[INFO] fetching crate hc-sr04 0.1.1...
[INFO] testing hc-sr04-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate hc-sr04 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate hc-sr04 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 hc-sr04 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hc-sr04 0.1.1
[INFO] tweaked toml for crates.io crate hc-sr04 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate hc-sr04 0.1.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.14.1
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa8b5a24012677c8ad08a362ae485748424557c0634cd4a4d1589fb57a206fb9
[INFO] running `Command { std: "docker" "start" "-a" "fa8b5a24012677c8ad08a362ae485748424557c0634cd4a4d1589fb57a206fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa8b5a24012677c8ad08a362ae485748424557c0634cd4a4d1589fb57a206fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8b5a24012677c8ad08a362ae485748424557c0634cd4a4d1589fb57a206fb9", kill_on_drop: false }`
[INFO] [stdout] fa8b5a24012677c8ad08a362ae485748424557c0634cd4a4d1589fb57a206fb9
[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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3889a304fd21376644e4df5849a3f7085e0a7609f8e13d1cac0e06ef1f4f99a
[INFO] running `Command { std: "docker" "start" "-a" "a3889a304fd21376644e4df5849a3f7085e0a7609f8e13d1cac0e06ef1f4f99a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling rppal v0.14.1
[INFO] [stderr]    Compiling hc-sr04 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "a3889a304fd21376644e4df5849a3f7085e0a7609f8e13d1cac0e06ef1f4f99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3889a304fd21376644e4df5849a3f7085e0a7609f8e13d1cac0e06ef1f4f99a", kill_on_drop: false }`
[INFO] [stdout] a3889a304fd21376644e4df5849a3f7085e0a7609f8e13d1cac0e06ef1f4f99a
[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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0fafb9af99c6fa1d544c162502613cace9d4a58918c249a5bb5b7954612fb29
[INFO] running `Command { std: "docker" "start" "-a" "d0fafb9af99c6fa1d544c162502613cace9d4a58918c249a5bb5b7954612fb29", kill_on_drop: false }`
[INFO] [stderr]    Compiling hc-sr04 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "d0fafb9af99c6fa1d544c162502613cace9d4a58918c249a5bb5b7954612fb29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fafb9af99c6fa1d544c162502613cace9d4a58918c249a5bb5b7954612fb29", kill_on_drop: false }`
[INFO] [stdout] d0fafb9af99c6fa1d544c162502613cace9d4a58918c249a5bb5b7954612fb29
[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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b79ab79bea92483fee6ac1aab7f45ef5bfe50844c08891ffff21bb76dcfac50f
[INFO] running `Command { std: "docker" "start" "-a" "b79ab79bea92483fee6ac1aab7f45ef5bfe50844c08891ffff21bb76dcfac50f", 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/hc_sr04-faef23c373418b8a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hc-sr04
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 29) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 51) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 29) stdout ----
[INFO] [stdout] error: invalid format string: expected `'}'`, found `'.'`
[INFO] [stdout]   --> src/lib.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Some(dist) => println!("Distance: {.2}m", dist),
[INFO] [stdout]    |                                       -^ expected `'}'` in format string
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       because of this opening brace
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to print `{`, you can escape it using `{{`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 51) stdout ----
[INFO] [stdout] error: invalid format string: expected `'}'`, found `'.'`
[INFO] [stdout]   --> src/lib.rs:63:40
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Some(dist) => println!("Distance: {.1}cm", dist),
[INFO] [stdout]    |                                       -^ expected `'}'` in format string
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       because of this opening brace
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to print `{`, you can escape it using `{{`
[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 - (line 29)
[INFO] [stdout]     src/lib.rs - (line 51)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b79ab79bea92483fee6ac1aab7f45ef5bfe50844c08891ffff21bb76dcfac50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79ab79bea92483fee6ac1aab7f45ef5bfe50844c08891ffff21bb76dcfac50f", kill_on_drop: false }`
[INFO] [stdout] b79ab79bea92483fee6ac1aab7f45ef5bfe50844c08891ffff21bb76dcfac50f
[INFO] testing hc-sr04-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate hc-sr04 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate hc-sr04 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 hc-sr04 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hc-sr04 0.1.1
[INFO] tweaked toml for crates.io crate hc-sr04 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate hc-sr04 0.1.1 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" "+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-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-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7887628311c42720f66db9d14d90e39d254bd5f4b8019cdf8306546de9f3ca3
[INFO] running `Command { std: "docker" "start" "-a" "b7887628311c42720f66db9d14d90e39d254bd5f4b8019cdf8306546de9f3ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7887628311c42720f66db9d14d90e39d254bd5f4b8019cdf8306546de9f3ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7887628311c42720f66db9d14d90e39d254bd5f4b8019cdf8306546de9f3ca3", kill_on_drop: false }`
[INFO] [stdout] b7887628311c42720f66db9d14d90e39d254bd5f4b8019cdf8306546de9f3ca3
[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-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fd79114d16aa95c8669be26864e73ab045e4ed32c2bd4369c3299b53673d246
[INFO] running `Command { std: "docker" "start" "-a" "0fd79114d16aa95c8669be26864e73ab045e4ed32c2bd4369c3299b53673d246", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling rppal v0.14.1
[INFO] [stderr]    Compiling hc-sr04 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "0fd79114d16aa95c8669be26864e73ab045e4ed32c2bd4369c3299b53673d246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd79114d16aa95c8669be26864e73ab045e4ed32c2bd4369c3299b53673d246", kill_on_drop: false }`
[INFO] [stdout] 0fd79114d16aa95c8669be26864e73ab045e4ed32c2bd4369c3299b53673d246
[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-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa7f0f7c2b64b8529d7a579340243174de53d77a28847e127ea28a44cc4669dd
[INFO] running `Command { std: "docker" "start" "-a" "fa7f0f7c2b64b8529d7a579340243174de53d77a28847e127ea28a44cc4669dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling hc-sr04 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "fa7f0f7c2b64b8529d7a579340243174de53d77a28847e127ea28a44cc4669dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7f0f7c2b64b8529d7a579340243174de53d77a28847e127ea28a44cc4669dd", kill_on_drop: false }`
[INFO] [stdout] fa7f0f7c2b64b8529d7a579340243174de53d77a28847e127ea28a44cc4669dd
[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-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f63c8ead5b8857526e86d3d7e633676bd68471756985ae5aeb2e84718774f2b
[INFO] running `Command { std: "docker" "start" "-a" "5f63c8ead5b8857526e86d3d7e633676bd68471756985ae5aeb2e84718774f2b", 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/hc_sr04-1b48a35e9102cbdc)
[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 hc-sr04
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 29) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 51) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 29) stdout ----
[INFO] [stdout] error: invalid format string: expected `'}'`, found `'.'`
[INFO] [stdout]   --> src/lib.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Some(dist) => println!("Distance: {.2}m", dist),
[INFO] [stdout]    |                                       -^ expected `'}'` in format string
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       because of this opening brace
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to print `{`, you can escape it using `{{`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 51) stdout ----
[INFO] [stdout] error: invalid format string: expected `'}'`, found `'.'`
[INFO] [stdout]   --> src/lib.rs:63:40
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Some(dist) => println!("Distance: {.1}cm", dist),
[INFO] [stdout]    |                                       -^ expected `'}'` in format string
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       because of this opening brace
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to print `{`, you can escape it using `{{`
[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 - (line 29)
[INFO] [stdout]     src/lib.rs - (line 51)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5f63c8ead5b8857526e86d3d7e633676bd68471756985ae5aeb2e84718774f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f63c8ead5b8857526e86d3d7e633676bd68471756985ae5aeb2e84718774f2b", kill_on_drop: false }`
[INFO] [stdout] 5f63c8ead5b8857526e86d3d7e633676bd68471756985ae5aeb2e84718774f2b
