[INFO] crate lending-library 0.2.0 is already in cache
[INFO] testing lending-library-0.2.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate lending-library 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate lending-library 0.2.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d3a48517f6840a1c23c8f72b6ea1219c8b24cae2b4b7e155c8e22d621f45267
[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" "1d3a48517f6840a1c23c8f72b6ea1219c8b24cae2b4b7e155c8e22d621f45267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d3a48517f6840a1c23c8f72b6ea1219c8b24cae2b4b7e155c8e22d621f45267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3a48517f6840a1c23c8f72b6ea1219c8b24cae2b4b7e155c8e22d621f45267", kill_on_drop: false }`
[INFO] [stdout] 1d3a48517f6840a1c23c8f72b6ea1219c8b24cae2b4b7e155c8e22d621f45267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08fe529866aee921f5b83f683847aa3ffcf5e2eafcdaece074f105df699a1313
[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" "08fe529866aee921f5b83f683847aa3ffcf5e2eafcdaece074f105df699a1313", 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<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "08fe529866aee921f5b83f683847aa3ffcf5e2eafcdaece074f105df699a1313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08fe529866aee921f5b83f683847aa3ffcf5e2eafcdaece074f105df699a1313", kill_on_drop: false }`
[INFO] [stdout] 08fe529866aee921f5b83f683847aa3ffcf5e2eafcdaece074f105df699a1313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc94928af7c6feaf1c47d29b037a3095386ddb67eed261f4e74f3770f6782511
[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" "dc94928af7c6feaf1c47d29b037a3095386ddb67eed261f4e74f3770f6782511", 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<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[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<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "dc94928af7c6feaf1c47d29b037a3095386ddb67eed261f4e74f3770f6782511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc94928af7c6feaf1c47d29b037a3095386ddb67eed261f4e74f3770f6782511", kill_on_drop: false }`
[INFO] [stdout] dc94928af7c6feaf1c47d29b037a3095386ddb67eed261f4e74f3770f6782511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d664a4e903c73ead291f502b1d3b2f42e40a5ecae2dab35d4880872bc170e4f
[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" "8d664a4e903c73ead291f502b1d3b2f42e40a5ecae2dab35d4880872bc170e4f", 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<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 17 tests
[INFO] [stderr]   --> src/iter.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     iter: Box<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lending_library-298e000343912004
[INFO] [stdout] test tests::merge_libs ... ok
[INFO] [stdout] test tests::lengths ... ok
[INFO] [stdout] test tests::iters ... ok
[INFO] [stdout] test tests::double_insert ... ok
[INFO] [stdout] test tests::remove_indempotent ... ok
[INFO] [stdout] test tests::basic_use ... ok
[INFO] [stdout] test tests::capacity ... ok
[INFO] [stdout] test tests::no_iter_mut_loaned ... ok
[INFO] [stdout] test tests::double_insert_loaned ... ok
[INFO] [stdout] test tests::no_iter_own_loaned ... ok
[INFO] [stdout] test tests::double_checkout ... ok
[INFO] [stdout] test tests::failure_to_return ... ok
[INFO] [stdout] test tests::no_iter_loaned ... ok
[INFO] [stdout] test tests::double_insert_drop ... ok
[INFO] [stdout] test tests::double_checkout_drop ... ok
[INFO] [stdout] test tests::double_reinsert ... ok
[INFO] [stdout] test tests::returning_none_store ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lending-library
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::len (line 220) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::with_capacity (line 149) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::new (line 135) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::shrink_to_fit (line 189) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::capacity (line 165) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::lend (line 359) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::contains_key (line 283) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::reserve (line 176) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::remove (line 327) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::is_empty (line 239) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::insert (line 306) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::clear (line 253) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d664a4e903c73ead291f502b1d3b2f42e40a5ecae2dab35d4880872bc170e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d664a4e903c73ead291f502b1d3b2f42e40a5ecae2dab35d4880872bc170e4f", kill_on_drop: false }`
[INFO] [stdout] 8d664a4e903c73ead291f502b1d3b2f42e40a5ecae2dab35d4880872bc170e4f