[INFO] fetching crate cgroup 0.0.1... [INFO] testing cgroup-0.0.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate cgroup 0.0.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate cgroup 0.0.1 [INFO] finished tweaking crates.io crate cgroup 0.0.1 [INFO] tweaked toml for crates.io crate cgroup 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cgroup 0.0.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1963f039cb6d1a4e99ae70e2060a37f4e8ea73c2cfdd16cd93b3eb467557549 [INFO] running `Command { std: "docker" "start" "-a" "b1963f039cb6d1a4e99ae70e2060a37f4e8ea73c2cfdd16cd93b3eb467557549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1963f039cb6d1a4e99ae70e2060a37f4e8ea73c2cfdd16cd93b3eb467557549", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1963f039cb6d1a4e99ae70e2060a37f4e8ea73c2cfdd16cd93b3eb467557549", kill_on_drop: false }` [INFO] [stdout] b1963f039cb6d1a4e99ae70e2060a37f4e8ea73c2cfdd16cd93b3eb467557549 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ceada45900c88f40ab0f60bffb355667f6b5b81e6b5d9806e84a8b0a58b81d18 [INFO] running `Command { std: "docker" "start" "-a" "ceada45900c88f40ab0f60bffb355667f6b5b81e6b5d9806e84a8b0a58b81d18", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling cgroup v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved imports `std::io::File`, `std::io::IoResult` [INFO] [stdout] --> src/lib.rs:19:15 [INFO] [stdout] | [INFO] [stdout] 19 | use std::io::{File, IoResult}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | no `IoResult` in `io` [INFO] [stdout] | | help: a similar name exists in the module: `Result` [INFO] [stdout] | no `File` in `io` [INFO] [stdout] | [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::fs::File [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::io::fs` [INFO] [stdout] --> src/lib.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | use std::io::fs::PathExtensions; [INFO] [stdout] | ^^ could not find `fs` in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: could not find `fs` in `io` [INFO] [stdout] --> src/lib.rs:54:31 [INFO] [stdout] | [INFO] [stdout] 54 | for path in try!(std::io::fs::readdir(path)).into_iter() { [INFO] [stdout] | ^^ could not find `fs` in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:24:15 [INFO] [stdout] | [INFO] [stdout] 24 | basepath: Path, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:27:35 [INFO] [stdout] | [INFO] [stdout] 27 | controllers: HashMap, Path>, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 31 | path: Path, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:32:37 [INFO] [stdout] | [INFO] [stdout] 32 | cache: RefCell, Path>>, [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:36:71 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn get_controllers(pid: libc::pid_t) -> IoResult, Path>> { [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path` [INFO] [stdout] --> src/lib.rs:37:37 [INFO] [stdout] | [INFO] [stdout] 37 | let contents = try!(File::open(&Path::new(format!("/proc/{}/cgroup", pid))).read_to_string()); [INFO] [stdout] | ^^^^ use of undeclared type `Path` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path` [INFO] [stdout] --> src/lib.rs:46:20 [INFO] [stdout] | [INFO] [stdout] 46 | let path = Path::new(columns.next().expect("No controller path!")); [INFO] [stdout] | ^^^^ use of undeclared type `Path` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:52:22 [INFO] [stdout] | [INFO] [stdout] 52 | fn path_cache(path: &Path) -> IoResult, Path>> { [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:52:57 [INFO] [stdout] | [INFO] [stdout] 52 | fn path_cache(path: &Path) -> IoResult, Path>> { [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path` [INFO] [stdout] --> src/lib.rs:65:35 [INFO] [stdout] | [INFO] [stdout] 65 | CGroup::from_base_and_pid(Path::new("/sys/fs/cgroup"), unsafe { libc::getpid() }) [INFO] [stdout] | ^^^^ use of undeclared type `Path` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Path` in this scope [INFO] [stdout] --> src/lib.rs:69:36 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn from_base_and_pid(base: Path, pid: libc::pid_t) -> IoResult { [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path` [INFO] [stdout] --> src/lib.rs:83:53 [INFO] [stdout] | [INFO] [stdout] 83 | Some(c) => p.push(c.path_relative_from(&Path::new("/")).expect("path_relative_from is bork?")), [INFO] [stdout] | ^^^^ use of undeclared type `Path` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 17 + use std::path::Path; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | let contents = try!(File::open(&Path::new(format!("/proc/{}/cgroup", pid))).read_to_string()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | for path in try!(std::io::fs::readdir(path)).into_iter() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | let conts = try!(get_controllers(pid)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/lib.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | extern crate libc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/lib.rs:36:29 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn get_controllers(pid: libc::pid_t) -> IoResult, Path>> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/lib.rs:65:73 [INFO] [stdout] | [INFO] [stdout] 65 | CGroup::from_base_and_pid(Path::new("/sys/fs/cgroup"), unsafe { libc::getpid() }) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] 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] [stdout] --> src/lib.rs:69:47 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn from_base_and_pid(base: Path, pid: libc::pid_t) -> IoResult { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] = help: add `#![feature(rustc_private)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cgroup` (lib) due to 24 previous errors; 3 warnings emitted [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let contents = try!(File::open(&Path::new(format!("/proc/{}/cgroup", pid))).read_to_string()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 38 | let mut map = HashMap::new(); [INFO] [stdout] 39 | for line in contents.as_slice().lines() { [INFO] [stdout] | -------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `contents` an explicit type [INFO] [stdout] | [INFO] [stdout] 37 | let contents: /* Type */ = try!(File::open(&Path::new(format!("/proc/{}/cgroup", pid))).read_to_string()); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:40:27 [INFO] [stdout] | [INFO] [stdout] 40 | let mut columns = line.split(':').fuse(); [INFO] [stdout] | ^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | for path in try!(std::io::fs::readdir(path)).into_iter() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | if !path.is_file() { break; } [INFO] [stdout] | ^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:83:31 [INFO] [stdout] | [INFO] [stdout] 83 | Some(c) => p.push(c.path_relative_from(&Path::new("/")).expect("path_relative_from is bork?")), [INFO] [stdout] | ^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0412, E0432, E0433, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ceada45900c88f40ab0f60bffb355667f6b5b81e6b5d9806e84a8b0a58b81d18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ceada45900c88f40ab0f60bffb355667f6b5b81e6b5d9806e84a8b0a58b81d18", kill_on_drop: false }` [INFO] [stdout] ceada45900c88f40ab0f60bffb355667f6b5b81e6b5d9806e84a8b0a58b81d18