[INFO] fetching crate core_extensions_proc_macros 1.5.1...
[INFO] testing core_extensions_proc_macros-1.5.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate core_extensions_proc_macros 1.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate core_extensions_proc_macros 1.5.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core_extensions_proc_macros 1.5.1
[INFO] finished tweaking crates.io crate core_extensions_proc_macros 1.5.1
[INFO] tweaked toml for crates.io crate core_extensions_proc_macros 1.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab5179abe1f7da81b142b65bc78e2a89dc90ae6bcfda525f6c1dd8345da18ced
[INFO] running `Command { std: "docker" "start" "-a" "ab5179abe1f7da81b142b65bc78e2a89dc90ae6bcfda525f6c1dd8345da18ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab5179abe1f7da81b142b65bc78e2a89dc90ae6bcfda525f6c1dd8345da18ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5179abe1f7da81b142b65bc78e2a89dc90ae6bcfda525f6c1dd8345da18ced", kill_on_drop: false }`
[INFO] [stdout] ab5179abe1f7da81b142b65bc78e2a89dc90ae6bcfda525f6c1dd8345da18ced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 688c5e00f793c35bbfef12692131ca542fa79a01196abac0ad451d24ad5f5d2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "688c5e00f793c35bbfef12692131ca542fa79a01196abac0ad451d24ad5f5d2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "688c5e00f793c35bbfef12692131ca542fa79a01196abac0ad451d24ad5f5d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688c5e00f793c35bbfef12692131ca542fa79a01196abac0ad451d24ad5f5d2d", kill_on_drop: false }`
[INFO] [stdout] 688c5e00f793c35bbfef12692131ca542fa79a01196abac0ad451d24ad5f5d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea4c3e69c544ccb4a0d4353c0af74e8b86ff36a2b6ecb8e51905779dc8cb1ca7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea4c3e69c544ccb4a0d4353c0af74e8b86ff36a2b6ecb8e51905779dc8cb1ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `String`, `ToString`
[INFO] [stdout]   --> src/tests.rs:6:21
[INFO] [stdout]    |
[INFO] [stdout] 6  | use alloc::string::{String, ToString};
[INFO] [stdout]    |                     ^^^^^^  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | mod tests;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_try_proc`
[INFO] [stdout]   --> src/test_utils.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) fn test_try_proc(
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format_res`
[INFO] [stdout]   --> src/test_utils.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn format_res(res: &Result<String, String>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `map_both`
[INFO] [stdout]   --> src/test_utils.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn map_both<T, U, F>(res: Result<T, T>, func: F) -> Result<U, U>
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "ea4c3e69c544ccb4a0d4353c0af74e8b86ff36a2b6ecb8e51905779dc8cb1ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4c3e69c544ccb4a0d4353c0af74e8b86ff36a2b6ecb8e51905779dc8cb1ca7", kill_on_drop: false }`
[INFO] [stdout] ea4c3e69c544ccb4a0d4353c0af74e8b86ff36a2b6ecb8e51905779dc8cb1ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9350fc3946e67d93b4beb2c9d086eaf260ff06ea7c04d4ee41db6a6909a360aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9350fc3946e67d93b4beb2c9d086eaf260ff06ea7c04d4ee41db6a6909a360aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused imports: `String`, `ToString`
[INFO] [stderr]   --> src/tests.rs:6:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | use alloc::string::{String, ToString};
[INFO] [stderr]    |                     ^^^^^^  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> src/lib.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | mod tests;
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_try_proc`
[INFO] [stderr]   --> src/test_utils.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub(crate) fn test_try_proc(
[INFO] [stderr]    |               ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `format_res`
[INFO] [stderr]   --> src/test_utils.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn format_res(res: &Result<String, String>) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `map_both`
[INFO] [stderr]   --> src/test_utils.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn map_both<T, U, F>(res: Result<T, T>, func: F) -> Result<U, U>
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `core_extensions_proc_macros` (lib test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/core_extensions_proc_macros-ee5d2c86cb61dca0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests core_extensions_proc_macros
[INFO] [stdout] test tests::split_generics_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9350fc3946e67d93b4beb2c9d086eaf260ff06ea7c04d4ee41db6a6909a360aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9350fc3946e67d93b4beb2c9d086eaf260ff06ea7c04d4ee41db6a6909a360aa", kill_on_drop: false }`
[INFO] [stdout] 9350fc3946e67d93b4beb2c9d086eaf260ff06ea7c04d4ee41db6a6909a360aa