[INFO] fetching crate matrix 0.22.0... [INFO] checking matrix-0.22.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate matrix 0.22.0 into /workspace/builds/worker-41/source [INFO] validating manifest of crates.io crate matrix 0.22.0 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 matrix 0.22.0 [INFO] finished tweaking crates.io crate matrix 0.22.0 [INFO] tweaked toml for crates.io crate matrix 0.22.0 written to /workspace/builds/worker-41/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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 959935993ad829ecf922bf8df23592d3f5e2854b5115626cc08abc5af048f75f [INFO] running `Command { std: "docker" "start" "-a" "959935993ad829ecf922bf8df23592d3f5e2854b5115626cc08abc5af048f75f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "959935993ad829ecf922bf8df23592d3f5e2854b5115626cc08abc5af048f75f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "959935993ad829ecf922bf8df23592d3f5e2854b5115626cc08abc5af048f75f", kill_on_drop: false }` [INFO] [stdout] 959935993ad829ecf922bf8df23592d3f5e2854b5115626cc08abc5af048f75f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 4834ab8d93de8d8b156fbe1395db7bf132e80092aa17df0c0b600c8f71b8abdb [INFO] running `Command { std: "docker" "start" "-a" "4834ab8d93de8d8b156fbe1395db7bf132e80092aa17df0c0b600c8f71b8abdb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking assert v0.7.4 [INFO] [stderr] Checking random v0.12.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking matrix v0.22.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:87:22 [INFO] [stdout] | [INFO] [stdout] 87 | fn zero(S) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: S` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | fn multiply(&self, &Right) -> Output; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Right` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | fn multiply_into(&self, &Right, &mut Output); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Right` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:12:37 [INFO] [stdout] | [INFO] [stdout] 12 | fn multiply_into(&self, &Right, &mut Output); [INFO] [stdout] | ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Output` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:18:33 [INFO] [stdout] | [INFO] [stdout] 18 | fn multiply_self(&mut self, &Right); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Right` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:24:30 [INFO] [stdout] | [INFO] [stdout] 24 | fn scale_self(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:87:22 [INFO] [stdout] | [INFO] [stdout] 87 | fn zero(S) -> Self; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: S` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | fn multiply(&self, &Right) -> Output; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Right` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | fn multiply_into(&self, &Right, &mut Output); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Right` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:12:37 [INFO] [stdout] | [INFO] [stdout] 12 | fn multiply_into(&self, &Right, &mut Output); [INFO] [stdout] | ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Output` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:18:33 [INFO] [stdout] | [INFO] [stdout] 18 | fn multiply_self(&mut self, &Right); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Right` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/operation.rs:24:30 [INFO] [stdout] | [INFO] [stdout] 24 | fn scale_self(&mut self, T); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.70s [INFO] running `Command { std: "docker" "inspect" "4834ab8d93de8d8b156fbe1395db7bf132e80092aa17df0c0b600c8f71b8abdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4834ab8d93de8d8b156fbe1395db7bf132e80092aa17df0c0b600c8f71b8abdb", kill_on_drop: false }` [INFO] [stdout] 4834ab8d93de8d8b156fbe1395db7bf132e80092aa17df0c0b600c8f71b8abdb