[INFO] cloning repository https://github.com/shobhitsundriyal/day_2_threads
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shobhitsundriyal/day_2_threads" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshobhitsundriyal%2Fday_2_threads", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshobhitsundriyal%2Fday_2_threads'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4726498b2bd6d76b2ddd637a42bf6b663bf840b2
[INFO] checking shobhitsundriyal/day_2_threads against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshobhitsundriyal%2Fday_2_threads" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shobhitsundriyal/day_2_threads
[INFO] finished tweaking git repo https://github.com/shobhitsundriyal/day_2_threads
[INFO] tweaked toml for git repo https://github.com/shobhitsundriyal/day_2_threads written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shobhitsundriyal/day_2_threads on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shobhitsundriyal/day_2_threads 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oncemutex v0.1.1
[INFO] [stderr]   Downloaded debug_unreachable v0.1.1
[INFO] [stderr]   Downloaded lazy v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 831b4e7ad9188a61a437b03e16b283334daf750dbd2a4ce23e58bdd568014925
[INFO] running `Command { std: "docker" "start" "-a" "831b4e7ad9188a61a437b03e16b283334daf750dbd2a4ce23e58bdd568014925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "831b4e7ad9188a61a437b03e16b283334daf750dbd2a4ce23e58bdd568014925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831b4e7ad9188a61a437b03e16b283334daf750dbd2a4ce23e58bdd568014925", kill_on_drop: false }`
[INFO] [stdout] 831b4e7ad9188a61a437b03e16b283334daf750dbd2a4ce23e58bdd568014925
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed3127ad3d033dcb6d2f6cb435178594a6592f8eb689b5b39d02e0556e5c46a7
[INFO] running `Command { std: "docker" "start" "-a" "ed3127ad3d033dcb6d2f6cb435178594a6592f8eb689b5b39d02e0556e5c46a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking read_write_locks v0.1.0 (/opt/rustwide/workdir/read_write_locks)
[INFO] [stderr]     Checking thread_builder v0.1.0 (/opt/rustwide/workdir/thread_builder)
[INFO] [stderr]     Checking workers v0.1.0 (/opt/rustwide/workdir/workers)
[INFO] [stderr]     Checking day_2_threads v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking sum_the_vector v0.1.0 (/opt/rustwide/workdir/sum_the_vector)
[INFO] [stderr]     Checking mutexes v0.1.0 (/opt/rustwide/workdir/mutexes)
[INFO] [stderr]     Checking deadlock v0.1.0 (/opt/rustwide/workdir/deadlock)
[INFO] [stderr]     Checking channel1 v0.1.0 (/opt/rustwide/workdir/channel1)
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking atomics v0.1.0 (/opt/rustwide/workdir/atomics)
[INFO] [stderr]     Checking hello_thread v0.1.0 (/opt/rustwide/workdir/hello_thread)
[INFO] [stdout] warning: static variable `Users` should have an upper case name
[INFO] [stdout]  --> read_write_locks/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static Users: Lazy<RwLock<Vec<String>>> = Lazy::new(|| RwLock::new(build_users()));
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 4 - static Users: Lazy<RwLock<Vec<String>>> = Lazy::new(|| RwLock::new(build_users()));
[INFO] [stdout] 4 + static USERS: Lazy<RwLock<Vec<String>>> = Lazy::new(|| RwLock::new(build_users()));
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> hello_thread/src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hello_thread(n: i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking scoped_threads v0.1.0 (/opt/rustwide/workdir/scoped_threads)
[INFO] [stdout] warning: static variable `Users` should have an upper case name
[INFO] [stdout]  --> read_write_locks/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static Users: Lazy<RwLock<Vec<String>>> = Lazy::new(|| RwLock::new(build_users()));
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 4 - static Users: Lazy<RwLock<Vec<String>>> = Lazy::new(|| RwLock::new(build_users()));
[INFO] [stdout] 4 + static USERS: Lazy<RwLock<Vec<String>>> = Lazy::new(|| RwLock::new(build_users()));
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lazy v0.5.3
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> hello_thread/src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hello_thread(n: i32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] [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] 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 2025-11-06; 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] 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] error: could not compile `lazy` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ed3127ad3d033dcb6d2f6cb435178594a6592f8eb689b5b39d02e0556e5c46a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3127ad3d033dcb6d2f6cb435178594a6592f8eb689b5b39d02e0556e5c46a7", kill_on_drop: false }`
[INFO] [stdout] ed3127ad3d033dcb6d2f6cb435178594a6592f8eb689b5b39d02e0556e5c46a7
