[INFO] fetching crate t_bang 0.1.4... [INFO] testing t_bang-0.1.4 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate t_bang 0.1.4 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate t_bang 0.1.4 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate t_bang 0.1.4 [INFO] finished tweaking crates.io crate t_bang 0.1.4 [INFO] tweaked toml for crates.io crate t_bang 0.1.4 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] e90182d9a604f3d737d9c834aa7228a184832f3721b94bf02f5cdb5df6e50d86 [INFO] running `Command { std: "docker" "start" "-a" "e90182d9a604f3d737d9c834aa7228a184832f3721b94bf02f5cdb5df6e50d86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e90182d9a604f3d737d9c834aa7228a184832f3721b94bf02f5cdb5df6e50d86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e90182d9a604f3d737d9c834aa7228a184832f3721b94bf02f5cdb5df6e50d86", kill_on_drop: false }` [INFO] [stdout] e90182d9a604f3d737d9c834aa7228a184832f3721b94bf02f5cdb5df6e50d86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f9c418986c669fa9772628634a68864326b4a00565f85007766fbe0c4b05f09 [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" "1f9c418986c669fa9772628634a68864326b4a00565f85007766fbe0c4b05f09", kill_on_drop: false }` [INFO] [stderr] Compiling t_bang v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/lib.rs:16:3 [INFO] [stdout] | [INFO] [stdout] 16 | unsafe { std::intrinsics::type_name::() } [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:15:39 [INFO] [stdout] | [INFO] [stdout] 15 | pub extern fn type_of<'a, T>(_: T) -> &'a str { [INFO] [stdout] | ^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using `*const u8` and a length instead [INFO] [stdout] = note: string slices have no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "1f9c418986c669fa9772628634a68864326b4a00565f85007766fbe0c4b05f09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f9c418986c669fa9772628634a68864326b4a00565f85007766fbe0c4b05f09", kill_on_drop: false }` [INFO] [stdout] 1f9c418986c669fa9772628634a68864326b4a00565f85007766fbe0c4b05f09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dff40bc3c29709c3202b0a1c874b73aae21c262b2373856b02e581c4152d93b6 [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" "dff40bc3c29709c3202b0a1c874b73aae21c262b2373856b02e581c4152d93b6", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/lib.rs:16:3 [INFO] [stdout] | [INFO] [stdout] 16 | unsafe { std::intrinsics::type_name::() } [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling t_bang v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:15:39 [INFO] [stdout] | [INFO] [stdout] 15 | pub extern fn type_of<'a, T>(_: T) -> &'a str { [INFO] [stdout] | ^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using `*const u8` and a length instead [INFO] [stdout] = note: string slices have no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/lib.rs:16:3 [INFO] [stdout] | [INFO] [stdout] 16 | unsafe { std::intrinsics::type_name::() } [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `str`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:15:39 [INFO] [stdout] | [INFO] [stdout] 15 | pub extern fn type_of<'a, T>(_: T) -> &'a str { [INFO] [stdout] | ^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using `*const u8` and a length instead [INFO] [stdout] = note: string slices have no C equivalent [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "dff40bc3c29709c3202b0a1c874b73aae21c262b2373856b02e581c4152d93b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dff40bc3c29709c3202b0a1c874b73aae21c262b2373856b02e581c4152d93b6", kill_on_drop: false }` [INFO] [stdout] dff40bc3c29709c3202b0a1c874b73aae21c262b2373856b02e581c4152d93b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4fdf4d7d1b07f0490f3775a3de15c2665f3e3e7d2504ccf15c4506f90e29afd6 [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" "4fdf4d7d1b07f0490f3775a3de15c2665f3e3e7d2504ccf15c4506f90e29afd6", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/lib.rs:16:3 [INFO] [stderr] | [INFO] [stderr] 16 | unsafe { std::intrinsics::type_name::() } [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `extern` fn uses type `str`, which is not FFI-safe [INFO] [stderr] --> src/lib.rs:15:39 [INFO] [stderr] | [INFO] [stderr] 15 | pub extern fn type_of<'a, T>(_: T) -> &'a str { [INFO] [stderr] | ^^^^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stderr] = help: consider using `*const u8` and a length instead [INFO] [stderr] = note: string slices have no C equivalent [INFO] [stderr] [INFO] [stderr] warning: `t_bang` (lib) generated 2 warnings [INFO] [stderr] warning: `t_bang` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/t_bang-d48317d0973357c9) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests t_bang [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] [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" "4fdf4d7d1b07f0490f3775a3de15c2665f3e3e7d2504ccf15c4506f90e29afd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fdf4d7d1b07f0490f3775a3de15c2665f3e3e7d2504ccf15c4506f90e29afd6", kill_on_drop: false }` [INFO] [stdout] 4fdf4d7d1b07f0490f3775a3de15c2665f3e3e7d2504ccf15c4506f90e29afd6