[INFO] cloning repository https://github.com/Abinesh-Mathivanan/beens_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abinesh-Mathivanan/beens_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbinesh-Mathivanan%2Fbeens_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbinesh-Mathivanan%2Fbeens_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c178eae52f2d5e24c5136a6e0e73ba51308af852
[INFO] testing Abinesh-Mathivanan/beens_os against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbinesh-Mathivanan%2Fbeens_os" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Abinesh-Mathivanan/beens_os
[INFO] finished tweaking git repo https://github.com/Abinesh-Mathivanan/beens_os
[INFO] tweaked toml for git repo https://github.com/Abinesh-Mathivanan/beens_os written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abinesh-Mathivanan/beens_os on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abinesh-Mathivanan/beens_os 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93e5da99a69760f6df37387bdad293cc1f443f8c70adf43152ad9f6f4aa85fba
[INFO] running `Command { std: "docker" "start" "-a" "93e5da99a69760f6df37387bdad293cc1f443f8c70adf43152ad9f6f4aa85fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93e5da99a69760f6df37387bdad293cc1f443f8c70adf43152ad9f6f4aa85fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e5da99a69760f6df37387bdad293cc1f443f8c70adf43152ad9f6f4aa85fba", kill_on_drop: false }`
[INFO] [stdout] 93e5da99a69760f6df37387bdad293cc1f443f8c70adf43152ad9f6f4aa85fba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c31a2399646bc204990417f84c6988f471b91abc5c0294d73602bc74aab32a24
[INFO] running `Command { std: "docker" "start" "-a" "c31a2399646bc204990417f84c6988f471b91abc5c0294d73602bc74aab32a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.52.6
[INFO] [stderr]    Compiling windows-targets v0.52.6
[INFO] [stderr]    Compiling windows-sys v0.52.0
[INFO] [stderr]    Compiling beens_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stdout]  --> src/process/syscalls.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::os::windows::ffi::OsStringExt;
[INFO] [stdout]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/os/mod.rs:63:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/os/mod.rs:55:1
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/os/mod.rs:121:9
[INFO] [stdout] note: the item is gated here
[INFO] [stdout]  --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/os/mod.rs:120:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_wide` found for struct `OsString` in the current scope
[INFO] [stdout]   --> src/process/syscalls.rs:62:45
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let processed_file_path = OsString::from_wide(&process_image[..unicode_to_string_length]);
[INFO] [stdout]    |                                             ^^^^^^^^^ function or associated item not found in `OsString`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `OsString` consider using one of the following associated functions:
[INFO] [stdout]       OsString::new
[INFO] [stdout]       OsString::from_encoded_bytes_unchecked
[INFO] [stdout]       OsString::with_capacity
[INFO] [stdout]   --> /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/ffi/os_str.rs:141:5
[INFO] [stdout] help: there is an associated function `from_iter` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 62 -         let processed_file_path = OsString::from_wide(&process_image[..unicode_to_string_length]);
[INFO] [stdout] 62 +         let processed_file_path = OsString::from_iter(&process_image[..unicode_to_string_length]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/process/round_robin.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn round_robin_scheduling(mut processes: Vec<Process>, time_quantum: u32) {
[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] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `beens_os` (bin "beens_os") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c31a2399646bc204990417f84c6988f471b91abc5c0294d73602bc74aab32a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31a2399646bc204990417f84c6988f471b91abc5c0294d73602bc74aab32a24", kill_on_drop: false }`
[INFO] [stdout] c31a2399646bc204990417f84c6988f471b91abc5c0294d73602bc74aab32a24
