[INFO] fetching crate lending-library 0.2.0... [INFO] testing lending-library-0.2.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate lending-library 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate lending-library 0.2.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lending-library 0.2.0 [INFO] finished tweaking crates.io crate lending-library 0.2.0 [INFO] tweaked toml for crates.io crate lending-library 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 561e46f1fbe585bd0e37cc6addecc0d1c4d505cafa8274738fd5327a10a17947 [INFO] running `Command { std: "docker" "start" "-a" "561e46f1fbe585bd0e37cc6addecc0d1c4d505cafa8274738fd5327a10a17947", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "561e46f1fbe585bd0e37cc6addecc0d1c4d505cafa8274738fd5327a10a17947", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "561e46f1fbe585bd0e37cc6addecc0d1c4d505cafa8274738fd5327a10a17947", kill_on_drop: false }` [INFO] [stdout] 561e46f1fbe585bd0e37cc6addecc0d1c4d505cafa8274738fd5327a10a17947 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] f284161cd19906c9e4409edbc36f077539d5b2772736dda531aca98471a98995 [INFO] running `Command { std: "docker" "start" "-a" "f284161cd19906c9e4409edbc36f077539d5b2772736dda531aca98471a98995", kill_on_drop: false }` [INFO] [stderr] Compiling lending-library v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/iter.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 17 | iter: Box + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [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/iter.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | iter: Box + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "f284161cd19906c9e4409edbc36f077539d5b2772736dda531aca98471a98995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f284161cd19906c9e4409edbc36f077539d5b2772736dda531aca98471a98995", kill_on_drop: false }` [INFO] [stdout] f284161cd19906c9e4409edbc36f077539d5b2772736dda531aca98471a98995 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f8d680fe20fcc86c5e9c7fea1765e687ab9164fa96367f0d3207a47333f2920 [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" "6f8d680fe20fcc86c5e9c7fea1765e687ab9164fa96367f0d3207a47333f2920", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/iter.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 17 | iter: Box + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [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] [stderr] Compiling lending-library v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/iter.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | iter: Box + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/iter.rs:17:15 [INFO] [stdout] | [INFO] [stdout] 17 | iter: Box + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [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/iter.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | iter: Box + 'a>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stdout] | [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "6f8d680fe20fcc86c5e9c7fea1765e687ab9164fa96367f0d3207a47333f2920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f8d680fe20fcc86c5e9c7fea1765e687ab9164fa96367f0d3207a47333f2920", kill_on_drop: false }` [INFO] [stdout] 6f8d680fe20fcc86c5e9c7fea1765e687ab9164fa96367f0d3207a47333f2920 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e00ef194fd2d14cee035434088698cb126eeea2afd9086bcee63c247dc9e0ba3 [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" "e00ef194fd2d14cee035434088698cb126eeea2afd9086bcee63c247dc9e0ba3", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/iter.rs:17:15 [INFO] [stderr] | [INFO] [stderr] 17 | iter: Box + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/iter.rs:29:15 [INFO] [stderr] | [INFO] [stderr] 29 | iter: Box + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [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: `lending-library` (lib) generated 2 warnings [INFO] [stderr] warning: `lending-library` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lending_library-6401630f96d5eebf) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test tests::capacity ... ok [INFO] [stdout] test tests::basic_use ... ok [INFO] [stdout] test tests::double_insert ... ok [INFO] [stdout] test tests::remove_indempotent ... ok [INFO] [stdout] test tests::iters ... ok [INFO] [stdout] test tests::lengths ... ok [INFO] [stdout] test tests::merge_libs ... ok [INFO] [stdout] test tests::double_checkout - should panic ... ok [INFO] [stdout] test tests::double_insert_drop - should panic ... ok [INFO] [stdout] test tests::double_checkout_drop - should panic ... ok [INFO] [stdout] test tests::double_reinsert - should panic ... ok [INFO] [stdout] test tests::double_insert_loaned - should panic ... ok [INFO] [stdout] test tests::failure_to_return - should panic ... ok [INFO] [stdout] test tests::returning_none_store - should panic ... ok [INFO] [stdout] test tests::no_iter_loaned - should panic ... ok [INFO] [stdout] test tests::no_iter_own_loaned - should panic ... ok [INFO] [stdout] test tests::no_iter_mut_loaned - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests lending-library [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test src/lib.rs - LendingLibrary::with_capacity (line 149) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::capacity (line 165) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::remove (line 327) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::insert (line 306) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::lend (line 359) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::reserve (line 176) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::shrink_to_fit (line 189) ... ok [INFO] [stdout] test src/lib.rs - (line 14) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::new (line 135) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::len (line 220) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::clear (line 253) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::contains_key (line 283) ... ok [INFO] [stdout] test src/lib.rs - LendingLibrary::is_empty (line 239) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.51s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e00ef194fd2d14cee035434088698cb126eeea2afd9086bcee63c247dc9e0ba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e00ef194fd2d14cee035434088698cb126eeea2afd9086bcee63c247dc9e0ba3", kill_on_drop: false }` [INFO] [stdout] e00ef194fd2d14cee035434088698cb126eeea2afd9086bcee63c247dc9e0ba3