[INFO] fetching crate lbfgs 0.2.1...
[INFO] testing lbfgs-0.2.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate lbfgs 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate lbfgs 0.2.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lbfgs 0.2.1
[INFO] finished tweaking crates.io crate lbfgs 0.2.1
[INFO] tweaked toml for crates.io crate lbfgs 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41f292175e18a64f45b8abe5504e3c3e969034fc1ee8a2f2b7f88855d4519b46
[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" "41f292175e18a64f45b8abe5504e3c3e969034fc1ee8a2f2b7f88855d4519b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41f292175e18a64f45b8abe5504e3c3e969034fc1ee8a2f2b7f88855d4519b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f292175e18a64f45b8abe5504e3c3e969034fc1ee8a2f2b7f88855d4519b46", kill_on_drop: false }`
[INFO] [stdout] 41f292175e18a64f45b8abe5504e3c3e969034fc1ee8a2f2b7f88855d4519b46
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--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] 45ffe37bf768e14a655c9b1566405277d6857aea41c14e60157ae2507327e8ac
[INFO] running `Command { std: "docker" "start" "-a" "45ffe37bf768e14a655c9b1566405277d6857aea41c14e60157ae2507327e8ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling lbfgs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `Command { std: "docker" "inspect" "45ffe37bf768e14a655c9b1566405277d6857aea41c14e60157ae2507327e8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ffe37bf768e14a655c9b1566405277d6857aea41c14e60157ae2507327e8ac", kill_on_drop: false }`
[INFO] [stdout] 45ffe37bf768e14a655c9b1566405277d6857aea41c14e60157ae2507327e8ac
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b214b08426b82f85e100a015a65a19b8b9cef47bdf492ea12093b4266390391
[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" "2b214b08426b82f85e100a015a65a19b8b9cef47bdf492ea12093b4266390391", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling unit_test_utils v0.1.3
[INFO] [stderr]    Compiling lbfgs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.24s
[INFO] running `Command { std: "docker" "inspect" "2b214b08426b82f85e100a015a65a19b8b9cef47bdf492ea12093b4266390391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b214b08426b82f85e100a015a65a19b8b9cef47bdf492ea12093b4266390391", kill_on_drop: false }`
[INFO] [stdout] 2b214b08426b82f85e100a015a65a19b8b9cef47bdf492ea12093b4266390391
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60f4e427d54e7cf97229f195c4d70366962fa570f2c20b4d76c3c60105369bcd
[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" "60f4e427d54e7cf97229f195c4d70366962fa570f2c20b4d76c3c60105369bcd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 29 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lbfgs-f56920f1905f7665
[INFO] [stdout] test tests::correctneess_buff_1 ... ok
[INFO] [stdout] test tests::lbfgs_buffer_storage ... ok
[INFO] [stdout] test tests::correctneess_buff_overfull ... ok
[INFO] [stdout] test tests::correctneess_reset ... ok
[INFO] [stdout] test tests::lbfgs_apply_finite ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test ... ok
[INFO] [stdout] test tests::reject_cfbs_condition ... ok
[INFO] [stdout] test vec_ops::tests::inner_product_test ... ok
[INFO] [stdout] test tests::reject_norm_s_zero ... ok
[INFO] [stdout] test vec_ops::tests::inplace_vec_add_test ... ok
[INFO] [stdout] test tests::correctneess_buff_2 ... ok
[INFO] [stdout] test tests::correctneess_buff_empty ... ok
[INFO] [stdout] test tests::reject_perpendicular_sy ... 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::norm1_test ... ok
[INFO] [stdout] test vec_ops::tests::scalar_vector_test ... ok
[INFO] [stdout] test tests::lbfgs_panic_apply_size_grad ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic1 ... ok
[INFO] [stdout] test tests::lbfgs_panic_zero_n ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic2 ... ok
[INFO] [stdout] test vec_ops::tests::inner_product_test_panic ... ok
[INFO] [stdout] test tests::lbfgs_panic_zero_mem ... ok
[INFO] [stdout] test tests::lbfgs_panic_cbfgs_epsilon ... ok
[INFO] [stdout] test tests::lbfgs_panic_apply_state ... ok
[INFO] [stderr]    Doc-tests lbfgs
[INFO] [stdout] test tests::lbfgs_panic_cbfgs_alpha ... ok
[INFO] [stdout] test vec_ops::tests::diff_and_save_test_panic3 ... ok
[INFO] [stdout] test vec_ops::tests::inplace_vec_add_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60f4e427d54e7cf97229f195c4d70366962fa570f2c20b4d76c3c60105369bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f4e427d54e7cf97229f195c4d70366962fa570f2c20b4d76c3c60105369bcd", kill_on_drop: false }`
[INFO] [stdout] 60f4e427d54e7cf97229f195c4d70366962fa570f2c20b4d76c3c60105369bcd