[INFO] fetching crate tiny-broke 0.1.0... [INFO] building tiny-broke-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate tiny-broke 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate tiny-broke 0.1.0 [INFO] finished tweaking crates.io crate tiny-broke 0.1.0 [INFO] tweaked toml for crates.io crate tiny-broke 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tiny-broke 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding zmq v0.9.2 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded metadeps v1.1.2 [INFO] [stderr] Downloaded error-chain v0.10.0 [INFO] [stderr] Downloaded zmq-sys v0.11.0 [INFO] [stderr] Downloaded zmq v0.9.2 [INFO] [stderr] Downloaded toml v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5fe5e3942a7a7c6b2d408289f529f7cd4828b70ad3cd8ec416da25883459df7 [INFO] running `Command { std: "docker" "start" "-a" "b5fe5e3942a7a7c6b2d408289f529f7cd4828b70ad3cd8ec416da25883459df7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5fe5e3942a7a7c6b2d408289f529f7cd4828b70ad3cd8ec416da25883459df7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5fe5e3942a7a7c6b2d408289f529f7cd4828b70ad3cd8ec416da25883459df7", kill_on_drop: false }` [INFO] [stdout] b5fe5e3942a7a7c6b2d408289f529f7cd4828b70ad3cd8ec416da25883459df7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0f91efa9d2a67479ea38feddcb4bb67307924d0c4fd8e13c77c4d5d826dff36 [INFO] running `Command { std: "docker" "start" "-a" "e0f91efa9d2a67479ea38feddcb4bb67307924d0c4fd8e13c77c4d5d826dff36", kill_on_drop: false }` [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling zmq v0.9.2 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling zmq-sys v0.11.0 [INFO] [stderr] Compiling tiny-broke v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:123:51 [INFO] [stdout] | [INFO] [stdout] 123 | fn send_task(&mut self, socket: &zmq::Socket, mut task: &mut Task) -> Option { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:308:25 [INFO] [stdout] | [INFO] [stdout] 308 | _ => panic!(format!("Unknown index for message: {}", index)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 308 - _ => panic!(format!("Unknown index for message: {}", index)), [INFO] [stdout] 308 + _ => panic!("Unknown index for message: {}", index), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.94s [INFO] running `Command { std: "docker" "inspect" "e0f91efa9d2a67479ea38feddcb4bb67307924d0c4fd8e13c77c4d5d826dff36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0f91efa9d2a67479ea38feddcb4bb67307924d0c4fd8e13c77c4d5d826dff36", kill_on_drop: false }` [INFO] [stdout] e0f91efa9d2a67479ea38feddcb4bb67307924d0c4fd8e13c77c4d5d826dff36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ace73786c414fcbe6141751fc39dce00e4fdecda67a4d8e24ed2e3708c942b3 [INFO] running `Command { std: "docker" "start" "-a" "8ace73786c414fcbe6141751fc39dce00e4fdecda67a4d8e24ed2e3708c942b3", kill_on_drop: false }` [INFO] [stderr] Compiling tiny-broke v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:123:51 [INFO] [stdout] | [INFO] [stdout] 123 | fn send_task(&mut self, socket: &zmq::Socket, mut task: &mut Task) -> Option { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:308:25 [INFO] [stdout] | [INFO] [stdout] 308 | _ => panic!(format!("Unknown index for message: {}", index)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 308 - _ => panic!(format!("Unknown index for message: {}", index)), [INFO] [stdout] 308 + _ => panic!("Unknown index for message: {}", index), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "8ace73786c414fcbe6141751fc39dce00e4fdecda67a4d8e24ed2e3708c942b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ace73786c414fcbe6141751fc39dce00e4fdecda67a4d8e24ed2e3708c942b3", kill_on_drop: false }` [INFO] [stdout] 8ace73786c414fcbe6141751fc39dce00e4fdecda67a4d8e24ed2e3708c942b3