[INFO] fetching crate hc-sr04 0.1.2...
[INFO] testing hc-sr04-0.1.2 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] extracting crate hc-sr04 0.1.2 into /workspace/builds/worker-7-tc1/source
[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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hc-sr04 0.1.2 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.17.1
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dbcb576cf3b140c2defa4e5ab83581e2040fce1d0307a1f2f008325af0b14b4
[INFO] running `Command { std: "docker" "start" "-a" "1dbcb576cf3b140c2defa4e5ab83581e2040fce1d0307a1f2f008325af0b14b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dbcb576cf3b140c2defa4e5ab83581e2040fce1d0307a1f2f008325af0b14b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dbcb576cf3b140c2defa4e5ab83581e2040fce1d0307a1f2f008325af0b14b4", kill_on_drop: false }`
[INFO] [stdout] 1dbcb576cf3b140c2defa4e5ab83581e2040fce1d0307a1f2f008325af0b14b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0192f17d2158d873adb083fb53e65e33b1abf615743edf31b4fd3fd3d86d269
[INFO] running `Command { std: "docker" "start" "-a" "b0192f17d2158d873adb083fb53e65e33b1abf615743edf31b4fd3fd3d86d269", 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 2.27s
[INFO] running `Command { std: "docker" "inspect" "b0192f17d2158d873adb083fb53e65e33b1abf615743edf31b4fd3fd3d86d269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0192f17d2158d873adb083fb53e65e33b1abf615743edf31b4fd3fd3d86d269", kill_on_drop: false }`
[INFO] [stdout] b0192f17d2158d873adb083fb53e65e33b1abf615743edf31b4fd3fd3d86d269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db3f0f48601d3b5202012e7405c2226c795deefa8be3f41936e2a26ac6a3eaa7
[INFO] running `Command { std: "docker" "start" "-a" "db3f0f48601d3b5202012e7405c2226c795deefa8be3f41936e2a26ac6a3eaa7", 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "db3f0f48601d3b5202012e7405c2226c795deefa8be3f41936e2a26ac6a3eaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3f0f48601d3b5202012e7405c2226c795deefa8be3f41936e2a26ac6a3eaa7", kill_on_drop: false }`
[INFO] [stdout] db3f0f48601d3b5202012e7405c2226c795deefa8be3f41936e2a26ac6a3eaa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cddb2f684338fa28c187b4766ab6efb6e779a2f3108555dcafeab25015251bce
[INFO] running `Command { std: "docker" "start" "-a" "cddb2f684338fa28c187b4766ab6efb6e779a2f3108555dcafeab25015251bce", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hc_sr04-77b643179b0d41a4)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests hc_sr04
[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] [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] 42 |     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] 63 |     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 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cddb2f684338fa28c187b4766ab6efb6e779a2f3108555dcafeab25015251bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cddb2f684338fa28c187b4766ab6efb6e779a2f3108555dcafeab25015251bce", kill_on_drop: false }`
[INFO] [stdout] cddb2f684338fa28c187b4766ab6efb6e779a2f3108555dcafeab25015251bce
