[INFO] cloning repository https://github.com/phillyfan1138/credit_faas_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phillyfan1138/credit_faas_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyfan1138%2Fcredit_faas_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyfan1138%2Fcredit_faas_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7508859cb99984605b58df039583a717597d94cb
[INFO] testing phillyfan1138/credit_faas_demo against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyfan1138%2Fcredit_faas_demo" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phillyfan1138/credit_faas_demo 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/phillyfan1138/credit_faas_demo
[INFO] finished tweaking git repo https://github.com/phillyfan1138/credit_faas_demo
[INFO] tweaked toml for git repo https://github.com/phillyfan1138/credit_faas_demo written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/phillyfan1138/credit_faas_demo 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.2.1
[INFO] [stderr]   Downloaded random v0.12.2
[INFO] [stderr]   Downloaded approx v0.2.1
[INFO] [stderr]   Downloaded loan_ec v0.1.4
[INFO] [stderr]   Downloaded special v0.8.0
[INFO] [stderr]   Downloaded probability v0.15.12
[INFO] [stderr]   Downloaded cf_dist_utils v0.8.0
[INFO] [stderr]   Downloaded roots v0.0.5
[INFO] [stderr]   Downloaded fang_oost v0.13.7
[INFO] [stderr]   Downloaded cf_functions v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ddc76aee5b0ef0ccafc2f113a9986611ba456dc638b61894a0ebe30f551bf70
[INFO] running `Command { std: "docker" "start" "-a" "6ddc76aee5b0ef0ccafc2f113a9986611ba456dc638b61894a0ebe30f551bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ddc76aee5b0ef0ccafc2f113a9986611ba456dc638b61894a0ebe30f551bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddc76aee5b0ef0ccafc2f113a9986611ba456dc638b61894a0ebe30f551bf70", kill_on_drop: false }`
[INFO] [stdout] 6ddc76aee5b0ef0ccafc2f113a9986611ba456dc638b61894a0ebe30f551bf70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eea4dcddaf24dbb8e703dc72746fb088e6dd22fa8a8878c7daafbe2cc48a5227
[INFO] running `Command { std: "docker" "start" "-a" "eea4dcddaf24dbb8e703dc72746fb088e6dd22fa8a8878c7daafbe2cc48a5227", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling serde v1.0.81
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stderr]    Compiling roots v0.0.5
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling special v0.7.8
[INFO] [stderr]    Compiling special v0.8.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling probability v0.15.12
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling cf_functions v0.10.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling fang_oost v0.13.7
[INFO] [stderr]    Compiling serde_derive v1.0.81
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling cf_dist_utils v0.8.0
[INFO] [stderr]    Compiling loan_ec v0.1.4
[INFO] [stderr]    Compiling credit_faas_demo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `num_x`
[INFO] [stdout]   --> src/bin/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     num_x: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.78s
[INFO] running `Command { std: "docker" "inspect" "eea4dcddaf24dbb8e703dc72746fb088e6dd22fa8a8878c7daafbe2cc48a5227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea4dcddaf24dbb8e703dc72746fb088e6dd22fa8a8878c7daafbe2cc48a5227", kill_on_drop: false }`
[INFO] [stdout] eea4dcddaf24dbb8e703dc72746fb088e6dd22fa8a8878c7daafbe2cc48a5227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25713f5277aae4a7c6949a0055eaf28c60db9694c849467f61cc66d3a0415de5
[INFO] running `Command { std: "docker" "start" "-a" "25713f5277aae4a7c6949a0055eaf28c60db9694c849467f61cc66d3a0415de5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling approx v0.2.1
[INFO] [stderr]    Compiling credit_faas_demo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `num_x`
[INFO] [stdout]   --> src/bin/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     num_x: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.94s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25713f5277aae4a7c6949a0055eaf28c60db9694c849467f61cc66d3a0415de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25713f5277aae4a7c6949a0055eaf28c60db9694c849467f61cc66d3a0415de5", kill_on_drop: false }`
[INFO] [stdout] 25713f5277aae4a7c6949a0055eaf28c60db9694c849467f61cc66d3a0415de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd04453079f70c8dca0085b87817b8d9052fd51f6b692bd3631cc2f5d729dcf8
[INFO] running `Command { std: "docker" "start" "-a" "cd04453079f70c8dca0085b87817b8d9052fd51f6b692bd3631cc2f5d729dcf8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `num_x`
[INFO] [stderr]   --> src/bin/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     num_x: Option<usize>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `credit_faas_demo` (bin "main" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-74c772b87d96f47d)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::biv_gaussian_compare_r_1 ... ok
[INFO] [stdout] test tests::biv_gaussian_compare_r_2 ... ok
[INFO] [stdout] test tests::cov_compare_r_2 ... ok
[INFO] [stdout] test tests::mean_compare_r_1 ... ok
[INFO] [stdout] test tests::test_gamma_cf ... ok
[INFO] [stdout] test tests::cov_merton_compare_r_1 ... ok
[INFO] [stdout] test tests::test_systemic ... ok
[INFO] [stdout] test tests::var_compare_r_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd04453079f70c8dca0085b87817b8d9052fd51f6b692bd3631cc2f5d729dcf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd04453079f70c8dca0085b87817b8d9052fd51f6b692bd3631cc2f5d729dcf8", kill_on_drop: false }`
[INFO] [stdout] cd04453079f70c8dca0085b87817b8d9052fd51f6b692bd3631cc2f5d729dcf8