[INFO] fetching crate rccell 0.1.3...
[INFO] testing rccell-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rccell 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rccell 0.1.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rccell 0.1.3
[INFO] finished tweaking crates.io crate rccell 0.1.3
[INFO] tweaked toml for crates.io crate rccell 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44143eefdf1d9ae8a17f55beab137e1dda47df798b89ab0e250bc0d04461846b
[INFO] running `Command { std: "docker" "start" "-a" "44143eefdf1d9ae8a17f55beab137e1dda47df798b89ab0e250bc0d04461846b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44143eefdf1d9ae8a17f55beab137e1dda47df798b89ab0e250bc0d04461846b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44143eefdf1d9ae8a17f55beab137e1dda47df798b89ab0e250bc0d04461846b", kill_on_drop: false }`
[INFO] [stdout] 44143eefdf1d9ae8a17f55beab137e1dda47df798b89ab0e250bc0d04461846b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c41d115c0804244709005737a79fbc9ae28aa43274958418f395b6882398db6
[INFO] running `Command { std: "docker" "start" "-a" "5c41d115c0804244709005737a79fbc9ae28aa43274958418f395b6882398db6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rccell v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "5c41d115c0804244709005737a79fbc9ae28aa43274958418f395b6882398db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c41d115c0804244709005737a79fbc9ae28aa43274958418f395b6882398db6", kill_on_drop: false }`
[INFO] [stdout] 5c41d115c0804244709005737a79fbc9ae28aa43274958418f395b6882398db6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a101928d6d79fd119d0dc830bba3556f22c3b982c2568d62a34bbe7094c61236
[INFO] running `Command { std: "docker" "start" "-a" "a101928d6d79fd119d0dc830bba3556f22c3b982c2568d62a34bbe7094c61236", kill_on_drop: false }`
[INFO] [stderr]    Compiling rccell v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rccell-4c51b104d3cdacf9)
[INFO] running `Command { std: "docker" "inspect" "a101928d6d79fd119d0dc830bba3556f22c3b982c2568d62a34bbe7094c61236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a101928d6d79fd119d0dc830bba3556f22c3b982c2568d62a34bbe7094c61236", kill_on_drop: false }`
[INFO] [stdout] a101928d6d79fd119d0dc830bba3556f22c3b982c2568d62a34bbe7094c61236
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55eca1978bfea7ecd8efcef31eeab9de686de8f688ced642460fd3187d234ed7
[INFO] running `Command { std: "docker" "start" "-a" "55eca1978bfea7ecd8efcef31eeab9de686de8f688ced642460fd3187d234ed7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rccell-4c51b104d3cdacf9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_borrow ... ok
[INFO] [stdout] test tests::test_hashmap ... ok
[INFO] [stdout] test tests::test_try_borrows ... ok
[INFO] [stdout] test tests::test_try_unwrap ... ok
[INFO] [stdout] test tests::test_unwrap_ok ... ok
[INFO] [stdout] test tests::test_borrow_mut_panic - should panic ... ok
[INFO] [stdout] test tests::test_mut_borrow_panic - should panic ... ok
[INFO] [stdout] test tests::test_mut_borrow_mut_panic - should panic ... ok
[INFO] [stdout] test tests::test_unwrap_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rccell
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - RcCell<T>::borrow (line 190) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::try_borrow (line 158) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::downgrade (line 97) ... ok
[INFO] [stdout] test src/lib.rs - WeakCell<T>::upgrade (line 240) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::borrow_mut (line 204) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::new (line 47) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::try_unwrap (line 61) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::ptr_eq (line 140) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::strong_count (line 125) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::try_borrow_mut (line 174) ... ok
[INFO] [stdout] test src/lib.rs - WeakCell<T>::new (line 226) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::unwrap (line 80) ... ok
[INFO] [stdout] test src/lib.rs - RcCell<T>::weak_count (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55eca1978bfea7ecd8efcef31eeab9de686de8f688ced642460fd3187d234ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55eca1978bfea7ecd8efcef31eeab9de686de8f688ced642460fd3187d234ed7", kill_on_drop: false }`
[INFO] [stdout] 55eca1978bfea7ecd8efcef31eeab9de686de8f688ced642460fd3187d234ed7