[INFO] cloning repository https://github.com/UramnOIL/rppal-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UramnOIL/rppal-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUramnOIL%2Frppal-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUramnOIL%2Frppal-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca1946c8789e3a83fdcb967918e6846cb4fc0e57 [INFO] checking UramnOIL/rppal-practice against master#aa067fb984d36462548bb785da221bfaf38253f0 for pr-122470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUramnOIL%2Frppal-practice" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UramnOIL/rppal-practice on toolchain aa067fb984d36462548bb785da221bfaf38253f0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa067fb984d36462548bb785da221bfaf38253f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/UramnOIL/rppal-practice [INFO] finished tweaking git repo https://github.com/UramnOIL/rppal-practice [INFO] tweaked toml for git repo https://github.com/UramnOIL/rppal-practice written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/UramnOIL/rppal-practice 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" "+aa067fb984d36462548bb785da221bfaf38253f0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking UramnOIL/rppal-practice against try#707d6562f55b55a7aab4ab3a904997116b358314 for pr-122470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUramnOIL%2Frppal-practice" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UramnOIL/rppal-practice on toolchain 707d6562f55b55a7aab4ab3a904997116b358314 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+707d6562f55b55a7aab4ab3a904997116b358314" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/UramnOIL/rppal-practice [INFO] finished tweaking git repo https://github.com/UramnOIL/rppal-practice [INFO] tweaked toml for git repo https://github.com/UramnOIL/rppal-practice written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/UramnOIL/rppal-practice 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" "+707d6562f55b55a7aab4ab3a904997116b358314" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking UramnOIL/rppal-practice against try#707d6562f55b55a7aab4ab3a904997116b358314 for pr-122470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUramnOIL%2Frppal-practice" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/UramnOIL/rppal-practice on toolchain 707d6562f55b55a7aab4ab3a904997116b358314 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+707d6562f55b55a7aab4ab3a904997116b358314" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/UramnOIL/rppal-practice [INFO] finished tweaking git repo https://github.com/UramnOIL/rppal-practice [INFO] tweaked toml for git repo https://github.com/UramnOIL/rppal-practice written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/UramnOIL/rppal-practice 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" "+707d6562f55b55a7aab4ab3a904997116b358314" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rppal v0.11.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+707d6562f55b55a7aab4ab3a904997116b358314" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a50ac77330ac4fcf006250ad805b39da17de1b9eb14820814ca7a6d9ed195d4e [INFO] running `Command { std: "docker" "start" "-a" "a50ac77330ac4fcf006250ad805b39da17de1b9eb14820814ca7a6d9ed195d4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a50ac77330ac4fcf006250ad805b39da17de1b9eb14820814ca7a6d9ed195d4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a50ac77330ac4fcf006250ad805b39da17de1b9eb14820814ca7a6d9ed195d4e", kill_on_drop: false }` [INFO] [stdout] a50ac77330ac4fcf006250ad805b39da17de1b9eb14820814ca7a6d9ed195d4e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+707d6562f55b55a7aab4ab3a904997116b358314" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c46362cab192d96a71f2fe56240b09b02a8e99f05e772866083f4df8b5e7aac [INFO] running `Command { std: "docker" "start" "-a" "2c46362cab192d96a71f2fe56240b09b02a8e99f05e772866083f4df8b5e7aac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking rppal v0.11.3 [INFO] [stderr] Checking dht11-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/dht11.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/707d6562f55b55a7aab4ab3a904997116b358314/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/dht11.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/707d6562f55b55a7aab4ab3a904997116b358314/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `temperature` and `humidity` are never read [INFO] [stdout] --> src/dht11.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | pub struct Measure { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 61 | temperature: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 62 | humidity: u8, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Measure` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/dht11.rs:67:10 [INFO] [stdout] | [INFO] [stdout] 67 | Gpio(GpioError), [INFO] [stdout] | ---- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 67 | Gpio(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `temperature` and `humidity` are never read [INFO] [stdout] --> src/dht11.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 60 | pub struct Measure { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 61 | temperature: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 62 | humidity: u8, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Measure` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/dht11.rs:67:10 [INFO] [stdout] | [INFO] [stdout] 67 | Gpio(GpioError), [INFO] [stdout] | ---- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 67 | Gpio(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s [INFO] running `Command { std: "docker" "inspect" "2c46362cab192d96a71f2fe56240b09b02a8e99f05e772866083f4df8b5e7aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c46362cab192d96a71f2fe56240b09b02a8e99f05e772866083f4df8b5e7aac", kill_on_drop: false }` [INFO] [stdout] 2c46362cab192d96a71f2fe56240b09b02a8e99f05e772866083f4df8b5e7aac