[INFO] fetching crate gorf-blc2 0.1.1... [INFO] building gorf-blc2-0.1.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate gorf-blc2 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate gorf-blc2 0.1.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gorf-blc2 0.1.1 [INFO] finished tweaking crates.io crate gorf-blc2 0.1.1 [INFO] tweaked toml for crates.io crate gorf-blc2 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 6 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 lambda_calculus v3.3.0 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6873c1334f3d11cb4001b5c5aa7fc0cb70fca7764e96dbadc38ec4befa145dfa [INFO] running `Command { std: "docker" "start" "-a" "6873c1334f3d11cb4001b5c5aa7fc0cb70fca7764e96dbadc38ec4befa145dfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6873c1334f3d11cb4001b5c5aa7fc0cb70fca7764e96dbadc38ec4befa145dfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6873c1334f3d11cb4001b5c5aa7fc0cb70fca7764e96dbadc38ec4befa145dfa", kill_on_drop: false }` [INFO] [stdout] 6873c1334f3d11cb4001b5c5aa7fc0cb70fca7764e96dbadc38ec4befa145dfa [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 535bca63ea0dc7188ba7ae7352d6d3fbf8c0daac10c581e6a1ab28a0bf5b4e05 [INFO] running `Command { std: "docker" "start" "-a" "535bca63ea0dc7188ba7ae7352d6d3fbf8c0daac10c581e6a1ab28a0bf5b4e05", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling funty v2.0.0 [INFO] [stderr] Compiling lambda_calculus v3.3.0 [INFO] [stderr] Compiling wyz v0.5.1 [INFO] [stderr] Compiling bitvec v1.0.1 [INFO] [stderr] Compiling gorf-blc2 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | return Some(x);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s [INFO] running `Command { std: "docker" "inspect" "535bca63ea0dc7188ba7ae7352d6d3fbf8c0daac10c581e6a1ab28a0bf5b4e05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "535bca63ea0dc7188ba7ae7352d6d3fbf8c0daac10c581e6a1ab28a0bf5b4e05", kill_on_drop: false }` [INFO] [stdout] 535bca63ea0dc7188ba7ae7352d6d3fbf8c0daac10c581e6a1ab28a0bf5b4e05 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed316b77ae7ae4a53a0b1fd51fd14acd6ae3526e186c5cb43b1a7ce2b5c5bf80 [INFO] running `Command { std: "docker" "start" "-a" "ed316b77ae7ae4a53a0b1fd51fd14acd6ae3526e186c5cb43b1a7ce2b5c5bf80", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | return Some(x);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling gorf-blc2 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:37:20 [INFO] [stdout] | [INFO] [stdout] 37 | return Some(x);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "ed316b77ae7ae4a53a0b1fd51fd14acd6ae3526e186c5cb43b1a7ce2b5c5bf80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed316b77ae7ae4a53a0b1fd51fd14acd6ae3526e186c5cb43b1a7ce2b5c5bf80", kill_on_drop: false }` [INFO] [stdout] ed316b77ae7ae4a53a0b1fd51fd14acd6ae3526e186c5cb43b1a7ce2b5c5bf80