[INFO] cloning repository https://github.com/cloudybyte/drinklogger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cloudybyte/drinklogger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudybyte%2Fdrinklogger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudybyte%2Fdrinklogger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 94a1d240abf76e733bf7dce9f343dec80b9ae7d5 [INFO] testing cloudybyte/drinklogger against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudybyte%2Fdrinklogger" "/workspace/builds/worker-40/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cloudybyte/drinklogger on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-40/source/.cargo/config [INFO] started tweaking git repo https://github.com/cloudybyte/drinklogger [INFO] finished tweaking git repo https://github.com/cloudybyte/drinklogger [INFO] tweaked toml for git repo https://github.com/cloudybyte/drinklogger written to /workspace/builds/worker-40/source/Cargo.toml [INFO] crate git repo https://github.com/cloudybyte/drinklogger already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 skeptic v0.13.6 [INFO] [stderr] Downloaded spidev v0.4.1 [INFO] [stderr] Downloaded cargo_metadata v0.12.3 [INFO] [stderr] Downloaded nix v0.10.0 [INFO] [stderr] Downloaded i2cdev v0.3.2 [INFO] [stderr] Downloaded rppal v0.2.0 [INFO] [stderr] Downloaded pwr-hd44780 v0.1.3 [INFO] [stderr] Downloaded rfid-rs v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1fd0315e2f73cad614a707a29de518fb0e3ce4f517bec908648f2e41462d5c9 [INFO] running `Command { std: "docker" "start" "-a" "e1fd0315e2f73cad614a707a29de518fb0e3ce4f517bec908648f2e41462d5c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1fd0315e2f73cad614a707a29de518fb0e3ce4f517bec908648f2e41462d5c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1fd0315e2f73cad614a707a29de518fb0e3ce4f517bec908648f2e41462d5c9", kill_on_drop: false }` [INFO] [stdout] e1fd0315e2f73cad614a707a29de518fb0e3ce4f517bec908648f2e41462d5c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42ca8366d0bccc87521dd55c5f79cae3a0fb4e9aaeaf6be98df237f24c3e1729 [INFO] running `Command { std: "docker" "start" "-a" "42ca8366d0bccc87521dd55c5f79cae3a0fb4e9aaeaf6be98df237f24c3e1729", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling spidev v0.4.1 [INFO] [stderr] Compiling rppal v0.2.0 [INFO] [stderr] Compiling rfid-rs v0.1.3 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling cargo-platform v0.1.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling cargo_metadata v0.12.3 [INFO] [stderr] Compiling skeptic v0.13.6 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling pwr-hd44780 v0.1.3 [INFO] [stderr] Compiling drinklogger v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `io::Read` [INFO] [stdout] --> src/main.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{env, io::Read, thread, time::Duration}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 90 | / match reader.mifare_write(block, &buffer) { [INFO] [stdout] 91 | | Ok(_) => { [INFO] [stdout] 92 | | println!("Wrote block {} successfully", block); [INFO] [stdout] 93 | | return buffer; [INFO] [stdout] ... | [INFO] [stdout] 98 | | } [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 100 | [INFO] [stdout] 101 | reader.halt_a().expect("Could not halt"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/main.rs:30:25 [INFO] [stdout] | [INFO] [stdout] 30 | if let Some(name) = args.get(2) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | let mut block = 1; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 53s [INFO] running `Command { std: "docker" "inspect" "42ca8366d0bccc87521dd55c5f79cae3a0fb4e9aaeaf6be98df237f24c3e1729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42ca8366d0bccc87521dd55c5f79cae3a0fb4e9aaeaf6be98df237f24c3e1729", kill_on_drop: false }` [INFO] [stdout] 42ca8366d0bccc87521dd55c5f79cae3a0fb4e9aaeaf6be98df237f24c3e1729 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9f6e71612b4bbc80bd2e3b645b82f096f17e7dc1742b38268a2cc3aa1d47474 [INFO] running `Command { std: "docker" "start" "-a" "d9f6e71612b4bbc80bd2e3b645b82f096f17e7dc1742b38268a2cc3aa1d47474", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling drinklogger v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `io::Read` [INFO] [stdout] --> src/main.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{env, io::Read, thread, time::Duration}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 90 | / match reader.mifare_write(block, &buffer) { [INFO] [stdout] 91 | | Ok(_) => { [INFO] [stdout] 92 | | println!("Wrote block {} successfully", block); [INFO] [stdout] 93 | | return buffer; [INFO] [stdout] ... | [INFO] [stdout] 98 | | } [INFO] [stdout] 99 | | } [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 100 | [INFO] [stdout] 101 | reader.halt_a().expect("Could not halt"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/main.rs:30:25 [INFO] [stdout] | [INFO] [stdout] 30 | if let Some(name) = args.get(2) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | let mut block = 1; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "d9f6e71612b4bbc80bd2e3b645b82f096f17e7dc1742b38268a2cc3aa1d47474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9f6e71612b4bbc80bd2e3b645b82f096f17e7dc1742b38268a2cc3aa1d47474", kill_on_drop: false }` [INFO] [stdout] d9f6e71612b4bbc80bd2e3b645b82f096f17e7dc1742b38268a2cc3aa1d47474 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbb438b80c3e68b1ab4a215fd1fca887f16b30241ebe0e0c42be2c005124c4fa [INFO] running `Command { std: "docker" "start" "-a" "bbb438b80c3e68b1ab4a215fd1fca887f16b30241ebe0e0c42be2c005124c4fa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `io::Read` [INFO] [stderr] --> src/main.rs:3:16 [INFO] [stderr] | [INFO] [stderr] 3 | use std::{env, io::Read, thread, time::Duration}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:101:13 [INFO] [stderr] | [INFO] [stderr] 90 | / match reader.mifare_write(block, &buffer) { [INFO] [stderr] 91 | | Ok(_) => { [INFO] [stderr] 92 | | println!("Wrote block {} successfully", block); [INFO] [stderr] 93 | | return buffer; [INFO] [stderr] ... | [INFO] [stderr] 98 | | } [INFO] [stderr] 99 | | } [INFO] [stderr] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stderr] 100 | [INFO] [stderr] 101 | reader.halt_a().expect("Could not halt"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/main.rs:30:25 [INFO] [stderr] | [INFO] [stderr] 30 | if let Some(name) = args.get(2) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:126:17 [INFO] [stderr] | [INFO] [stderr] 126 | let mut block = 1; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `drinklogger` (bin "drinklogger" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/drinklogger-c0289050e6424443) [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" "bbb438b80c3e68b1ab4a215fd1fca887f16b30241ebe0e0c42be2c005124c4fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbb438b80c3e68b1ab4a215fd1fca887f16b30241ebe0e0c42be2c005124c4fa", kill_on_drop: false }` [INFO] [stdout] bbb438b80c3e68b1ab4a215fd1fca887f16b30241ebe0e0c42be2c005124c4fa