[INFO] fetching crate fprint 0.1.1...
[INFO] testing fprint-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate fprint 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate fprint 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fprint 0.1.1
[INFO] finished tweaking crates.io crate fprint 0.1.1
[INFO] tweaked toml for crates.io crate fprint 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d5aea5664929a3db69c8c2321bf27550f025c4ec3bdbefedd0cf17b5f6105b5
[INFO] running `Command { std: "docker" "start" "-a" "4d5aea5664929a3db69c8c2321bf27550f025c4ec3bdbefedd0cf17b5f6105b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d5aea5664929a3db69c8c2321bf27550f025c4ec3bdbefedd0cf17b5f6105b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d5aea5664929a3db69c8c2321bf27550f025c4ec3bdbefedd0cf17b5f6105b5", kill_on_drop: false }`
[INFO] [stdout] 4d5aea5664929a3db69c8c2321bf27550f025c4ec3bdbefedd0cf17b5f6105b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fcc2c27f5eacb5b133b375de701d4e41fe12ad6d9d41ead0c700f05f1edfb5f
[INFO] running `Command { std: "docker" "start" "-a" "2fcc2c27f5eacb5b133b375de701d4e41fe12ad6d9d41ead0c700f05f1edfb5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fprint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "2fcc2c27f5eacb5b133b375de701d4e41fe12ad6d9d41ead0c700f05f1edfb5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fcc2c27f5eacb5b133b375de701d4e41fe12ad6d9d41ead0c700f05f1edfb5f", kill_on_drop: false }`
[INFO] [stdout] 2fcc2c27f5eacb5b133b375de701d4e41fe12ad6d9d41ead0c700f05f1edfb5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32ffa12bc8f965c24e65cb2ade8a21948bed94c29c2b46ad483c80094716e65f
[INFO] running `Command { std: "docker" "start" "-a" "32ffa12bc8f965c24e65cb2ade8a21948bed94c29c2b46ad483c80094716e65f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fprint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "32ffa12bc8f965c24e65cb2ade8a21948bed94c29c2b46ad483c80094716e65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ffa12bc8f965c24e65cb2ade8a21948bed94c29c2b46ad483c80094716e65f", kill_on_drop: false }`
[INFO] [stdout] 32ffa12bc8f965c24e65cb2ade8a21948bed94c29c2b46ad483c80094716e65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ea023618deb8740f00c5fa698dc04f21ba1dab568b6f326ee5a88ef6a0978fe
[INFO] running `Command { std: "docker" "start" "-a" "1ea023618deb8740f00c5fa698dc04f21ba1dab568b6f326ee5a88ef6a0978fe", 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/fprint-98c8b57a21bbb8bf)
[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 fprint
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - fprint (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - fprint (line 5) stdout ----
[INFO] [stdout] error: unexpected closing delimiter: `}`
[INFO] [stdout]   --> src/lib.rs:14:34
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |           - this opening brace...
[INFO] [stdout] ...
[INFO] [stdout] 12 | } _doctest_main_src_lib_rs_5_0() }
[INFO] [stdout]    | - ...matches this closing brace  ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - fprint (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1ea023618deb8740f00c5fa698dc04f21ba1dab568b6f326ee5a88ef6a0978fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea023618deb8740f00c5fa698dc04f21ba1dab568b6f326ee5a88ef6a0978fe", kill_on_drop: false }`
[INFO] [stdout] 1ea023618deb8740f00c5fa698dc04f21ba1dab568b6f326ee5a88ef6a0978fe
[INFO] testing fprint-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate fprint 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate fprint 0.1.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fprint 0.1.1
[INFO] finished tweaking crates.io crate fprint 0.1.1
[INFO] tweaked toml for crates.io crate fprint 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e1821e39fb18c28069a87ce37c28f960a984bfc2aee14ed4c59b835e45fcce0
[INFO] running `Command { std: "docker" "start" "-a" "9e1821e39fb18c28069a87ce37c28f960a984bfc2aee14ed4c59b835e45fcce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e1821e39fb18c28069a87ce37c28f960a984bfc2aee14ed4c59b835e45fcce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1821e39fb18c28069a87ce37c28f960a984bfc2aee14ed4c59b835e45fcce0", kill_on_drop: false }`
[INFO] [stdout] 9e1821e39fb18c28069a87ce37c28f960a984bfc2aee14ed4c59b835e45fcce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62658ed23332a8b7c4f0fa31a14ebfe66db2c0e2d63c4e6fd967cdaa92282607
[INFO] running `Command { std: "docker" "start" "-a" "62658ed23332a8b7c4f0fa31a14ebfe66db2c0e2d63c4e6fd967cdaa92282607", kill_on_drop: false }`
[INFO] [stderr]    Compiling fprint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "62658ed23332a8b7c4f0fa31a14ebfe66db2c0e2d63c4e6fd967cdaa92282607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62658ed23332a8b7c4f0fa31a14ebfe66db2c0e2d63c4e6fd967cdaa92282607", kill_on_drop: false }`
[INFO] [stdout] 62658ed23332a8b7c4f0fa31a14ebfe66db2c0e2d63c4e6fd967cdaa92282607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9086ec51efa2ac78f0485844c67147b80462ad805aa875478226e7cb4af3a170
[INFO] running `Command { std: "docker" "start" "-a" "9086ec51efa2ac78f0485844c67147b80462ad805aa875478226e7cb4af3a170", kill_on_drop: false }`
[INFO] [stderr]    Compiling fprint v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9086ec51efa2ac78f0485844c67147b80462ad805aa875478226e7cb4af3a170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9086ec51efa2ac78f0485844c67147b80462ad805aa875478226e7cb4af3a170", kill_on_drop: false }`
[INFO] [stdout] 9086ec51efa2ac78f0485844c67147b80462ad805aa875478226e7cb4af3a170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72f5cccda284fefbaf2725d8be7ee53152af50a8f28b83e004e897b1a7126cd3
[INFO] running `Command { std: "docker" "start" "-a" "72f5cccda284fefbaf2725d8be7ee53152af50a8f28b83e004e897b1a7126cd3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fprint-aa38106a441123ce)
[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 fprint
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - fprint (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - fprint (line 5) stdout ----
[INFO] [stdout] error: unexpected closing delimiter: `}`
[INFO] [stdout]   --> src/lib.rs:14:34
[INFO] [stdout]    |
[INFO] [stdout] 4  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_5_0() {
[INFO] [stdout]    |           - this opening brace...
[INFO] [stdout] ...
[INFO] [stdout] 12 | } _doctest_main_src_lib_rs_5_0() }
[INFO] [stdout]    | - ...matches this closing brace  ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - fprint (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "72f5cccda284fefbaf2725d8be7ee53152af50a8f28b83e004e897b1a7126cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f5cccda284fefbaf2725d8be7ee53152af50a8f28b83e004e897b1a7126cd3", kill_on_drop: false }`
[INFO] [stdout] 72f5cccda284fefbaf2725d8be7ee53152af50a8f28b83e004e897b1a7126cd3
