[INFO] fetching crate clear_on_drop 0.2.4... [INFO] checking clear_on_drop-0.2.4 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate clear_on_drop 0.2.4 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate clear_on_drop 0.2.4 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clear_on_drop 0.2.4 [INFO] finished tweaking crates.io crate clear_on_drop 0.2.4 [INFO] tweaked toml for crates.io crate clear_on_drop 0.2.4 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a020db5b20e841759dd47c348c5d09b00e5a86eb002dad2ed1d6555f4230e64f [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" "a020db5b20e841759dd47c348c5d09b00e5a86eb002dad2ed1d6555f4230e64f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a020db5b20e841759dd47c348c5d09b00e5a86eb002dad2ed1d6555f4230e64f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a020db5b20e841759dd47c348c5d09b00e5a86eb002dad2ed1d6555f4230e64f", kill_on_drop: false }` [INFO] [stdout] a020db5b20e841759dd47c348c5d09b00e5a86eb002dad2ed1d6555f4230e64f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a08a9a54528f65268c74cc958bff6ba5756319923015241cfd2e60683c645448 [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" "a08a9a54528f65268c74cc958bff6ba5756319923015241cfd2e60683c645448", kill_on_drop: false }` [INFO] [stderr] Compiling clear_on_drop v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/clear_stack_on_return.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | hide_ptr::<&mut FnMut() -> R>(&mut f)() [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/clear_stack_on_return.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | hide_ptr::<&mut FnMut() -> R>(&mut f)() [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> R` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `Command { std: "docker" "inspect" "a08a9a54528f65268c74cc958bff6ba5756319923015241cfd2e60683c645448", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a08a9a54528f65268c74cc958bff6ba5756319923015241cfd2e60683c645448", kill_on_drop: false }` [INFO] [stdout] a08a9a54528f65268c74cc958bff6ba5756319923015241cfd2e60683c645448