[INFO] fetching crate hc-sr04 0.1.2...
[INFO] testing hc-sr04-0.1.2 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate hc-sr04 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hc-sr04 0.1.2 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hc-sr04 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hc-sr04 0.1.2
[INFO] tweaked toml for crates.io crate hc-sr04 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate hc-sr04 0.1.2 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.17.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6212aa328612d36f680cdc681299cbb55c22d14c5d3fc5d547735a67abd224b8
[INFO] running `Command { std: "docker" "start" "-a" "6212aa328612d36f680cdc681299cbb55c22d14c5d3fc5d547735a67abd224b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6212aa328612d36f680cdc681299cbb55c22d14c5d3fc5d547735a67abd224b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6212aa328612d36f680cdc681299cbb55c22d14c5d3fc5d547735a67abd224b8", kill_on_drop: false }`
[INFO] [stdout] 6212aa328612d36f680cdc681299cbb55c22d14c5d3fc5d547735a67abd224b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dfa782b8836e140bf16b62d688dbfc79c60ee99ed1f57b0067e0d187e14aee9
[INFO] running `Command { std: "docker" "start" "-a" "6dfa782b8836e140bf16b62d688dbfc79c60ee99ed1f57b0067e0d187e14aee9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling rppal v0.17.1
[INFO] [stderr]    Compiling hc-sr04 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "6dfa782b8836e140bf16b62d688dbfc79c60ee99ed1f57b0067e0d187e14aee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfa782b8836e140bf16b62d688dbfc79c60ee99ed1f57b0067e0d187e14aee9", kill_on_drop: false }`
[INFO] [stdout] 6dfa782b8836e140bf16b62d688dbfc79c60ee99ed1f57b0067e0d187e14aee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0abeae64d7c485b7cc1e9e689b786e798ede92232b67bd469e47557290178c77
[INFO] running `Command { std: "docker" "start" "-a" "0abeae64d7c485b7cc1e9e689b786e798ede92232b67bd469e47557290178c77", kill_on_drop: false }`
[INFO] [stderr]    Compiling hc-sr04 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "0abeae64d7c485b7cc1e9e689b786e798ede92232b67bd469e47557290178c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abeae64d7c485b7cc1e9e689b786e798ede92232b67bd469e47557290178c77", kill_on_drop: false }`
[INFO] [stdout] 0abeae64d7c485b7cc1e9e689b786e798ede92232b67bd469e47557290178c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75500ad380b97009df607c07330e5eaa5866ff89a360fe26245a0a07e1308458
[INFO] running `Command { std: "docker" "start" "-a" "75500ad380b97009df607c07330e5eaa5866ff89a360fe26245a0a07e1308458", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hc_sr04-9f074619b5119113)
[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 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "75500ad380b97009df607c07330e5eaa5866ff89a360fe26245a0a07e1308458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75500ad380b97009df607c07330e5eaa5866ff89a360fe26245a0a07e1308458", kill_on_drop: false }`
[INFO] [stdout] 75500ad380b97009df607c07330e5eaa5866ff89a360fe26245a0a07e1308458
[INFO] testing hc-sr04-0.1.2 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate hc-sr04 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate hc-sr04 0.1.2 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hc-sr04 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hc-sr04 0.1.2
[INFO] tweaked toml for crates.io crate hc-sr04 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate hc-sr04 0.1.2 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b12b4a4714686d6e7ebbcc773a1ff596c7ba003bffb96d765812fb578fa2c891
[INFO] running `Command { std: "docker" "start" "-a" "b12b4a4714686d6e7ebbcc773a1ff596c7ba003bffb96d765812fb578fa2c891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b12b4a4714686d6e7ebbcc773a1ff596c7ba003bffb96d765812fb578fa2c891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12b4a4714686d6e7ebbcc773a1ff596c7ba003bffb96d765812fb578fa2c891", kill_on_drop: false }`
[INFO] [stdout] b12b4a4714686d6e7ebbcc773a1ff596c7ba003bffb96d765812fb578fa2c891
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42d730eb2f8ca76d041c6e30e82ee09f065e1e249b0a5cf250a428498ead9baa
[INFO] running `Command { std: "docker" "start" "-a" "42d730eb2f8ca76d041c6e30e82ee09f065e1e249b0a5cf250a428498ead9baa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling rppal v0.17.1
[INFO] [stderr]    Compiling hc-sr04 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "42d730eb2f8ca76d041c6e30e82ee09f065e1e249b0a5cf250a428498ead9baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d730eb2f8ca76d041c6e30e82ee09f065e1e249b0a5cf250a428498ead9baa", kill_on_drop: false }`
[INFO] [stdout] 42d730eb2f8ca76d041c6e30e82ee09f065e1e249b0a5cf250a428498ead9baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96b9a170fe6351777115b64753ed63776df03b9c382174d7556dc873e04a8922
[INFO] running `Command { std: "docker" "start" "-a" "96b9a170fe6351777115b64753ed63776df03b9c382174d7556dc873e04a8922", kill_on_drop: false }`
[INFO] [stderr]    Compiling hc-sr04 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "96b9a170fe6351777115b64753ed63776df03b9c382174d7556dc873e04a8922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b9a170fe6351777115b64753ed63776df03b9c382174d7556dc873e04a8922", kill_on_drop: false }`
[INFO] [stdout] 96b9a170fe6351777115b64753ed63776df03b9c382174d7556dc873e04a8922
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0262b7a2586b849ac2d9852b90a70b09cbcc06b9bc132ea9f8d78e0d63a25f97
[INFO] running `Command { std: "docker" "start" "-a" "0262b7a2586b849ac2d9852b90a70b09cbcc06b9bc132ea9f8d78e0d63a25f97", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hc_sr04-9f074619b5119113)
[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 51) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 29) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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] ---- 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] 
[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 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0262b7a2586b849ac2d9852b90a70b09cbcc06b9bc132ea9f8d78e0d63a25f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0262b7a2586b849ac2d9852b90a70b09cbcc06b9bc132ea9f8d78e0d63a25f97", kill_on_drop: false }`
[INFO] [stdout] 0262b7a2586b849ac2d9852b90a70b09cbcc06b9bc132ea9f8d78e0d63a25f97
