[INFO] fetching crate clear_on_drop 0.2.4... [INFO] testing clear_on_drop-0.2.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate clear_on_drop 0.2.4 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate clear_on_drop 0.2.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-50/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b9bcbb6efe7e652eff8f0416a6160e24512554b1985408bb45bd42bd22f3a83 [INFO] running `Command { std: "docker" "start" "-a" "9b9bcbb6efe7e652eff8f0416a6160e24512554b1985408bb45bd42bd22f3a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b9bcbb6efe7e652eff8f0416a6160e24512554b1985408bb45bd42bd22f3a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b9bcbb6efe7e652eff8f0416a6160e24512554b1985408bb45bd42bd22f3a83", kill_on_drop: false }` [INFO] [stdout] 9b9bcbb6efe7e652eff8f0416a6160e24512554b1985408bb45bd42bd22f3a83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 49b6cad5ef7679d10ea5b0f96dcd2f2fd25920bb18b1907df12dfe84e410445a [INFO] running `Command { std: "docker" "start" "-a" "49b6cad5ef7679d10ea5b0f96dcd2f2fd25920bb18b1907df12dfe84e410445a", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.72 [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `Command { std: "docker" "inspect" "49b6cad5ef7679d10ea5b0f96dcd2f2fd25920bb18b1907df12dfe84e410445a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49b6cad5ef7679d10ea5b0f96dcd2f2fd25920bb18b1907df12dfe84e410445a", kill_on_drop: false }` [INFO] [stdout] 49b6cad5ef7679d10ea5b0f96dcd2f2fd25920bb18b1907df12dfe84e410445a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3122125c8d286e9ee9aa57bb30bab4cad1aca7b04e52c10fea47fd9b654476d5 [INFO] running `Command { std: "docker" "start" "-a" "3122125c8d286e9ee9aa57bb30bab4cad1aca7b04e52c10fea47fd9b654476d5", 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: 1 warning emitted [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "3122125c8d286e9ee9aa57bb30bab4cad1aca7b04e52c10fea47fd9b654476d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3122125c8d286e9ee9aa57bb30bab4cad1aca7b04e52c10fea47fd9b654476d5", kill_on_drop: false }` [INFO] [stdout] 3122125c8d286e9ee9aa57bb30bab4cad1aca7b04e52c10fea47fd9b654476d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e4abcc9212a7e4995f74ae5354c98af007c090f87551c82ce3dde96036424711 [INFO] running `Command { std: "docker" "start" "-a" "e4abcc9212a7e4995f74ae5354c98af007c090f87551c82ce3dde96036424711", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/clear_stack_on_return.rs:30:21 [INFO] [stderr] | [INFO] [stderr] 30 | hide_ptr::<&mut FnMut() -> R>(&mut f)() [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> R` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `clear_on_drop` (lib) generated 1 warning [INFO] [stderr] warning: `clear_on_drop` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.55s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clear_on_drop-e11c96b28508753d) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test clear_on_drop::tests::into_uncleared_string ... ok [INFO] [stdout] test clear_on_drop::tests::into_uncleared_box ... ok [INFO] [stdout] test clear_on_drop::tests::on_box ... ok [INFO] [stdout] test clear_on_drop::tests::on_boxed_slice ... ok [INFO] [stdout] test clear_on_drop::tests::on_fixed_size_array ... ok [INFO] [stdout] test clear_on_drop::tests::on_slice ... ok [INFO] [stdout] test clear_on_drop::tests::into_string ... ok [INFO] [stdout] test clear_on_drop::tests::on_stack ... ok [INFO] [stdout] test clear_on_drop::tests::into_box ... ok [INFO] [stdout] test clear_on_drop::tests::on_str_slice ... ok [INFO] [stdout] test clear_on_drop::tests::on_string ... ok [INFO] [stdout] test hide::tests::hide_mem ... ok [INFO] [stdout] test hide::tests::hide_ptr ... ok [INFO] [stdout] [INFO] [stderr] Doc-tests clear_on_drop [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/clear_stack_on_return.rs - clear_stack_on_return::clear_stack_on_return (line 17) ... ok [INFO] [stdout] test src/clear_stack_on_return.rs - clear_stack_on_return::clear_stack_on_return_fnonce (line 40) ... ok [INFO] [stdout] test src/clear.rs - clear (line 7) ... ok [INFO] [stdout] test src/clear_on_drop.rs - clear_on_drop::ClearOnDrop (line 20) ... ok [INFO] [stdout] test src/clear.rs - clear (line 21) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e4abcc9212a7e4995f74ae5354c98af007c090f87551c82ce3dde96036424711", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4abcc9212a7e4995f74ae5354c98af007c090f87551c82ce3dde96036424711", kill_on_drop: false }` [INFO] [stdout] e4abcc9212a7e4995f74ae5354c98af007c090f87551c82ce3dde96036424711