[INFO] fetching crate manaconf 0.2.1... [INFO] checking manaconf-0.2.1 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577 [INFO] extracting crate manaconf 0.2.1 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate manaconf 0.2.1 [INFO] finished tweaking crates.io crate manaconf 0.2.1 [INFO] tweaked toml for crates.io crate manaconf 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate manaconf 0.2.1 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee7a162fcb8c3ecbd0afc7d691233466f20dc588aea1e7e521a04d973c93597f [INFO] running `Command { std: "docker" "start" "-a" "ee7a162fcb8c3ecbd0afc7d691233466f20dc588aea1e7e521a04d973c93597f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee7a162fcb8c3ecbd0afc7d691233466f20dc588aea1e7e521a04d973c93597f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee7a162fcb8c3ecbd0afc7d691233466f20dc588aea1e7e521a04d973c93597f", kill_on_drop: false }` [INFO] [stdout] ee7a162fcb8c3ecbd0afc7d691233466f20dc588aea1e7e521a04d973c93597f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2d3be1374fa95fa7451a5d4f7d916cf72ea66666ba8ee6d2a0fda514d4cad29 [INFO] running `Command { std: "docker" "start" "-a" "a2d3be1374fa95fa7451a5d4f7d916cf72ea66666ba8ee6d2a0fda514d4cad29", kill_on_drop: false }` [INFO] [stderr] Checking manaconf v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:146:5 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn section>(&self, key: K) -> Section { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 147 | self.section(key.as_ref()) [INFO] [stdout] | -------------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:146:35 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn section>(&self, key: K) -> Section { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 146 | pub fn section>(&self, key: K) -> Section<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:150:17 [INFO] [stdout] | [INFO] [stdout] 150 | fn _section(&self, key: &Key) -> Section { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 150 | fn _section(&self, key: &Key) -> Section<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:179:35 [INFO] [stdout] | [INFO] [stdout] 179 | pub fn section>(&self, key: K) -> Section { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 179 | pub fn section>(&self, key: K) -> Section<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> src/lib.rs:146:5 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn section>(&self, key: K) -> Section { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 147 | self.section(key.as_ref()) [INFO] [stdout] | -------------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:146:35 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn section>(&self, key: K) -> Section { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 146 | pub fn section>(&self, key: K) -> Section<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:150:17 [INFO] [stdout] | [INFO] [stdout] 150 | fn _section(&self, key: &Key) -> Section { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 150 | fn _section(&self, key: &Key) -> Section<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:179:35 [INFO] [stdout] | [INFO] [stdout] 179 | pub fn section>(&self, key: K) -> Section { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 179 | pub fn section>(&self, key: K) -> Section<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "a2d3be1374fa95fa7451a5d4f7d916cf72ea66666ba8ee6d2a0fda514d4cad29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2d3be1374fa95fa7451a5d4f7d916cf72ea66666ba8ee6d2a0fda514d4cad29", kill_on_drop: false }` [INFO] [stdout] a2d3be1374fa95fa7451a5d4f7d916cf72ea66666ba8ee6d2a0fda514d4cad29