.rs:22:35 [INFO] [stderr] | [INFO] [stderr] 22 | .custom_flags(O_NONBLOCK) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #27812 for more information [INFO] [stderr] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] error: could not compile `fifo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "fcaf994edc90448879e810a9f059221d558cd6c623fdc69d3b04b540910d89ed"` [INFO] running `"docker" "rm" "-f" "fcaf994edc90448879e810a9f059221d558cd6c623fdc69d3b04b540910d89ed"` [INFO] [stdout] fcaf994edc90448879e810a9f059221d558cd6c623fdc69d3b04b540910d89ed