[INFO] cloning repository https://github.com/DTSmth/rust_foundations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DTSmth/rust_foundations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDTSmth%2Frust_foundations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDTSmth%2Frust_foundations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2e38626823d7902d5d06db71ee00d4995a84c42
[INFO] checking DTSmth/rust_foundations against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDTSmth%2Frust_foundations" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DTSmth/rust_foundations
[INFO] finished tweaking git repo https://github.com/DTSmth/rust_foundations
[INFO] tweaked toml for git repo https://github.com/DTSmth/rust_foundations written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DTSmth/rust_foundations on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DTSmth/rust_foundations 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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e62617854420756cfaee25d6f4fcb262b325753f93e678f3c791990947c1c926
[INFO] running `Command { std: "docker" "start" "-a" "e62617854420756cfaee25d6f4fcb262b325753f93e678f3c791990947c1c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e62617854420756cfaee25d6f4fcb262b325753f93e678f3c791990947c1c926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62617854420756cfaee25d6f4fcb262b325753f93e678f3c791990947c1c926", kill_on_drop: false }`
[INFO] [stdout] e62617854420756cfaee25d6f4fcb262b325753f93e678f3c791990947c1c926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e94e9c0fa3a5f2ebabd1833a033f34d1568f07520c643b43b8a83ce316ba104b
[INFO] running `Command { std: "docker" "start" "-a" "e94e9c0fa3a5f2ebabd1833a033f34d1568f07520c643b43b8a83ce316ba104b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]     Checking rayon_iters v0.1.0 (/opt/rustwide/workdir/rayon_iters)
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking rayon_scopes v0.1.0 (/opt/rustwide/workdir/rayon_scopes)
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking rust_foundations v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rwlocks v0.1.0 (/opt/rustwide/workdir/rwlocks)
[INFO] [stderr]     Checking affinity v0.1.0 (/opt/rustwide/workdir/affinity)
[INFO] [stderr]     Checking lazy v0.5.3
[INFO] [stderr]     Checking thread-priority v3.0.0
[INFO] [stderr]     Checking workers2 v0.1.0 (/opt/rustwide/workdir/workers2)
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stderr]     Checking mutexes v0.1.0 (/opt/rustwide/workdir/mutexes)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/lib.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)]
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.50.0; see <https://github.com/rust-lang/rust/pull/79336> for more information
[INFO] [stdout]   = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::thunk`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/single.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thunk::Invoke;
[INFO] [stdout]   |          ^^^^^ could not find `thunk` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::thunk`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/sync.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thunk::Invoke;
[INFO] [stdout]   |          ^^^^^ could not find `thunk` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking divide_work v0.1.0 (/opt/rustwide/workdir/divide_work)
[INFO] [stdout] error[E0425]: cannot find function `copy_lifetime` in module `mem`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/sync.rs:103:49
[INFO] [stdout]     |
[INFO] [stdout] 103 |             Evaluated(ref val) => unsafe { mem::copy_lifetime(self, val) },
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^ not found in `mem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> workers2/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/single.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<T> !Sync for Thunk<T> {}
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]    = help: add `#![feature(negative_impls)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-12-03; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `unsafe_destructor`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/lib.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)]
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `std_misc`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lazy-0.5.3/src/lib.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core, std_misc, unsafe_destructor, optin_builtin_traits)]
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `work`
[INFO] [stdout]   --> workers2/src/main.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 if let Some(work) = lock.pop_front() {
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_work`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> workers2/src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     for cpu in 0..cpu_count {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0557, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr]     Checking scoped_threads v0.1.0 (/opt/rustwide/workdir/scoped_threads)
[INFO] [stderr] error: could not compile `lazy` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> workers2/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `work`
[INFO] [stdout]   --> workers2/src/main.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 if let Some(work) = lock.pop_front() {
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_work`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu`
[INFO] [stdout]   --> workers2/src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     for cpu in 0..cpu_count {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> hello/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn hello_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e94e9c0fa3a5f2ebabd1833a033f34d1568f07520c643b43b8a83ce316ba104b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94e9c0fa3a5f2ebabd1833a033f34d1568f07520c643b43b8a83ce316ba104b", kill_on_drop: false }`
[INFO] [stdout] e94e9c0fa3a5f2ebabd1833a033f34d1568f07520c643b43b8a83ce316ba104b
