[INFO] fetching crate fast-able 1.0.0...
[INFO] testing fast-able-1.0.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate fast-able 1.0.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fast-able 1.0.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-able 1.0.0
[INFO] finished tweaking crates.io crate fast-able 1.0.0
[INFO] tweaked toml for crates.io crate fast-able 1.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 587a091fba345a5afd92345230c5102be16e60ef4e5fc3facc4a19ffe363bd7f
[INFO] running `Command { std: "docker" "start" "-a" "587a091fba345a5afd92345230c5102be16e60ef4e5fc3facc4a19ffe363bd7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "587a091fba345a5afd92345230c5102be16e60ef4e5fc3facc4a19ffe363bd7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587a091fba345a5afd92345230c5102be16e60ef4e5fc3facc4a19ffe363bd7f", kill_on_drop: false }`
[INFO] [stdout] 587a091fba345a5afd92345230c5102be16e60ef4e5fc3facc4a19ffe363bd7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c0462f0fcfcf3081f337cefd77e03d4fcfbf10c5f4922d05d0ce04904bc72c5
[INFO] running `Command { std: "docker" "start" "-a" "0c0462f0fcfcf3081f337cefd77e03d4fcfbf10c5f4922d05d0ce04904bc72c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling fast-able v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `parking_lot::ReentrantMutexGuard`
[INFO] [stdout]  --> src/map_hash.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use parking_lot::ReentrantMutexGuard;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ReentrantMutexGuard`, `ReentrantMutex`
[INFO] [stdout]  --> src/vec.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use parking_lot::{ReentrantMutex, ReentrantMutexGuard};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "0c0462f0fcfcf3081f337cefd77e03d4fcfbf10c5f4922d05d0ce04904bc72c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0462f0fcfcf3081f337cefd77e03d4fcfbf10c5f4922d05d0ce04904bc72c5", kill_on_drop: false }`
[INFO] [stdout] 0c0462f0fcfcf3081f337cefd77e03d4fcfbf10c5f4922d05d0ce04904bc72c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71569e73d92120129d6169669e3bcdf73d093b435238d68179f3fd94410cac40
[INFO] running `Command { std: "docker" "start" "-a" "71569e73d92120129d6169669e3bcdf73d093b435238d68179f3fd94410cac40", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stdout] warning: unused import: `parking_lot::ReentrantMutexGuard`
[INFO] [stdout]  --> src/map_hash.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use parking_lot::ReentrantMutexGuard;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ReentrantMutexGuard`, `ReentrantMutex`
[INFO] [stdout]  --> src/vec.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use parking_lot::{ReentrantMutex, ReentrantMutexGuard};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling crossbeam-channel v0.5.10
[INFO] [stderr]    Compiling crossbeam-queue v0.3.10
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling crossbeam v0.8.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling fast-able v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dark_std`
[INFO] [stdout]  --> tests/test_wg.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dark_std::sync::WaitGroup;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `dark_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dark_std`
[INFO] [stdout]  --> tests/btree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dark_std::sync::SyncBtreeMap;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `dark_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parking_lot::ReentrantMutexGuard`
[INFO] [stdout]  --> src/map_hash.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use parking_lot::ReentrantMutexGuard;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ReentrantMutexGuard`, `ReentrantMutex`
[INFO] [stdout]  --> src/vec.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use parking_lot::{ReentrantMutex, ReentrantMutexGuard};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dark_std`
[INFO] [stdout]  --> tests/hash_map.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dark_std::sync::SyncHashMap;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `dark_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-able` (test "test_wg") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `dark_std`
[INFO] [stdout]  --> tests/vec.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use dark_std::sync::SyncVec;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `dark_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `dark_std`
[INFO] [stdout]  --> tests/vec.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dark_std::sync_vec;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `dark_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `sync_vec`
[INFO] [stdout]    --> tests/vec.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let v = sync_vec![];
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `sync_vec`
[INFO] [stdout]    --> tests/vec.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |     assert_eq!(v, sync_vec![1]);
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `sync_vec`
[INFO] [stdout]    --> tests/vec.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |     let v = sync_vec![1];
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `sync_vec`
[INFO] [stdout]    --> tests/vec.rs:181:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |     assert_eq!(v, sync_vec![1, 2]);
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `sync_vec`
[INFO] [stdout]    --> tests/vec.rs:186:13
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let v = sync_vec![1;2];
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> tests/btree.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-able` (test "btree") due to 2 previous errors; 1 warning emitted
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-able` (test "hash_map") due to 2 previous errors
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast-able` (test "vec") due to 8 previous errors
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/statis.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         for i in 0..10000_0000 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/statis.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for i in 0..10000_0000 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/statis.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         for i in 0..10000_0000 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/statis.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     rt.join();
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let _ = rt.join();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/statis.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     rt2.join();
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let _ = rt2.join();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/statis.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     rt3.join();
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let _ = rt3.join();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71569e73d92120129d6169669e3bcdf73d093b435238d68179f3fd94410cac40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71569e73d92120129d6169669e3bcdf73d093b435238d68179f3fd94410cac40", kill_on_drop: false }`
[INFO] [stdout] 71569e73d92120129d6169669e3bcdf73d093b435238d68179f3fd94410cac40
