[INFO] fetching crate tiny-broke 0.1.0... [INFO] testing tiny-broke-0.1.0 against 1.91.0 for beta-1.92-2 [INFO] extracting crate tiny-broke 0.1.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tiny-broke 0.1.0 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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] 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" "+1.91.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded toml v0.2.1 [INFO] [stderr] Downloaded error-chain v0.10.0 [INFO] [stderr] Downloaded metadeps v1.1.2 [INFO] [stderr] Downloaded zmq-sys v0.11.0 [INFO] [stderr] Downloaded zmq v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca9ae38343f582eae0b5304ffe076d868d128eb1108452311210e93cc51dfb15 [INFO] running `Command { std: "docker" "start" "-a" "ca9ae38343f582eae0b5304ffe076d868d128eb1108452311210e93cc51dfb15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca9ae38343f582eae0b5304ffe076d868d128eb1108452311210e93cc51dfb15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca9ae38343f582eae0b5304ffe076d868d128eb1108452311210e93cc51dfb15", kill_on_drop: false }` [INFO] [stdout] ca9ae38343f582eae0b5304ffe076d868d128eb1108452311210e93cc51dfb15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ab6538906e48e5279ddc9282d9dbde230754f60acc6fc15f665eca97461e986 [INFO] running `Command { std: "docker" "start" "-a" "5ab6538906e48e5279ddc9282d9dbde230754f60acc6fc15f665eca97461e986", 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 2.55s [INFO] running `Command { std: "docker" "inspect" "5ab6538906e48e5279ddc9282d9dbde230754f60acc6fc15f665eca97461e986", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ab6538906e48e5279ddc9282d9dbde230754f60acc6fc15f665eca97461e986", kill_on_drop: false }` [INFO] [stdout] 5ab6538906e48e5279ddc9282d9dbde230754f60acc6fc15f665eca97461e986 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 164b1bc8b2eae3541f4ecb7948282f08f503d20a69950227f576cd6e290ba380 [INFO] running `Command { std: "docker" "start" "-a" "164b1bc8b2eae3541f4ecb7948282f08f503d20a69950227f576cd6e290ba380", 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 0.35s [INFO] running `Command { std: "docker" "inspect" "164b1bc8b2eae3541f4ecb7948282f08f503d20a69950227f576cd6e290ba380", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "164b1bc8b2eae3541f4ecb7948282f08f503d20a69950227f576cd6e290ba380", kill_on_drop: false }` [INFO] [stdout] 164b1bc8b2eae3541f4ecb7948282f08f503d20a69950227f576cd6e290ba380 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 559acecb3f544ac7b4ce0ac9bed01a9e432a9e06b7c3eded294b39b7d2ad9192 [INFO] running `Command { std: "docker" "start" "-a" "559acecb3f544ac7b4ce0ac9bed01a9e432a9e06b7c3eded294b39b7d2ad9192", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:123:51 [INFO] [stderr] | [INFO] [stderr] 123 | fn send_task(&mut self, socket: &zmq::Socket, mut task: &mut Task) -> Option { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:308:25 [INFO] [stderr] | [INFO] [stderr] 308 | _ => panic!(format!("Unknown index for message: {}", index)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 308 - _ => panic!(format!("Unknown index for message: {}", index)), [INFO] [stderr] 308 + _ => panic!("Unknown index for message: {}", index), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `tiny-broke` (bin "tiny-broke" test) generated 2 warnings (run `cargo fix --bin "tiny-broke" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tiny_broke-0fabc693b21a037e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "559acecb3f544ac7b4ce0ac9bed01a9e432a9e06b7c3eded294b39b7d2ad9192", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "559acecb3f544ac7b4ce0ac9bed01a9e432a9e06b7c3eded294b39b7d2ad9192", kill_on_drop: false }` [INFO] [stdout] 559acecb3f544ac7b4ce0ac9bed01a9e432a9e06b7c3eded294b39b7d2ad9192