[INFO] crate indexed 0.2.0 is already in cache
[INFO] testing indexed-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate indexed 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate indexed 0.2.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate indexed 0.2.0
[INFO] finished tweaking crates.io crate indexed 0.2.0
[INFO] tweaked toml for crates.io crate indexed 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a14bfb3e9f827e03ad19c106712b68d741c2f0721dfbbd9eb720cf2fb5334a06
[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" "a14bfb3e9f827e03ad19c106712b68d741c2f0721dfbbd9eb720cf2fb5334a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a14bfb3e9f827e03ad19c106712b68d741c2f0721dfbbd9eb720cf2fb5334a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14bfb3e9f827e03ad19c106712b68d741c2f0721dfbbd9eb720cf2fb5334a06", kill_on_drop: false }`
[INFO] [stdout] a14bfb3e9f827e03ad19c106712b68d741c2f0721dfbbd9eb720cf2fb5334a06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46096f3c1aa9a1495db4fbe4c8174c98e28e5454b9ac45261826bf6c50f5e80a
[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" "46096f3c1aa9a1495db4fbe4c8174c98e28e5454b9ac45261826bf6c50f5e80a", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexed v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "46096f3c1aa9a1495db4fbe4c8174c98e28e5454b9ac45261826bf6c50f5e80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46096f3c1aa9a1495db4fbe4c8174c98e28e5454b9ac45261826bf6c50f5e80a", kill_on_drop: false }`
[INFO] [stdout] 46096f3c1aa9a1495db4fbe4c8174c98e28e5454b9ac45261826bf6c50f5e80a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] 8b3eee8d6247f5ad6c3a43ca51dad89bff3f86ac70d33a473219b3356a185b65
[INFO] running `Command { std: "docker" "start" "-a" "8b3eee8d6247f5ad6c3a43ca51dad89bff3f86ac70d33a473219b3356a185b65", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexed v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "8b3eee8d6247f5ad6c3a43ca51dad89bff3f86ac70d33a473219b3356a185b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3eee8d6247f5ad6c3a43ca51dad89bff3f86ac70d33a473219b3356a185b65", kill_on_drop: false }`
[INFO] [stdout] 8b3eee8d6247f5ad6c3a43ca51dad89bff3f86ac70d33a473219b3356a185b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] bb37ea2af828b3407ce574c52e9f15fb53685109ddb20d063b36e2ed234443af
[INFO] running `Command { std: "docker" "start" "-a" "bb37ea2af828b3407ce574c52e9f15fb53685109ddb20d063b36e2ed234443af", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/indexed-684658cfe415454c
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_zst ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests indexed
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - Pool<T>::pool (line 553) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::non_null (line 535) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::reserve (line 403) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::new (line 229) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::iter (line 640) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::len (line 440) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::new_unmanaged (line 262) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::is_empty (line 623) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::pool_mut (line 588) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::push (line 320) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::set_len (line 458) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::iter_mut (line 664) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::set_len (line 478) ... FAILED
[INFO] [stdout] test src/lib.rs - Pool<T>::set_len (line 509) ... ok
[INFO] [stdout] test src/lib.rs - impl_indexed (line 829) ... ok
[INFO] [stdout] test src/lib.rs - pool (line 803) ... ok
[INFO] [stdout] test src/lib.rs - Pool<T>::write (line 367) ... ok
[INFO] [stdout] test src/lib.rs - extrusive_indexed (line 855) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Pool<T>::set_len (line 478) stdout ----
[INFO] [stdout] Test executable failed (terminated by signal).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] free(): double free detected in tcache 2
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Pool<T>::set_len (line 478)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 18 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bb37ea2af828b3407ce574c52e9f15fb53685109ddb20d063b36e2ed234443af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb37ea2af828b3407ce574c52e9f15fb53685109ddb20d063b36e2ed234443af", kill_on_drop: false }`
[INFO] [stdout] bb37ea2af828b3407ce574c52e9f15fb53685109ddb20d063b36e2ed234443af