[INFO] fetching crate stirling_approximation 0.1.0...
[INFO] testing stirling_approximation-0.1.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate stirling_approximation 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate stirling_approximation 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stirling_approximation 0.1.0
[INFO] finished tweaking crates.io crate stirling_approximation 0.1.0
[INFO] tweaked toml for crates.io crate stirling_approximation 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bigdecimal v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15a65af60a26aeb40efbf2e8afbd391b00ee4d799f605cd5a9cba8ed93f4de27
[INFO] running `Command { std: "docker" "start" "-a" "15a65af60a26aeb40efbf2e8afbd391b00ee4d799f605cd5a9cba8ed93f4de27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15a65af60a26aeb40efbf2e8afbd391b00ee4d799f605cd5a9cba8ed93f4de27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a65af60a26aeb40efbf2e8afbd391b00ee4d799f605cd5a9cba8ed93f4de27", kill_on_drop: false }`
[INFO] [stdout] 15a65af60a26aeb40efbf2e8afbd391b00ee4d799f605cd5a9cba8ed93f4de27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0b86f7e4fe8fd1d461101def0b4aad35cd59c501f69250cdad31d515a2b907
[INFO] running `Command { std: "docker" "start" "-a" "6d0b86f7e4fe8fd1d461101def0b4aad35cd59c501f69250cdad31d515a2b907", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bigdecimal v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling stirling_approximation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "6d0b86f7e4fe8fd1d461101def0b4aad35cd59c501f69250cdad31d515a2b907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0b86f7e4fe8fd1d461101def0b4aad35cd59c501f69250cdad31d515a2b907", kill_on_drop: false }`
[INFO] [stdout] 6d0b86f7e4fe8fd1d461101def0b4aad35cd59c501f69250cdad31d515a2b907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a896557cfd922bafcbeffff3e46c7971f159bf28d7f12a39b242e220e0b1717
[INFO] running `Command { std: "docker" "start" "-a" "0a896557cfd922bafcbeffff3e46c7971f159bf28d7f12a39b242e220e0b1717", kill_on_drop: false }`
[INFO] [stderr]    Compiling stirling_approximation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "0a896557cfd922bafcbeffff3e46c7971f159bf28d7f12a39b242e220e0b1717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a896557cfd922bafcbeffff3e46c7971f159bf28d7f12a39b242e220e0b1717", kill_on_drop: false }`
[INFO] [stdout] 0a896557cfd922bafcbeffff3e46c7971f159bf28d7f12a39b242e220e0b1717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fda3ddfe65de28fc84ed5692a14688b0849f33313142a6ee4b56a31570ba3ea0
[INFO] running `Command { std: "docker" "start" "-a" "fda3ddfe65de28fc84ed5692a14688b0849f33313142a6ee4b56a31570ba3ea0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stirling_approximation-ce1ea2fca3a15e23)
[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] [stderr]    Doc-tests stirling_approximation
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0277]: `Option<bigdecimal::BigDecimal>` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/lib.rs:23:55
[INFO] [stdout]    |
[INFO] [stdout] 11 | println!("The high precision factorial of 10 is: {}", high_precision_factorial);
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^ `Option<bigdecimal::BigDecimal>` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Option<bigdecimal::BigDecimal>`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "fda3ddfe65de28fc84ed5692a14688b0849f33313142a6ee4b56a31570ba3ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda3ddfe65de28fc84ed5692a14688b0849f33313142a6ee4b56a31570ba3ea0", kill_on_drop: false }`
[INFO] [stdout] fda3ddfe65de28fc84ed5692a14688b0849f33313142a6ee4b56a31570ba3ea0
[INFO] testing stirling_approximation-0.1.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate stirling_approximation 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate stirling_approximation 0.1.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stirling_approximation 0.1.0
[INFO] finished tweaking crates.io crate stirling_approximation 0.1.0
[INFO] tweaked toml for crates.io crate stirling_approximation 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10a07eaab7f6a00c42a6fa38be67c2775a3807f0ad31da864f8265149451ef24
[INFO] running `Command { std: "docker" "start" "-a" "10a07eaab7f6a00c42a6fa38be67c2775a3807f0ad31da864f8265149451ef24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10a07eaab7f6a00c42a6fa38be67c2775a3807f0ad31da864f8265149451ef24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a07eaab7f6a00c42a6fa38be67c2775a3807f0ad31da864f8265149451ef24", kill_on_drop: false }`
[INFO] [stdout] 10a07eaab7f6a00c42a6fa38be67c2775a3807f0ad31da864f8265149451ef24
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee8d69dab0dae3b9d51bdf2f18fd3142c4a79a3642f7d1a25ca7625381ee5373
[INFO] running `Command { std: "docker" "start" "-a" "ee8d69dab0dae3b9d51bdf2f18fd3142c4a79a3642f7d1a25ca7625381ee5373", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bigdecimal v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling stirling_approximation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "ee8d69dab0dae3b9d51bdf2f18fd3142c4a79a3642f7d1a25ca7625381ee5373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8d69dab0dae3b9d51bdf2f18fd3142c4a79a3642f7d1a25ca7625381ee5373", kill_on_drop: false }`
[INFO] [stdout] ee8d69dab0dae3b9d51bdf2f18fd3142c4a79a3642f7d1a25ca7625381ee5373
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70d1de65a6cf1743bdbe3ecda1196cdfd9ed3dec7a53aebf860260365eabaece
[INFO] running `Command { std: "docker" "start" "-a" "70d1de65a6cf1743bdbe3ecda1196cdfd9ed3dec7a53aebf860260365eabaece", kill_on_drop: false }`
[INFO] [stderr]    Compiling stirling_approximation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "70d1de65a6cf1743bdbe3ecda1196cdfd9ed3dec7a53aebf860260365eabaece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d1de65a6cf1743bdbe3ecda1196cdfd9ed3dec7a53aebf860260365eabaece", kill_on_drop: false }`
[INFO] [stdout] 70d1de65a6cf1743bdbe3ecda1196cdfd9ed3dec7a53aebf860260365eabaece
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fa2aa4eb949d71d90ee6ef1bd346569d41e6f2a82a4d0e9fb5a5488d1879a2e
[INFO] running `Command { std: "docker" "start" "-a" "9fa2aa4eb949d71d90ee6ef1bd346569d41e6f2a82a4d0e9fb5a5488d1879a2e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stirling_approximation-2faec23a13fc87a2)
[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] [stderr]    Doc-tests stirling_approximation
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0277]: `Option<bigdecimal::BigDecimal>` doesn't implement `std::fmt::Display`
[INFO] [stdout]   --> src/lib.rs:23:55
[INFO] [stdout]    |
[INFO] [stdout] 11 | println!("The high precision factorial of 10 is: {}", high_precision_factorial);
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^ `Option<bigdecimal::BigDecimal>` cannot be formatted with the default formatter
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Display` is not implemented for `Option<bigdecimal::BigDecimal>`
[INFO] [stdout]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9fa2aa4eb949d71d90ee6ef1bd346569d41e6f2a82a4d0e9fb5a5488d1879a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa2aa4eb949d71d90ee6ef1bd346569d41e6f2a82a4d0e9fb5a5488d1879a2e", kill_on_drop: false }`
[INFO] [stdout] 9fa2aa4eb949d71d90ee6ef1bd346569d41e6f2a82a4d0e9fb5a5488d1879a2e
