[INFO] fetching crate optimization 0.2.0... [INFO] testing optimization-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate optimization 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate optimization 0.2.0 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 optimization 0.2.0 [INFO] finished tweaking crates.io crate optimization 0.2.0 [INFO] tweaked toml for crates.io crate optimization 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate optimization 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winapi-util v0.1.4 [INFO] [stderr] Downloaded regex v1.3.6 [INFO] [stderr] Downloaded libc v0.2.68 [INFO] [stderr] Downloaded hermit-abi v0.1.10 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 37dc2075d8c5808815f2bd5ac0e90ff2234edd333a818e0ab554a73bd54115ec [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" "37dc2075d8c5808815f2bd5ac0e90ff2234edd333a818e0ab554a73bd54115ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37dc2075d8c5808815f2bd5ac0e90ff2234edd333a818e0ab554a73bd54115ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37dc2075d8c5808815f2bd5ac0e90ff2234edd333a818e0ab554a73bd54115ec", kill_on_drop: false }` [INFO] [stdout] 37dc2075d8c5808815f2bd5ac0e90ff2234edd333a818e0ab554a73bd54115ec [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=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] db10f79ec1e2d345f0456dba3f76e5f7596ebfcece2569cb06620df68b56b351 [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" "db10f79ec1e2d345f0456dba3f76e5f7596ebfcece2569cb06620df68b56b351", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling optimization v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.68s [INFO] running `Command { std: "docker" "inspect" "db10f79ec1e2d345f0456dba3f76e5f7596ebfcece2569cb06620df68b56b351", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db10f79ec1e2d345f0456dba3f76e5f7596ebfcece2569cb06620df68b56b351", kill_on_drop: false }` [INFO] [stdout] db10f79ec1e2d345f0456dba3f76e5f7596ebfcece2569cb06620df68b56b351 [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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0fce4a51294abd58c333de8d259d879f7e2e445581beebc1468021cf8d521485 [INFO] running `Command { std: "docker" "start" "-a" "0fce4a51294abd58c333de8d259d879f7e2e445581beebc1468021cf8d521485", kill_on_drop: false }` [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling optimization v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.92s [INFO] running `Command { std: "docker" "inspect" "0fce4a51294abd58c333de8d259d879f7e2e445581beebc1468021cf8d521485", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fce4a51294abd58c333de8d259d879f7e2e445581beebc1468021cf8d521485", kill_on_drop: false }` [INFO] [stdout] 0fce4a51294abd58c333de8d259d879f7e2e445581beebc1468021cf8d521485 [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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 51a8c65c432548b6404913a7533717d66cedd0402321caa30f90c9fae1edbe17 [INFO] running `Command { std: "docker" "start" "-a" "51a8c65c432548b6404913a7533717d66cedd0402321caa30f90c9fae1edbe17", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/optimization-8268aaecdc4bc431) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test gd::tests::sphere ... ok [INFO] [stdout] test utils::tests::test_are_close ... ok [INFO] [stdout] test utils::tests::test_is_saddle_point ... ok [INFO] [stdout] test numeric::tests::test_gd_sphere ... ok [INFO] [stdout] test numeric::tests::test_accuracy ... ok [INFO] [stdout] test gd::tests::rosenbrock ... ok [INFO] [stdout] test numeric::tests::test_gd_rosenbrock ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.04s [INFO] [stdout] [INFO] [stderr] Doc-tests optimization [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/numeric.rs - numeric::NumericalDifferentiation (line 13) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51a8c65c432548b6404913a7533717d66cedd0402321caa30f90c9fae1edbe17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51a8c65c432548b6404913a7533717d66cedd0402321caa30f90c9fae1edbe17", kill_on_drop: false }` [INFO] [stdout] 51a8c65c432548b6404913a7533717d66cedd0402321caa30f90c9fae1edbe17