[INFO] cloning repository https://github.com/rbizos/carbon-oxyde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbizos/carbon-oxyde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbizos%2Fcarbon-oxyde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbizos%2Fcarbon-oxyde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 900fcd89f869767b1b1896bf1c4bd7852724f79c
[INFO] checking rbizos/carbon-oxyde against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbizos%2Fcarbon-oxyde" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rbizos/carbon-oxyde on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rbizos/carbon-oxyde
[INFO] finished tweaking git repo https://github.com/rbizos/carbon-oxyde
[INFO] tweaked toml for git repo https://github.com/rbizos/carbon-oxyde written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rbizos/carbon-oxyde already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99e26fe27a75c0b8597df3ae194cec30f3834843249d51f3a792593621fa0443
[INFO] running `Command { std: "docker" "start" "-a" "99e26fe27a75c0b8597df3ae194cec30f3834843249d51f3a792593621fa0443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99e26fe27a75c0b8597df3ae194cec30f3834843249d51f3a792593621fa0443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e26fe27a75c0b8597df3ae194cec30f3834843249d51f3a792593621fa0443", kill_on_drop: false }`
[INFO] [stdout] 99e26fe27a75c0b8597df3ae194cec30f3834843249d51f3a792593621fa0443
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6b0a07509fd447382f62bba1a725d355efb23925feb5ac091bd2fb8424b4464
[INFO] running `Command { std: "docker" "start" "-a" "f6b0a07509fd447382f62bba1a725d355efb23925feb5ac091bd2fb8424b4464", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling async-trait v0.1.49
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking carbon-oxyde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::datapoint`
[INFO] [stdout]  --> src/tests/datapoint_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::datapoint;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/tests/datapoint_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dp`
[INFO] [stdout]   --> src/input.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 let dp = match datapoint::Datapoint::from_string(&line.trim_end()) {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[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] [stdout] warning: unused variable: `dp`
[INFO] [stdout]   --> src/input.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 let dp = match datapoint::Datapoint::from_string(&line.trim_end()) {
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/datapoint.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(path: String, timestamp: u64, value: i64) -> Datapoint {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 13.26s
[INFO] running `Command { std: "docker" "inspect" "f6b0a07509fd447382f62bba1a725d355efb23925feb5ac091bd2fb8424b4464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b0a07509fd447382f62bba1a725d355efb23925feb5ac091bd2fb8424b4464", kill_on_drop: false }`
[INFO] [stdout] f6b0a07509fd447382f62bba1a725d355efb23925feb5ac091bd2fb8424b4464