[INFO] fetching crate turbulence 0.3.0... [INFO] checking turbulence-0.3.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate turbulence 0.3.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate turbulence 0.3.0 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 crates.io crate turbulence 0.3.0 [INFO] finished tweaking crates.io crate turbulence 0.3.0 [INFO] tweaked toml for crates.io crate turbulence 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ce39f39ff2ba76886f5e64bb09cd91c2d6bc7e37817452070e69aa3b14114ad4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ce39f39ff2ba76886f5e64bb09cd91c2d6bc7e37817452070e69aa3b14114ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce39f39ff2ba76886f5e64bb09cd91c2d6bc7e37817452070e69aa3b14114ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce39f39ff2ba76886f5e64bb09cd91c2d6bc7e37817452070e69aa3b14114ad4", kill_on_drop: false }` [INFO] [stdout] ce39f39ff2ba76886f5e64bb09cd91c2d6bc7e37817452070e69aa3b14114ad4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8d4f1de36d458d43d87bb2993c013385ff4f2a650f11d08498ccb405bb7f0907 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8d4f1de36d458d43d87bb2993c013385ff4f2a650f11d08498ccb405bb7f0907", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Checking futures-sink v0.3.16 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling snap v1.0.5 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.128 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking serde v1.0.128 [INFO] [stderr] Checking futures-executor v0.3.16 [INFO] [stderr] Checking futures v0.3.16 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking turbulence v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:477:29 [INFO] [stdout] | [INFO] [stdout] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:523:29 [INFO] [stdout] | [INFO] [stdout] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:569:29 [INFO] [stdout] | [INFO] [stdout] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:477:29 [INFO] [stdout] | [INFO] [stdout] 477 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:523:29 [INFO] [stdout] | [INFO] [stdout] 523 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flush` [INFO] [stdout] --> src/message_channels.rs:569:29 [INFO] [stdout] | [INFO] [stdout] 569 | ... flush = flush_receiver.wait().fuse() => Next::Flush, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flush` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/message_channels.rs:266:61 [INFO] [stdout] | [INFO] [stdout] 266 | TryAsyncMessageError::Unregistered(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 266 | TryAsyncMessageError::Unregistered(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 266 | TryAsyncMessageError::Unregistered(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/message_channels.rs:352:61 [INFO] [stdout] | [INFO] [stdout] 352 | TryAsyncMessageError::Unregistered(e) => panic!(e), [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] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 352 | TryAsyncMessageError::Unregistered(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 352 | TryAsyncMessageError::Unregistered(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/message_channels.rs:266:61 [INFO] [stdout] | [INFO] [stdout] 266 | TryAsyncMessageError::Unregistered(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [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] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 266 | TryAsyncMessageError::Unregistered(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 266 | TryAsyncMessageError::Unregistered(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/message_channels.rs:352:61 [INFO] [stdout] | [INFO] [stdout] 352 | TryAsyncMessageError::Unregistered(e) => panic!(e), [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] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 352 | TryAsyncMessageError::Unregistered(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 352 | TryAsyncMessageError::Unregistered(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.15s [INFO] running `Command { std: "docker" "inspect" "8d4f1de36d458d43d87bb2993c013385ff4f2a650f11d08498ccb405bb7f0907", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4f1de36d458d43d87bb2993c013385ff4f2a650f11d08498ccb405bb7f0907", kill_on_drop: false }` [INFO] [stdout] 8d4f1de36d458d43d87bb2993c013385ff4f2a650f11d08498ccb405bb7f0907