[INFO] fetching crate tiny-broke 0.1.0... [INFO] checking tiny-broke-0.1.0 against master#9748d87dc70a9a6725c5dbd76ce29d04752b4f90 for pr-144156 [INFO] extracting crate tiny-broke 0.1.0 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tiny-broke 0.1.0 on toolchain 9748d87dc70a9a6725c5dbd76ce29d04752b4f90 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "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" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0fe94904a43322dae18013401277eccb5d1387d35680994ee697a9d67a0ab9d [INFO] running `Command { std: "docker" "start" "-a" "c0fe94904a43322dae18013401277eccb5d1387d35680994ee697a9d67a0ab9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0fe94904a43322dae18013401277eccb5d1387d35680994ee697a9d67a0ab9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0fe94904a43322dae18013401277eccb5d1387d35680994ee697a9d67a0ab9d", kill_on_drop: false }` [INFO] [stdout] c0fe94904a43322dae18013401277eccb5d1387d35680994ee697a9d67a0ab9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9748d87dc70a9a6725c5dbd76ce29d04752b4f90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1b741b0c54ff8ac0d45423c333241ced1397aee8c6504bc98345d23738f3f9d [INFO] running `Command { std: "docker" "start" "-a" "b1b741b0c54ff8ac0d45423c333241ced1397aee8c6504bc98345d23738f3f9d", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.32 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling zmq v0.9.2 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling zmq-sys v0.11.0 [INFO] [stderr] Checking 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)]` 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)]` 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] [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)]` 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)]` 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 2.86s [INFO] running `Command { std: "docker" "inspect" "b1b741b0c54ff8ac0d45423c333241ced1397aee8c6504bc98345d23738f3f9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1b741b0c54ff8ac0d45423c333241ced1397aee8c6504bc98345d23738f3f9d", kill_on_drop: false }` [INFO] [stdout] b1b741b0c54ff8ac0d45423c333241ced1397aee8c6504bc98345d23738f3f9d