[INFO] cloning repository https://github.com/awendland/rpi-ds18b20-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/awendland/rpi-ds18b20-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawendland%2Frpi-ds18b20-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawendland%2Frpi-ds18b20-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 200c98e028299d6fc6ec41b8a80145697d3b342b
[INFO] testing awendland/rpi-ds18b20-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawendland%2Frpi-ds18b20-rust" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/awendland/rpi-ds18b20-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/awendland/rpi-ds18b20-rust
[INFO] finished tweaking git repo https://github.com/awendland/rpi-ds18b20-rust
[INFO] tweaked toml for git repo https://github.com/awendland/rpi-ds18b20-rust written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/awendland/rpi-ds18b20-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19a8b43528a856525b094c998796970f08e000c134a147da85fd7ef1062fb3e2
[INFO] running `Command { std: "docker" "start" "-a" "19a8b43528a856525b094c998796970f08e000c134a147da85fd7ef1062fb3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19a8b43528a856525b094c998796970f08e000c134a147da85fd7ef1062fb3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a8b43528a856525b094c998796970f08e000c134a147da85fd7ef1062fb3e2", kill_on_drop: false }`
[INFO] [stdout] 19a8b43528a856525b094c998796970f08e000c134a147da85fd7ef1062fb3e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b23457cee4db6cc1e56ef18f93a2fb658d3e9cce4673ef332ba7cba503303ab
[INFO] running `Command { std: "docker" "start" "-a" "6b23457cee4db6cc1e56ef18f93a2fb658d3e9cce4673ef332ba7cba503303ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpi-ds18b20-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_for_id`
[INFO] [stdout]   --> src/ds18b20.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new_for_id(id: String) -> DS18B20 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "6b23457cee4db6cc1e56ef18f93a2fb658d3e9cce4673ef332ba7cba503303ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b23457cee4db6cc1e56ef18f93a2fb658d3e9cce4673ef332ba7cba503303ab", kill_on_drop: false }`
[INFO] [stdout] 6b23457cee4db6cc1e56ef18f93a2fb658d3e9cce4673ef332ba7cba503303ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc58a77d15918ea4ff266e157e312bec1c44bf9c41c4c5e6e516705e8e696cf3
[INFO] running `Command { std: "docker" "start" "-a" "bc58a77d15918ea4ff266e157e312bec1c44bf9c41c4c5e6e516705e8e696cf3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rpi-ds18b20-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_for_id`
[INFO] [stdout]   --> src/ds18b20.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new_for_id(id: String) -> DS18B20 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "bc58a77d15918ea4ff266e157e312bec1c44bf9c41c4c5e6e516705e8e696cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc58a77d15918ea4ff266e157e312bec1c44bf9c41c4c5e6e516705e8e696cf3", kill_on_drop: false }`
[INFO] [stdout] bc58a77d15918ea4ff266e157e312bec1c44bf9c41c4c5e6e516705e8e696cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 948ece63a773b5de17272dc53ad6a87e50bba8c4c42f12054a6a47394489a43b
[INFO] running `Command { std: "docker" "start" "-a" "948ece63a773b5de17272dc53ad6a87e50bba8c4c42f12054a6a47394489a43b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `new_for_id`
[INFO] [stderr]   --> src/ds18b20.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new_for_id(id: String) -> DS18B20 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rpi-ds18b20-rust` (bin "rpi-ds18b20-rust" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.81s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rpi_ds18b20_rust-4560bd96012673a2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ds18b20::tests::test_parse_temp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "948ece63a773b5de17272dc53ad6a87e50bba8c4c42f12054a6a47394489a43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948ece63a773b5de17272dc53ad6a87e50bba8c4c42f12054a6a47394489a43b", kill_on_drop: false }`
[INFO] [stdout] 948ece63a773b5de17272dc53ad6a87e50bba8c4c42f12054a6a47394489a43b