[INFO] fetching crate clear_on_drop 0.2.4... [INFO] testing clear_on_drop-0.2.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [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 ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] ff86c6ca766044b00812a786c5f968a50ae522e69a9fe22b2a9b6eaf252748a6 [INFO] running `Command { std: "docker" "start" "-a" "ff86c6ca766044b00812a786c5f968a50ae522e69a9fe22b2a9b6eaf252748a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff86c6ca766044b00812a786c5f968a50ae522e69a9fe22b2a9b6eaf252748a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff86c6ca766044b00812a786c5f968a50ae522e69a9fe22b2a9b6eaf252748a6", kill_on_drop: false }` [INFO] [stdout] ff86c6ca766044b00812a786c5f968a50ae522e69a9fe22b2a9b6eaf252748a6 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f052965b83bad4b5ac06e4ea62504f25f8f15dd00e71c68b8eb1889a3bfcce79 [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" "f052965b83bad4b5ac06e4ea62504f25f8f15dd00e71c68b8eb1889a3bfcce79", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.68 [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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "f052965b83bad4b5ac06e4ea62504f25f8f15dd00e71c68b8eb1889a3bfcce79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f052965b83bad4b5ac06e4ea62504f25f8f15dd00e71c68b8eb1889a3bfcce79", kill_on_drop: false }` [INFO] [stdout] f052965b83bad4b5ac06e4ea62504f25f8f15dd00e71c68b8eb1889a3bfcce79 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b21ec263c993eca43691a45a600f5a212c234c37706ae0e8fb54a710c392280 [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" "0b21ec263c993eca43691a45a600f5a212c234c37706ae0e8fb54a710c392280", 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "0b21ec263c993eca43691a45a600f5a212c234c37706ae0e8fb54a710c392280", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b21ec263c993eca43691a45a600f5a212c234c37706ae0e8fb54a710c392280", kill_on_drop: false }` [INFO] [stdout] 0b21ec263c993eca43691a45a600f5a212c234c37706ae0e8fb54a710c392280 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e25c6bcd66ba9805fb847f797a780c960703bb2ac4ec08156b03fa0b674717b5 [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" "e25c6bcd66ba9805fb847f797a780c960703bb2ac4ec08156b03fa0b674717b5", kill_on_drop: false }` [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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/clear_on_drop-f14cd4ef27e459ba) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test clear_on_drop::tests::into_box ... ok [INFO] [stdout] test clear_on_drop::tests::into_string ... ok [INFO] [stdout] test clear_on_drop::tests::on_box ... ok [INFO] [stdout] test clear_on_drop::tests::into_uncleared_box ... ok [INFO] [stdout] test clear_on_drop::tests::on_boxed_slice ... ok [INFO] [stdout] test clear_on_drop::tests::into_uncleared_string ... 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::on_stack ... 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] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests clear_on_drop [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/clear_on_drop.rs - clear_on_drop::ClearOnDrop (line 20) ... ok [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.rs - clear (line 7) ... 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 21) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e25c6bcd66ba9805fb847f797a780c960703bb2ac4ec08156b03fa0b674717b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e25c6bcd66ba9805fb847f797a780c960703bb2ac4ec08156b03fa0b674717b5", kill_on_drop: false }` [INFO] [stdout] e25c6bcd66ba9805fb847f797a780c960703bb2ac4ec08156b03fa0b674717b5