[INFO] fetching crate golrs 0.2.0... [INFO] building golrs-0.2.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate golrs 0.2.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate golrs 0.2.0 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 golrs 0.2.0 [INFO] finished tweaking crates.io crate golrs 0.2.0 [INFO] tweaked toml for crates.io crate golrs 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate golrs 0.2.0 already has a lockfile, it will not be regenerated [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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded metrohash v1.0.6 [INFO] [stderr] Downloaded libc v0.2.132 [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] 870dcb079bc35df0e1fb0e439298a623e480ba40e76bd780ef7ffb2a614454ad [INFO] running `Command { std: "docker" "start" "-a" "870dcb079bc35df0e1fb0e439298a623e480ba40e76bd780ef7ffb2a614454ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "870dcb079bc35df0e1fb0e439298a623e480ba40e76bd780ef7ffb2a614454ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "870dcb079bc35df0e1fb0e439298a623e480ba40e76bd780ef7ffb2a614454ad", kill_on_drop: false }` [INFO] [stdout] 870dcb079bc35df0e1fb0e439298a623e480ba40e76bd780ef7ffb2a614454ad [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] a807a68f8310246bdc9b5175addbbcc42bffc330a45303af45041fc5496c1d8a [INFO] running `Command { std: "docker" "start" "-a" "a807a68f8310246bdc9b5175addbbcc42bffc330a45303af45041fc5496c1d8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling metrohash v1.0.6 [INFO] [stderr] Compiling termion v1.5.6 [INFO] [stderr] Compiling golrs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `receiver` [INFO] [stdout] --> src/view.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | fn view_loop(receiver: mpsc::Receiver>, handle: SimHandle) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sender` is never read [INFO] [stdout] --> src/view.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct View [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 21 | sender: mpsc::Sender>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ViewRemote` is never constructed [INFO] [stdout] --> src/view.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct ViewRemote [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Refresh` and `UpdateWorld` are never constructed [INFO] [stdout] --> src/view.rs:52:2 [INFO] [stdout] | [INFO] [stdout] 48 | pub enum ViewCmd [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 52 | Refresh, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 53 | UpdateWorld(W), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `refresh`, and `set_world` are never used [INFO] [stdout] --> src/view.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 56 | / impl ViewRemote [INFO] [stdout] 57 | | where [INFO] [stdout] 58 | | W: World, [INFO] [stdout] | |_____________- associated items in this implementation [INFO] [stdout] 59 | { [INFO] [stdout] 60 | fn new(sender: mpsc::Sender>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn refresh(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn set_world(&self, world: W) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "a807a68f8310246bdc9b5175addbbcc42bffc330a45303af45041fc5496c1d8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a807a68f8310246bdc9b5175addbbcc42bffc330a45303af45041fc5496c1d8a", kill_on_drop: false }` [INFO] [stdout] a807a68f8310246bdc9b5175addbbcc42bffc330a45303af45041fc5496c1d8a [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] 5393188d1ad809b6eb9b5bcbe6d5b179e5c9629876f55b8f995c43741ae58cbb [INFO] running `Command { std: "docker" "start" "-a" "5393188d1ad809b6eb9b5bcbe6d5b179e5c9629876f55b8f995c43741ae58cbb", kill_on_drop: false }` [INFO] [stderr] Compiling golrs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `receiver` [INFO] [stdout] --> src/view.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | fn view_loop(receiver: mpsc::Receiver>, handle: SimHandle) [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sender` is never read [INFO] [stdout] --> src/view.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct View [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 21 | sender: mpsc::Sender>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ViewRemote` is never constructed [INFO] [stdout] --> src/view.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct ViewRemote [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Refresh` and `UpdateWorld` are never constructed [INFO] [stdout] --> src/view.rs:52:2 [INFO] [stdout] | [INFO] [stdout] 48 | pub enum ViewCmd [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 52 | Refresh, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 53 | UpdateWorld(W), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `refresh`, and `set_world` are never used [INFO] [stdout] --> src/view.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 56 | / impl ViewRemote [INFO] [stdout] 57 | | where [INFO] [stdout] 58 | | W: World, [INFO] [stdout] | |_____________- associated items in this implementation [INFO] [stdout] 59 | { [INFO] [stdout] 60 | fn new(sender: mpsc::Sender>) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn refresh(&self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn set_world(&self, world: W) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "5393188d1ad809b6eb9b5bcbe6d5b179e5c9629876f55b8f995c43741ae58cbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5393188d1ad809b6eb9b5bcbe6d5b179e5c9629876f55b8f995c43741ae58cbb", kill_on_drop: false }` [INFO] [stdout] 5393188d1ad809b6eb9b5bcbe6d5b179e5c9629876f55b8f995c43741ae58cbb