[INFO] cloning repository https://github.com/Telemetra-Software/telemetra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Telemetra-Software/telemetra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTelemetra-Software%2Ftelemetra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTelemetra-Software%2Ftelemetra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 382a21905cd987d9ee6c966e88121e5e6232cf8f
[INFO] checking Telemetra-Software/telemetra against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTelemetra-Software%2Ftelemetra" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Telemetra-Software/telemetra
[INFO] finished tweaking git repo https://github.com/Telemetra-Software/telemetra
[INFO] tweaked toml for git repo https://github.com/Telemetra-Software/telemetra written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Telemetra-Software/telemetra on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Telemetra-Software/telemetra 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec478f075ba9719e06014a1e4c166b9cb9e03223e83620ac79aa7c664060862c
[INFO] running `Command { std: "docker" "start" "-a" "ec478f075ba9719e06014a1e4c166b9cb9e03223e83620ac79aa7c664060862c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec478f075ba9719e06014a1e4c166b9cb9e03223e83620ac79aa7c664060862c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec478f075ba9719e06014a1e4c166b9cb9e03223e83620ac79aa7c664060862c", kill_on_drop: false }`
[INFO] [stdout] ec478f075ba9719e06014a1e4c166b9cb9e03223e83620ac79aa7c664060862c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b055e67d8bd1a51dd979b98158dd3cb9fed6d406bec3fa19bfa1b77ef65be7
[INFO] running `Command { std: "docker" "start" "-a" "18b055e67d8bd1a51dd979b98158dd3cb9fed6d406bec3fa19bfa1b77ef65be7", kill_on_drop: false }`
[INFO] [stderr]     Checking telemetra-client v0.1.0 (/opt/rustwide/workdir/telemetra-client)
[INFO] [stderr]     Checking telemetra-sdk v0.1.0 (/opt/rustwide/workdir/telemetra-sdk)
[INFO] [stderr]     Checking telemetra-leader v0.1.0 (/opt/rustwide/workdir/telemetra-leader)
[INFO] [stderr]     Checking example-actor v0.1.0 (/opt/rustwide/workdir/example-actor)
[INFO] [stdout] warning: trait `TelemetraService` is never used
[INFO] [stdout]  --> telemetra-sdk/src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait TelemetraService {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, and `Result`
[INFO] [stdout]   --> example-actor/src/main.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use std::fmt::{Write, Display, Formatter, Result};
[INFO] [stdout]    |                           ^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::Vec`
[INFO] [stdout]   --> example-actor/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use std::vec::Vec;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log_warn`
[INFO] [stdout]    --> example-actor/src/main.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         macro_rules! log_warn {
[INFO] [stdout]     |                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log_error`
[INFO] [stdout]    --> example-actor/src/main.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         macro_rules! log_error {
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log_warn`
[INFO] [stdout]    --> example-actor/src/main.rs:139:24
[INFO] [stdout]     |
[INFO] [stdout] 139 |         pub(crate) use log_warn;
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log_error`
[INFO] [stdout]    --> example-actor/src/main.rs:140:24
[INFO] [stdout]     |
[INFO] [stdout] 140 |         pub(crate) use log_error;
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TelemetraService` is never used
[INFO] [stdout]  --> telemetra-sdk/src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait TelemetraService {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, and `Result`
[INFO] [stdout]   --> example-actor/src/main.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use std::fmt::{Write, Display, Formatter, Result};
[INFO] [stdout]    |                           ^^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::Vec`
[INFO] [stdout]   --> example-actor/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     use std::vec::Vec;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log_warn`
[INFO] [stdout]    --> example-actor/src/main.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         macro_rules! log_warn {
[INFO] [stdout]     |                      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `log_error`
[INFO] [stdout]    --> example-actor/src/main.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         macro_rules! log_error {
[INFO] [stdout]     |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log_warn`
[INFO] [stdout]    --> example-actor/src/main.rs:139:24
[INFO] [stdout]     |
[INFO] [stdout] 139 |         pub(crate) use log_warn;
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log_error`
[INFO] [stdout]    --> example-actor/src/main.rs:140:24
[INFO] [stdout]     |
[INFO] [stdout] 140 |         pub(crate) use log_error;
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `UInteger` and `String` are never constructed
[INFO] [stdout]   --> example-actor/src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub enum TelemetraValue {
[INFO] [stdout]    |              -------------- variants in this enum
[INFO] [stdout] 17 |         SInteger(i32),
[INFO] [stdout] 18 |         UInteger(u32),
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 19 |         String(std::string::String),
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> example-actor/src/main.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             write!(&mut msg, "service: {name}\n", name = self.name);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let _ = write!(&mut msg, "service: {name}\n", name = self.name);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> example-actor/src/main.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             write!(&mut msg, "time: {unix_time}\n");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let _ = write!(&mut msg, "time: {unix_time}\n");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> example-actor/src/main.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 write!(&mut msg, "{key}: {val}\n");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let _ = write!(&mut msg, "{key}: {val}\n");
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `UInteger` and `String` are never constructed
[INFO] [stdout]   --> example-actor/src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub enum TelemetraValue {
[INFO] [stdout]    |              -------------- variants in this enum
[INFO] [stdout] 17 |         SInteger(i32),
[INFO] [stdout] 18 |         UInteger(u32),
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 19 |         String(std::string::String),
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> example-actor/src/main.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             write!(&mut msg, "service: {name}\n", name = self.name);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let _ = write!(&mut msg, "service: {name}\n", name = self.name);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> example-actor/src/main.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             write!(&mut msg, "time: {unix_time}\n");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let _ = write!(&mut msg, "time: {unix_time}\n");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> example-actor/src/main.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 write!(&mut msg, "{key}: {val}\n");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let _ = write!(&mut msg, "{key}: {val}\n");
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "18b055e67d8bd1a51dd979b98158dd3cb9fed6d406bec3fa19bfa1b77ef65be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b055e67d8bd1a51dd979b98158dd3cb9fed6d406bec3fa19bfa1b77ef65be7", kill_on_drop: false }`
[INFO] [stdout] 18b055e67d8bd1a51dd979b98158dd3cb9fed6d406bec3fa19bfa1b77ef65be7
