[INFO] cloning repository https://github.com/0xRauros/Tasker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xRauros/Tasker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xRauros%2FTasker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xRauros%2FTasker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72ece0c64d6a7d32e39a54b363b7697a56f25d50
[INFO] checking 0xRauros/Tasker against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xRauros%2FTasker" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0xRauros/Tasker on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0xRauros/Tasker
[INFO] finished tweaking git repo https://github.com/0xRauros/Tasker
[INFO] tweaked toml for git repo https://github.com/0xRauros/Tasker written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/0xRauros/Tasker 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e3c8afdbba84a5c9e6193dcca8d5eb16477e539d2b71c118391b13c1315b4f2
[INFO] running `Command { std: "docker" "start" "-a" "1e3c8afdbba84a5c9e6193dcca8d5eb16477e539d2b71c118391b13c1315b4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e3c8afdbba84a5c9e6193dcca8d5eb16477e539d2b71c118391b13c1315b4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3c8afdbba84a5c9e6193dcca8d5eb16477e539d2b71c118391b13c1315b4f2", kill_on_drop: false }`
[INFO] [stdout] 1e3c8afdbba84a5c9e6193dcca8d5eb16477e539d2b71c118391b13c1315b4f2
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 905ffe17a6131bd0f962350426bd33bf2b74423a03359d1b91d7d3aa2af6ef74
[INFO] running `Command { std: "docker" "start" "-a" "905ffe17a6131bd0f962350426bd33bf2b74423a03359d1b91d7d3aa2af6ef74", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking tasker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new`, `new_json`, and `save_json` are never used
[INFO] [stdout]    --> src/main.rs:41:8
[INFO] [stdout]     |
[INFO] [stdout] 38  | impl Todo {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41  |     fn new() -> Result<Todo, std::io::Error> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     fn new_json() -> Result<Todo, std::io::Error> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn save_json(self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `new_json`, and `save_json` are never used
[INFO] [stdout]    --> src/main.rs:41:8
[INFO] [stdout]     |
[INFO] [stdout] 38  | impl Todo {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41  |     fn new() -> Result<Todo, std::io::Error> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94  |     fn new_json() -> Result<Todo, std::io::Error> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn save_json(self) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "905ffe17a6131bd0f962350426bd33bf2b74423a03359d1b91d7d3aa2af6ef74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905ffe17a6131bd0f962350426bd33bf2b74423a03359d1b91d7d3aa2af6ef74", kill_on_drop: false }`
[INFO] [stdout] 905ffe17a6131bd0f962350426bd33bf2b74423a03359d1b91d7d3aa2af6ef74
