[INFO] fetching crate fancy_flocks 0.1.0... [INFO] building fancy_flocks-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate fancy_flocks 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate fancy_flocks 0.1.0 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 fancy_flocks 0.1.0 [INFO] finished tweaking crates.io crate fancy_flocks 0.1.0 [INFO] tweaked toml for crates.io crate fancy_flocks 0.1.0 written to /workspace/builds/worker-1-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] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4196e7d1d1d604d70bc53cb0dec28907a9f1129cfe6093d0c295b86a2a88e2e5 [INFO] running `Command { std: "docker" "start" "-a" "4196e7d1d1d604d70bc53cb0dec28907a9f1129cfe6093d0c295b86a2a88e2e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4196e7d1d1d604d70bc53cb0dec28907a9f1129cfe6093d0c295b86a2a88e2e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4196e7d1d1d604d70bc53cb0dec28907a9f1129cfe6093d0c295b86a2a88e2e5", kill_on_drop: false }` [INFO] [stdout] 4196e7d1d1d604d70bc53cb0dec28907a9f1129cfe6093d0c295b86a2a88e2e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d7f32e1c05bd9bed45794576e7363d068eef62589e9067e378b09002a1d3a07a [INFO] running `Command { std: "docker" "start" "-a" "d7f32e1c05bd9bed45794576e7363d068eef62589e9067e378b09002a1d3a07a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:30:42 [INFO] [stdout] | [INFO] [stdout] 30 | self.lock_finish(self.lock_start(File::lock_shared, false)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `lock_shared(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:38:42 [INFO] [stdout] | [INFO] [stdout] 38 | self.lock_finish(self.lock_start(File::try_lock_shared, false)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `try_lock_shared(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::try_lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:46:68 [INFO] [stdout] | [INFO] [stdout] 46 | self.1.borrow().as_ref().expect("unlocking unlocked file").unlock()?; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `unlock(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "d7f32e1c05bd9bed45794576e7363d068eef62589e9067e378b09002a1d3a07a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7f32e1c05bd9bed45794576e7363d068eef62589e9067e378b09002a1d3a07a", kill_on_drop: false }` [INFO] [stdout] d7f32e1c05bd9bed45794576e7363d068eef62589e9067e378b09002a1d3a07a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d51718e5e0b89e45ca8fbe893419a4c1ea1b3c1faf5244d107062d92f390a528 [INFO] running `Command { std: "docker" "start" "-a" "d51718e5e0b89e45ca8fbe893419a4c1ea1b3c1faf5244d107062d92f390a528", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:30:42 [INFO] [stdout] | [INFO] [stdout] 30 | self.lock_finish(self.lock_start(File::lock_shared, false)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `lock_shared(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:38:42 [INFO] [stdout] | [INFO] [stdout] 38 | self.lock_finish(self.lock_start(File::try_lock_shared, false)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `try_lock_shared(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::try_lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:46:68 [INFO] [stdout] | [INFO] [stdout] 46 | self.1.borrow().as_ref().expect("unlocking unlocked file").unlock()?; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `unlock(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:30:42 [INFO] [stdout] | [INFO] [stdout] 30 | self.lock_finish(self.lock_start(File::lock_shared, false)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `lock_shared(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:38:42 [INFO] [stdout] | [INFO] [stdout] 38 | self.lock_finish(self.lock_start(File::try_lock_shared, false)?) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `try_lock_shared(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::try_lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:46:68 [INFO] [stdout] | [INFO] [stdout] 46 | self.1.borrow().as_ref().expect("unlocking unlocked file").unlock()?; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `unlock(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::unlock` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/sd_flock.rs:72:25 [INFO] [stdout] | [INFO] [stdout] 72 | self.lock_start(File::try_lock_shared, false) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `try_lock_shared(...)` to keep using the current method [INFO] [stdout] help: add `#![feature(file_lock)]` to the crate attributes to enable `File::try_lock_shared` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(file_lock)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "d51718e5e0b89e45ca8fbe893419a4c1ea1b3c1faf5244d107062d92f390a528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d51718e5e0b89e45ca8fbe893419a4c1ea1b3c1faf5244d107062d92f390a528", kill_on_drop: false }` [INFO] [stdout] d51718e5e0b89e45ca8fbe893419a4c1ea1b3c1faf5244d107062d92f390a528