[INFO] cloning repository https://github.com/tomc1998/specs_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomc1998/specs_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Fspecs_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Fspecs_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c82dd36d319a3f4e0bf57a787663baa067001c5 [INFO] testing tomc1998/specs_test against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomc1998%2Fspecs_test" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomc1998/specs_test on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tomc1998/specs_test [INFO] finished tweaking git repo https://github.com/tomc1998/specs_test [INFO] tweaked toml for git repo https://github.com/tomc1998/specs_test written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/tomc1998/specs_test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded threadpool v1.3.2 [INFO] [stderr] Downloaded x11-dl v2.13.0 [INFO] [stderr] Downloaded pulse v0.5.3 [INFO] [stderr] Downloaded atom v0.3.4 [INFO] [stderr] Downloaded ticketed_lock v0.1.0 [INFO] [stderr] Downloaded specs v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c52a04ca451f442e560115ac1c11f1d341180d28d6ac83698477a40110d9b2e [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" "3c52a04ca451f442e560115ac1c11f1d341180d28d6ac83698477a40110d9b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c52a04ca451f442e560115ac1c11f1d341180d28d6ac83698477a40110d9b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c52a04ca451f442e560115ac1c11f1d341180d28d6ac83698477a40110d9b2e", kill_on_drop: false }` [INFO] [stdout] 3c52a04ca451f442e560115ac1c11f1d341180d28d6ac83698477a40110d9b2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 929400cf143c8d781f23a669585d8554de91eae2d6ddbdc1ae574d6de9549fcc [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" "929400cf143c8d781f23a669585d8554de91eae2d6ddbdc1ae574d6de9549fcc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.22 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling num-traits v0.1.37 [INFO] [stderr] Compiling itoa v0.3.1 [INFO] [stderr] Compiling dtoa v0.4.1 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling log v0.3.7 [INFO] [stderr] Compiling khronos_api v1.0.0 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling gcc v0.3.45 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling fnv v1.0.5 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling rustc-demangle v0.1.4 [INFO] [stderr] Compiling atom v0.3.4 [INFO] [stderr] Compiling threadpool v1.3.2 [INFO] [stderr] Compiling smallvec v0.1.8 [INFO] [stderr] Compiling tuple_utils v0.2.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling xml-rs v0.3.6 [INFO] [stderr] Compiling ticketed_lock v0.1.0 [INFO] [stderr] Compiling tempfile v2.1.5 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling shared_library v0.1.5 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling num_cpus v1.4.0 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling memmap v0.4.0 [INFO] [stderr] Compiling x11-dl v2.13.0 [INFO] [stderr] Compiling pulse v0.5.3 [INFO] [stderr] Compiling backtrace-sys v0.1.10 [INFO] [stderr] Compiling wayland-scanner v0.7.8 [INFO] [stderr] Compiling gl_generator v0.5.2 [INFO] [stderr] Compiling specs v0.8.1 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling cgmath v0.14.1 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Compiling wayland-client v0.7.8 [INFO] [stderr] Compiling glutin v0.7.4 [INFO] [stderr] Compiling glium v0.16.0 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.7.8 [INFO] [stderr] Compiling wayland-window v0.4.4 [INFO] [stderr] Compiling wayland-kbd v0.6.3 [INFO] [stderr] Compiling winit v0.5.11 [INFO] [stderr] Compiling specs_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/main.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{Rng, StdRng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | let mut rng = StdRng::new().unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:52:7 [INFO] [stdout] | [INFO] [stdout] 52 | let mut rng = StdRng::new().unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.42s [INFO] running `Command { std: "docker" "inspect" "929400cf143c8d781f23a669585d8554de91eae2d6ddbdc1ae574d6de9549fcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "929400cf143c8d781f23a669585d8554de91eae2d6ddbdc1ae574d6de9549fcc", kill_on_drop: false }` [INFO] [stdout] 929400cf143c8d781f23a669585d8554de91eae2d6ddbdc1ae574d6de9549fcc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d5fbae272430c8577a84b6ba045576351232db3f05893da4e7f67bc76bb4029 [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" "0d5fbae272430c8577a84b6ba045576351232db3f05893da4e7f67bc76bb4029", kill_on_drop: false }` [INFO] [stderr] Compiling specs_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/main.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | use rand::{Rng, StdRng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | let mut rng = StdRng::new().unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:52:7 [INFO] [stdout] | [INFO] [stdout] 52 | let mut rng = StdRng::new().unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "0d5fbae272430c8577a84b6ba045576351232db3f05893da4e7f67bc76bb4029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d5fbae272430c8577a84b6ba045576351232db3f05893da4e7f67bc76bb4029", kill_on_drop: false }` [INFO] [stdout] 0d5fbae272430c8577a84b6ba045576351232db3f05893da4e7f67bc76bb4029 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7b60046df974373080841fb45daef905a79f515cae3f520530f1624ca2bf6f0b [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" "7b60046df974373080841fb45daef905a79f515cae3f520530f1624ca2bf6f0b", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Rng` [INFO] [stderr] --> src/main.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | use rand::{Rng, StdRng}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:52:11 [INFO] [stderr] | [INFO] [stderr] 52 | let mut rng = StdRng::new().unwrap(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:52:7 [INFO] [stderr] | [INFO] [stderr] 52 | let mut rng = StdRng::new().unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `specs_test` (bin "specs_test" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/specs_test-295b55812bb29023) [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" "7b60046df974373080841fb45daef905a79f515cae3f520530f1624ca2bf6f0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b60046df974373080841fb45daef905a79f515cae3f520530f1624ca2bf6f0b", kill_on_drop: false }` [INFO] [stdout] 7b60046df974373080841fb45daef905a79f515cae3f520530f1624ca2bf6f0b