[INFO] fetching crate maybe-owned 0.3.4... [INFO] testing maybe-owned-0.3.4 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate maybe-owned 0.3.4 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate maybe-owned 0.3.4 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate maybe-owned 0.3.4 [INFO] finished tweaking crates.io crate maybe-owned 0.3.4 [INFO] tweaked toml for crates.io crate maybe-owned 0.3.4 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate crates.io crate maybe-owned 0.3.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 56f6c5675b90260eaf7787f4601366356b86625144bd5e2231d5162717b27f23 [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" "56f6c5675b90260eaf7787f4601366356b86625144bd5e2231d5162717b27f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56f6c5675b90260eaf7787f4601366356b86625144bd5e2231d5162717b27f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56f6c5675b90260eaf7787f4601366356b86625144bd5e2231d5162717b27f23", kill_on_drop: false }` [INFO] [stdout] 56f6c5675b90260eaf7787f4601366356b86625144bd5e2231d5162717b27f23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 140e015b4c02dad2ff5314170648b373fa6effbd8bb93adc64324cf4228a85a3 [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" "140e015b4c02dad2ff5314170648b373fa6effbd8bb93adc64324cf4228a85a3", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-owned v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "140e015b4c02dad2ff5314170648b373fa6effbd8bb93adc64324cf4228a85a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "140e015b4c02dad2ff5314170648b373fa6effbd8bb93adc64324cf4228a85a3", kill_on_drop: false }` [INFO] [stdout] 140e015b4c02dad2ff5314170648b373fa6effbd8bb93adc64324cf4228a85a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 998ce604064ec92de36e77b1a380bce22d4ca2f5381b1d9b1d8bb36d21120dac [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" "998ce604064ec92de36e77b1a380bce22d4ca2f5381b1d9b1d8bb36d21120dac", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling maybe-owned v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:630:17 [INFO] [stdout] | [INFO] [stdout] 630 | let _ = AsRef::::borrow(&v); [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `>` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:633:17 [INFO] [stdout] | [INFO] [stdout] 633 | let _ = AsRef::::borrow(&v); [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `>` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:647:17 [INFO] [stdout] | [INFO] [stdout] 647 | let _ = AsMut::::borrow_mut(&mut v); [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `>` [INFO] [stdout] | [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.48s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "998ce604064ec92de36e77b1a380bce22d4ca2f5381b1d9b1d8bb36d21120dac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998ce604064ec92de36e77b1a380bce22d4ca2f5381b1d9b1d8bb36d21120dac", kill_on_drop: false }` [INFO] [stdout] 998ce604064ec92de36e77b1a380bce22d4ca2f5381b1d9b1d8bb36d21120dac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] 946660986cbddba2f8cc4f9723dd5b5ef434b3e62792cffd8f3655d1791ddddb [INFO] running `Command { std: "docker" "start" "-a" "946660986cbddba2f8cc4f9723dd5b5ef434b3e62792cffd8f3655d1791ddddb", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 35 tests [INFO] [stderr] --> src/lib.rs:630:17 [INFO] [stdout] test tests::borrow ... ok [INFO] [stderr] | [INFO] [stdout] test tests::from_cow ... ok [INFO] [stderr] 630 | let _ = AsRef::::borrow(&v); [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `>` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:633:17 [INFO] [stderr] | [INFO] [stderr] 633 | let _ = AsRef::::borrow(&v); [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `>` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:647:17 [INFO] [stderr] | [INFO] [stderr] 647 | let _ = AsMut::::borrow_mut(&mut v); [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `>` [INFO] [stderr] | [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/maybe_owned-d4d41c00f3f4cd3b) [INFO] [stdout] test tests::has_borrow ... ok [INFO] [stderr] Doc-tests maybe-owned [INFO] [stdout] test tests::has_borrow_mut ... ok [INFO] [stdout] test tests::has_hash ... ok [INFO] [stdout] test tests::has_ord ... ok [INFO] [stdout] test tests::has_partial_eq ... ok [INFO] [stdout] test tests::has_partial_ord ... ok [INFO] [stdout] test tests::into_cow ... ok [INFO] [stdout] test tests::into_with_borrow ... ok [INFO] [stdout] test tests::into_with_owned ... ok [INFO] [stdout] test tests::is_owned ... ok [INFO] [stdout] test transitive_impl::test::not_and_neg_work_for_think_test_type ... ok [INFO] [stdout] test transitive_impl::test::op_assign_impls_exist ... ok [INFO] [stdout] test transitive_impl::test::op_assign_impls_exist_mut ... ok [INFO] [stdout] test transitive_impl::test::op_impls_exist ... ok [INFO] [stdout] test transitive_impl::test::op_impls_exist_for_mut ... ok [INFO] [stdout] test tests::clone_borrow ... ok [INFO] [stdout] test tests::has_as_ref ... ok [INFO] [stdout] test tests::has_eq ... ok [INFO] [stdout] test tests::has_display ... ok [INFO] [stdout] test tests::has_deref ... ok [INFO] [stdout] test tests::has_deref_mut ... ok [INFO] [stdout] test tests::into_inner ... ok [INFO] [stdout] test tests::reborrow_mut ... ok [INFO] [stdout] test tests::has_default ... ok [INFO] [stdout] test transitive_impl::test::not_and_neg_are_impl ... ok [INFO] [stdout] test tests::make_owned ... ok [INFO] [stdout] test tests::to_mut ... ok [INFO] [stdout] test tests::as_ref ... ok [INFO] [stdout] test tests::from_str ... ok [INFO] [stdout] test tests::has_as_mut ... ok [INFO] [stdout] test tests::clone_owned ... ok [INFO] [stdout] test transitive_impl::test::not_and_neg_are_impl_mut ... ok [INFO] [stdout] test tests::has_clone ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - MaybeOwned (line 69) ... ok [INFO] [stdout] test src/lib.rs - MaybeOwned::make_owned (line 336) ... ok [INFO] [stdout] test src/lib.rs - MaybeOwned (line 55) ... ok [INFO] [stdout] test src/lib.rs - MaybeOwned (line 84) ... ok [INFO] [stdout] test src/lib.rs - MaybeOwned::to_mut (line 386) ... ok [INFO] [stdout] test src/lib.rs - MaybeOwnedMut::make_owned (line 337) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "946660986cbddba2f8cc4f9723dd5b5ef434b3e62792cffd8f3655d1791ddddb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "946660986cbddba2f8cc4f9723dd5b5ef434b3e62792cffd8f3655d1791ddddb", kill_on_drop: false }` [INFO] [stdout] 946660986cbddba2f8cc4f9723dd5b5ef434b3e62792cffd8f3655d1791ddddb