[INFO] fetching crate mqtt-v5 0.1.1... [INFO] checking mqtt-v5-0.1.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] extracting crate mqtt-v5 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mqtt-v5 0.1.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mqtt-v5 0.1.1 [INFO] finished tweaking crates.io crate mqtt-v5 0.1.1 [INFO] tweaked toml for crates.io crate mqtt-v5 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.11.0 (latest: v0.22.1) [INFO] [stderr] Adding base64 v0.12.3 (latest: v0.22.1) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.7.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding num_enum v0.4.3 (latest: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.4.3 (latest: v0.7.3) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding proc-macro-crate v0.1.5 (latest: v3.2.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding sha1 v0.6.1 (latest: v0.10.6) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.40.0) [INFO] [stderr] Adding tokio-util v0.3.1 (latest: v0.7.11) [INFO] [stderr] Adding toml v0.5.11 (latest: v0.8.19) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding websocket-codec v0.3.5 (latest: v0.5.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded websocket-codec v0.3.5 [INFO] [stderr] Downloaded base64 v0.11.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bc14a7fff906c0e94a71b45ea653469a4fdd5bc21078b55252e87de70e63889 [INFO] running `Command { std: "docker" "start" "-a" "9bc14a7fff906c0e94a71b45ea653469a4fdd5bc21078b55252e87de70e63889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bc14a7fff906c0e94a71b45ea653469a4fdd5bc21078b55252e87de70e63889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bc14a7fff906c0e94a71b45ea653469a4fdd5bc21078b55252e87de70e63889", kill_on_drop: false }` [INFO] [stdout] 9bc14a7fff906c0e94a71b45ea653469a4fdd5bc21078b55252e87de70e63889 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1b4211f1b1866a79b957e766ca731ac21b7691c69becdbf7b09101d965882f2 [INFO] running `Command { std: "docker" "start" "-a" "e1b4211f1b1866a79b957e766ca731ac21b7691c69becdbf7b09101d965882f2", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking websocket-codec v0.3.5 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling num_enum_derive v0.4.3 [INFO] [stderr] Checking num_enum v0.4.3 [INFO] [stderr] Checking mqtt-v5 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/decoder.rs:1179:36 [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => panic!(err), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `types::DecodeError` [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => panic!("{:?}", err), [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => std::panic::panic_any(err), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.81s [INFO] running `Command { std: "docker" "inspect" "e1b4211f1b1866a79b957e766ca731ac21b7691c69becdbf7b09101d965882f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1b4211f1b1866a79b957e766ca731ac21b7691c69becdbf7b09101d965882f2", kill_on_drop: false }` [INFO] [stdout] e1b4211f1b1866a79b957e766ca731ac21b7691c69becdbf7b09101d965882f2 [INFO] checking mqtt-v5-0.1.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] extracting crate mqtt-v5 0.1.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate mqtt-v5 0.1.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mqtt-v5 0.1.1 [INFO] finished tweaking crates.io crate mqtt-v5 0.1.1 [INFO] tweaked toml for crates.io crate mqtt-v5 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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 38 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.11.0 (latest: v0.22.1) [INFO] [stderr] Adding base64 v0.12.3 (latest: v0.22.1) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.7.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding num_enum v0.4.3 (latest: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.4.3 (latest: v0.7.3) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding proc-macro-crate v0.1.5 (latest: v3.2.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding sha1 v0.6.1 (latest: v0.10.6) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.40.0) [INFO] [stderr] Adding tokio-util v0.3.1 (latest: v0.7.11) [INFO] [stderr] Adding toml v0.5.11 (latest: v0.8.19) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding websocket-codec v0.3.5 (latest: v0.5.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 460198114a7b02e6130c3013a75ab561a853d7175963f62d928f59746ff0d617 [INFO] running `Command { std: "docker" "start" "-a" "460198114a7b02e6130c3013a75ab561a853d7175963f62d928f59746ff0d617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "460198114a7b02e6130c3013a75ab561a853d7175963f62d928f59746ff0d617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "460198114a7b02e6130c3013a75ab561a853d7175963f62d928f59746ff0d617", kill_on_drop: false }` [INFO] [stdout] 460198114a7b02e6130c3013a75ab561a853d7175963f62d928f59746ff0d617 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91bb6f8339d43fd1b2eac4209267350bb4795b7f648a5b6be985e0a87c901efc [INFO] running `Command { std: "docker" "start" "-a" "91bb6f8339d43fd1b2eac4209267350bb4795b7f648a5b6be985e0a87c901efc", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking websocket-codec v0.3.5 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling num_enum_derive v0.4.3 [INFO] [stderr] Checking num_enum v0.4.3 [INFO] [stderr] Checking mqtt-v5 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/decoder.rs:1179:36 [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => panic!(err), [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `types::DecodeError` [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => panic!("{:?}", err), [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => std::panic::panic_any(err), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.69s [INFO] running `Command { std: "docker" "inspect" "91bb6f8339d43fd1b2eac4209267350bb4795b7f648a5b6be985e0a87c901efc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91bb6f8339d43fd1b2eac4209267350bb4795b7f648a5b6be985e0a87c901efc", kill_on_drop: false }` [INFO] [stdout] 91bb6f8339d43fd1b2eac4209267350bb4795b7f648a5b6be985e0a87c901efc