[INFO] fetching crate ondrop 0.1.0... [INFO] testing ondrop-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate ondrop 0.1.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate ondrop 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ondrop 0.1.0 [INFO] finished tweaking crates.io crate ondrop 0.1.0 [INFO] tweaked toml for crates.io crate ondrop 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 449ff877ad18195b8b66fe4a892aba2e2c579134cd25cd5f92cd2235d67a8540 [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" "449ff877ad18195b8b66fe4a892aba2e2c579134cd25cd5f92cd2235d67a8540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "449ff877ad18195b8b66fe4a892aba2e2c579134cd25cd5f92cd2235d67a8540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "449ff877ad18195b8b66fe4a892aba2e2c579134cd25cd5f92cd2235d67a8540", kill_on_drop: false }` [INFO] [stdout] 449ff877ad18195b8b66fe4a892aba2e2c579134cd25cd5f92cd2235d67a8540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 550d72fabad93c4d35aadc1def099bc14f9420a61207e5620e52ea932a2ddfa0 [INFO] running `Command { std: "docker" "start" "-a" "550d72fabad93c4d35aadc1def099bc14f9420a61207e5620e52ea932a2ddfa0", kill_on_drop: false }` [INFO] [stderr] Compiling ondrop v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "550d72fabad93c4d35aadc1def099bc14f9420a61207e5620e52ea932a2ddfa0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "550d72fabad93c4d35aadc1def099bc14f9420a61207e5620e52ea932a2ddfa0", kill_on_drop: false }` [INFO] [stdout] 550d72fabad93c4d35aadc1def099bc14f9420a61207e5620e52ea932a2ddfa0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 979bd8a7d59a909869b38e1c802c811baba75a12d8c119696c3d510648cf6be9 [INFO] running `Command { std: "docker" "start" "-a" "979bd8a7d59a909869b38e1c802c811baba75a12d8c119696c3d510648cf6be9", kill_on_drop: false }` [INFO] [stderr] Compiling dropcheck v0.1.1 [INFO] [stderr] Compiling ondrop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `DropToken` [INFO] [stdout] --> src/lib.rs:63:32 [INFO] [stdout] | [INFO] [stdout] 63 | use dropcheck::{DropCheck, DropToken}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut dst = Cell::new(None); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused closure that must be used [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | ondrop.into_inner(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "979bd8a7d59a909869b38e1c802c811baba75a12d8c119696c3d510648cf6be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "979bd8a7d59a909869b38e1c802c811baba75a12d8c119696c3d510648cf6be9", kill_on_drop: false }` [INFO] [stdout] 979bd8a7d59a909869b38e1c802c811baba75a12d8c119696c3d510648cf6be9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ae676f31f07330de740b8c5089b38772d28bb667d46b27424e46799278a0cf04 [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" "ae676f31f07330de740b8c5089b38772d28bb667d46b27424e46799278a0cf04", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `DropToken` [INFO] [stderr] --> src/lib.rs:63:32 [INFO] [stderr] | [INFO] [stderr] 63 | use dropcheck::{DropCheck, DropToken}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut dst = Cell::new(None); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused closure that must be used [INFO] [stderr] --> src/lib.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | ondrop.into_inner(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: `ondrop` (lib test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ondrop-919d3ac01f08e15b) [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests ondrop [INFO] [stdout] test tests::drops_closure_once ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - OnDrop::into_inner (line 37) ... ok [INFO] [stdout] test src/lib.rs - OnDrop (line 14) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ae676f31f07330de740b8c5089b38772d28bb667d46b27424e46799278a0cf04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae676f31f07330de740b8c5089b38772d28bb667d46b27424e46799278a0cf04", kill_on_drop: false }` [INFO] [stdout] ae676f31f07330de740b8c5089b38772d28bb667d46b27424e46799278a0cf04