[INFO] fetching crate ts-mem-pool 0.1.3...
[INFO] testing ts-mem-pool-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ts-mem-pool 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ts-mem-pool 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ts-mem-pool 0.1.3
[INFO] finished tweaking crates.io crate ts-mem-pool 0.1.3
[INFO] tweaked toml for crates.io crate ts-mem-pool 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 15171151b48e0854d7b0474fda01c16ed6f7603d16cf94ad61e1b37bf7deab59
[INFO] running `Command { std: "docker" "start" "-a" "15171151b48e0854d7b0474fda01c16ed6f7603d16cf94ad61e1b37bf7deab59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15171151b48e0854d7b0474fda01c16ed6f7603d16cf94ad61e1b37bf7deab59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15171151b48e0854d7b0474fda01c16ed6f7603d16cf94ad61e1b37bf7deab59", kill_on_drop: false }`
[INFO] [stdout] 15171151b48e0854d7b0474fda01c16ed6f7603d16cf94ad61e1b37bf7deab59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60079bad655579a443280a1308aaaf6dfe4a79a01d95daaf58590d551d60d436
[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" "60079bad655579a443280a1308aaaf6dfe4a79a01d95daaf58590d551d60d436", kill_on_drop: false }`
[INFO] [stderr]    Compiling ts-mem-pool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory_pool.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "60079bad655579a443280a1308aaaf6dfe4a79a01d95daaf58590d551d60d436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60079bad655579a443280a1308aaaf6dfe4a79a01d95daaf58590d551d60d436", kill_on_drop: false }`
[INFO] [stdout] 60079bad655579a443280a1308aaaf6dfe4a79a01d95daaf58590d551d60d436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1959b6237f4b13656c05bed54ce5ac94fff64af225eac7051b952da39353a9f0
[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" "1959b6237f4b13656c05bed54ce5ac94fff64af225eac7051b952da39353a9f0", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory_pool.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ts-mem-pool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory_pool.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "1959b6237f4b13656c05bed54ce5ac94fff64af225eac7051b952da39353a9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1959b6237f4b13656c05bed54ce5ac94fff64af225eac7051b952da39353a9f0", kill_on_drop: false }`
[INFO] [stdout] 1959b6237f4b13656c05bed54ce5ac94fff64af225eac7051b952da39353a9f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33c143c6820c94629051afb7629be00463b426bb1ebef05983a1978939fee67a
[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" "33c143c6820c94629051afb7629be00463b426bb1ebef05983a1978939fee67a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/memory_pool.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stderr]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/memory_pool.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stderr]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ts_mem_pool-0da5f1a62a4d56c5
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test arc_recycled::tests::data_return_test ... ok
[INFO] [stdout] test arc_recycled::tests::deref_usage_test ... ok
[INFO] [stdout] test arc_recycled::tests::no_data_return_test ... ok
[INFO] [stdout] test memory_pool::tests::creation_test ... ok
[INFO] [stdout] test memory_pool::tests::recycling_test ... ok
[INFO] [stdout] test memory_pool::tests::extra_elements_test ... ok
[INFO] [stdout] test memory_pool::tests::too_many_elements_try_test ... ok
[INFO] [stdout] test memory_pool::tests::too_many_elements_test ... ok
[INFO] [stdout] test arc_recycled::tests::multiple_ref_write_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ts-mem-pool
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/arc_recycled.rs - arc_recycled::Recycle::recycle (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/arc_recycled.rs - arc_recycled::Recycle::recycle (line 12) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `a_memory_pool`
[INFO] [stdout]  --> src/arc_recycled.rs:12:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate a_memory_pool;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/arc_recycled.rs - arc_recycled::Recycle::recycle (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33c143c6820c94629051afb7629be00463b426bb1ebef05983a1978939fee67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c143c6820c94629051afb7629be00463b426bb1ebef05983a1978939fee67a", kill_on_drop: false }`
[INFO] [stdout] 33c143c6820c94629051afb7629be00463b426bb1ebef05983a1978939fee67a