[INFO] cloning repository https://github.com/scsibug/mcp9808_2nats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scsibug/mcp9808_2nats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscsibug%2Fmcp9808_2nats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscsibug%2Fmcp9808_2nats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db4f62283575ac776d5051f3183ab420de1fff1b
[INFO] testing scsibug/mcp9808_2nats against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscsibug%2Fmcp9808_2nats" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scsibug/mcp9808_2nats on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scsibug/mcp9808_2nats
[INFO] finished tweaking git repo https://github.com/scsibug/mcp9808_2nats
[INFO] tweaked toml for git repo https://github.com/scsibug/mcp9808_2nats written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/scsibug/mcp9808_2nats already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b85d84814cf7aef3a55d494df79e8770990aa25c8c81b4f467a7a4e9e59f994f
[INFO] running `Command { std: "docker" "start" "-a" "b85d84814cf7aef3a55d494df79e8770990aa25c8c81b4f467a7a4e9e59f994f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b85d84814cf7aef3a55d494df79e8770990aa25c8c81b4f467a7a4e9e59f994f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85d84814cf7aef3a55d494df79e8770990aa25c8c81b4f467a7a4e9e59f994f", kill_on_drop: false }`
[INFO] [stdout] b85d84814cf7aef3a55d494df79e8770990aa25c8c81b4f467a7a4e9e59f994f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 172559db3fcc63107bbd7cfc85c576b53b7a87ce7cedeb071d84e602fa705f4f
[INFO] running `Command { std: "docker" "start" "-a" "172559db3fcc63107bbd7cfc85c576b53b7a87ce7cedeb071d84e602fa705f4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling data-encoding v2.3.1
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling base64-url v1.4.8
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling nuid v0.2.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling async-rustls v0.1.2
[INFO] [stderr]    Compiling rustls-native-certs v0.4.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling delegate-attr v0.2.9
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling subtle-encoding v0.5.1
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling signatory v0.21.0
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling nkeys v0.0.11
[INFO] [stderr]    Compiling nats v0.8.6
[INFO] [stderr]    Compiling cloudevents-sdk v0.3.0
[INFO] [stderr]    Compiling mcp9808_2nats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 1m 07s
[INFO] running `Command { std: "docker" "inspect" "172559db3fcc63107bbd7cfc85c576b53b7a87ce7cedeb071d84e602fa705f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172559db3fcc63107bbd7cfc85c576b53b7a87ce7cedeb071d84e602fa705f4f", kill_on_drop: false }`
[INFO] [stdout] 172559db3fcc63107bbd7cfc85c576b53b7a87ce7cedeb071d84e602fa705f4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9e003ec7b56e7aa7cb098d57969cc17f7c1698a09f002adf9aa26fdb8caa3e4
[INFO] running `Command { std: "docker" "start" "-a" "d9e003ec7b56e7aa7cb098d57969cc17f7c1698a09f002adf9aa26fdb8caa3e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcp9808_2nats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.73s
[INFO] running `Command { std: "docker" "inspect" "d9e003ec7b56e7aa7cb098d57969cc17f7c1698a09f002adf9aa26fdb8caa3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e003ec7b56e7aa7cb098d57969cc17f7c1698a09f002adf9aa26fdb8caa3e4", kill_on_drop: false }`
[INFO] [stdout] d9e003ec7b56e7aa7cb098d57969cc17f7c1698a09f002adf9aa26fdb8caa3e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57800cd9dd7665bce9f288c7d4ed5d2644c3d937013ccc716dc288285de3144a
[INFO] running `Command { std: "docker" "start" "-a" "57800cd9dd7665bce9f288c7d4ed5d2644c3d937013ccc716dc288285de3144a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Err(e) => {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.65s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcp9808_2nats-af002c018ae6d219)
[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] running `Command { std: "docker" "inspect" "57800cd9dd7665bce9f288c7d4ed5d2644c3d937013ccc716dc288285de3144a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57800cd9dd7665bce9f288c7d4ed5d2644c3d937013ccc716dc288285de3144a", kill_on_drop: false }`
[INFO] [stdout] 57800cd9dd7665bce9f288c7d4ed5d2644c3d937013ccc716dc288285de3144a