[INFO] fetching crate lifeguard 0.6.1... [INFO] checking lifeguard-0.6.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate lifeguard 0.6.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate lifeguard 0.6.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate lifeguard 0.6.1 [INFO] finished tweaking crates.io crate lifeguard 0.6.1 [INFO] tweaked toml for crates.io crate lifeguard 0.6.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f745f04a26a275afc30d9899bc79a63607b586dbe8c278ec4f4ef4186c479f20 [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" "f745f04a26a275afc30d9899bc79a63607b586dbe8c278ec4f4ef4186c479f20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f745f04a26a275afc30d9899bc79a63607b586dbe8c278ec4f4ef4186c479f20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f745f04a26a275afc30d9899bc79a63607b586dbe8c278ec4f4ef4186c479f20", kill_on_drop: false }` [INFO] [stdout] f745f04a26a275afc30d9899bc79a63607b586dbe8c278ec4f4ef4186c479f20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1fd4723420772d520ad18dabcce94d6c966bb8438135d3de5971db00d74654e2 [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" "1fd4723420772d520ad18dabcce94d6c966bb8438135d3de5971db00d74654e2", kill_on_drop: false }` [INFO] [stderr] Checking lifeguard v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | fn new(pool: $pool, value: T) -> $typ { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled, Rc>> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from` [INFO] [stdout] --> src/lib.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | fn new_from(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled, Rc>> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | fn new(pool: $pool, value: T) -> $typ { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from` [INFO] [stdout] --> src/lib.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | fn new_from(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | fn new(pool: $pool, value: T) -> $typ { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled, Rc>> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from` [INFO] [stdout] --> src/lib.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | fn new_from(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 185 | impl_recycled!{ RcRecycled, RcRecycled, Rc>> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | fn new(pool: $pool, value: T) -> $typ { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from` [INFO] [stdout] --> src/lib.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | fn new_from(pool: $pool, value: T, source: A) -> $typ where T : InitializeWith { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 186 | impl_recycled!{ Recycled, Recycled<'a, T>, &'a RefCell> } [INFO] [stdout] | ----------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "1fd4723420772d520ad18dabcce94d6c966bb8438135d3de5971db00d74654e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fd4723420772d520ad18dabcce94d6c966bb8438135d3de5971db00d74654e2", kill_on_drop: false }` [INFO] [stdout] 1fd4723420772d520ad18dabcce94d6c966bb8438135d3de5971db00d74654e2