[INFO] fetching crate lbfgs 0.3.0...
[INFO] testing lbfgs-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate lbfgs 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lbfgs 0.3.0
[INFO] finished tweaking crates.io crate lbfgs 0.3.0
[INFO] tweaked toml for crates.io crate lbfgs 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lbfgs 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lbfgs 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2af228909dba8c83f98592682d7ffd8ddcdac070ba92e0bc9c486c04aa29781d
[INFO] running `Command { std: "docker" "start" "-a" "2af228909dba8c83f98592682d7ffd8ddcdac070ba92e0bc9c486c04aa29781d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2af228909dba8c83f98592682d7ffd8ddcdac070ba92e0bc9c486c04aa29781d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af228909dba8c83f98592682d7ffd8ddcdac070ba92e0bc9c486c04aa29781d", kill_on_drop: false }`
[INFO] [stdout] 2af228909dba8c83f98592682d7ffd8ddcdac070ba92e0bc9c486c04aa29781d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c01145078910cd5e4561c28da8962547055424c127efc2bf633f1f6cb181999
[INFO] running `Command { std: "docker" "start" "-a" "4c01145078910cd5e4561c28da8962547055424c127efc2bf633f1f6cb181999", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lbfgs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "4c01145078910cd5e4561c28da8962547055424c127efc2bf633f1f6cb181999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c01145078910cd5e4561c28da8962547055424c127efc2bf633f1f6cb181999", kill_on_drop: false }`
[INFO] [stdout] 4c01145078910cd5e4561c28da8962547055424c127efc2bf633f1f6cb181999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3e333b56d75336178c0c358c49a7c7aa7ed61aed93dbd4f8d53f8ed75b445d2
[INFO] running `Command { std: "docker" "start" "-a" "b3e333b56d75336178c0c358c49a7c7aa7ed61aed93dbd4f8d53f8ed75b445d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling unit_test_utils v0.1.4
[INFO] [stderr]    Compiling lbfgs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "b3e333b56d75336178c0c358c49a7c7aa7ed61aed93dbd4f8d53f8ed75b445d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e333b56d75336178c0c358c49a7c7aa7ed61aed93dbd4f8d53f8ed75b445d2", kill_on_drop: false }`
[INFO] [stdout] b3e333b56d75336178c0c358c49a7c7aa7ed61aed93dbd4f8d53f8ed75b445d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1e3639bbb385934e4fa405266f74aa1ecfc48684101f98232d4243e2d03c8bf
[INFO] running `Command { std: "docker" "start" "-a" "c1e3639bbb385934e4fa405266f74aa1ecfc48684101f98232d4243e2d03c8bf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lbfgs-c46da38646f1f367)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test tests::correctneess_buff_1 ... ok
[INFO] [stdout] test tests::correctneess_buff_2 ... ok
[INFO] [stdout] test tests::correctneess_reset ... ok
[INFO] [stdout] test tests::lbfgs_apply_finite ... ok
[INFO] [stdout] test tests::lbfgs_buffer_storage ... ok
[INFO] [stdout] test tests::correctneess_buff_overfull ... ok
[INFO] [stdout] test tests::correctneess_buff_empty ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test ... ok
[INFO] [stdout] test vec_ops::tests::inplace_vec_add_test ... ok
[INFO] [stdout] test tests::reject_norm_s_zero ... ok
[INFO] [stdout] test tests::reject_perpendicular_sy ... ok
[INFO] [stdout] test tests::reject_cfbs_condition ... ok
[INFO] [stdout] test vec_ops::tests::norm2_sq_test ... ok
[INFO] [stdout] test vec_ops::tests::norm2_test ... ok
[INFO] [stdout] test vec_ops::tests::norm_inf_test ... ok
[INFO] [stdout] test vec_ops::tests::scalar_vector_test ... ok
[INFO] [stdout] test vec_ops::tests::inner_product_test ... ok
[INFO] [stdout] test vec_ops::tests::norm1_test ... ok
[INFO] [stdout] test tests::lbfgs_panic_cbfgs_alpha - should panic ... ok
[INFO] [stdout] test tests::lbfgs_panic_zero_mem - should panic ... ok
[INFO] [stdout] test tests::lbfgs_panic_apply_size_grad - should panic ... ok
[INFO] [stdout] test tests::lbfgs_panic_cbfgs_epsilon - should panic ... ok
[INFO] [stdout] test tests::lbfgs_panic_zero_n - should panic ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic1 - should panic ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic2 - should panic ... ok
[INFO] [stdout] test vec_ops::tests::inplace_vec_add_panic - should panic ... ok
[INFO] [stdout] test vec_ops::tests::inner_product_test_panic - should panic ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic3 - should panic ... ok
[INFO] [stdout] test tests::lbfgs_panic_apply_state - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lbfgs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 2) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1e3639bbb385934e4fa405266f74aa1ecfc48684101f98232d4243e2d03c8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e3639bbb385934e4fa405266f74aa1ecfc48684101f98232d4243e2d03c8bf", kill_on_drop: false }`
[INFO] [stdout] c1e3639bbb385934e4fa405266f74aa1ecfc48684101f98232d4243e2d03c8bf