[INFO] fetching crate take_ref 0.2.0...
[INFO] testing take_ref-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate take_ref 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate take_ref 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate take_ref 0.2.0
[INFO] finished tweaking crates.io crate take_ref 0.2.0
[INFO] tweaked toml for crates.io crate take_ref 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f98a40b0df9fda2c91effe18ba9e2f72ef5ffac1bc92492ebfab795994e9497
[INFO] running `Command { std: "docker" "start" "-a" "4f98a40b0df9fda2c91effe18ba9e2f72ef5ffac1bc92492ebfab795994e9497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f98a40b0df9fda2c91effe18ba9e2f72ef5ffac1bc92492ebfab795994e9497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f98a40b0df9fda2c91effe18ba9e2f72ef5ffac1bc92492ebfab795994e9497", kill_on_drop: false }`
[INFO] [stdout] 4f98a40b0df9fda2c91effe18ba9e2f72ef5ffac1bc92492ebfab795994e9497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbb4b4dd5e1114c7805068d21826f314add8eef0e83cb71281baae1ddc24bfb2
[INFO] running `Command { std: "docker" "start" "-a" "dbb4b4dd5e1114c7805068d21826f314add8eef0e83cb71281baae1ddc24bfb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "dbb4b4dd5e1114c7805068d21826f314add8eef0e83cb71281baae1ddc24bfb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb4b4dd5e1114c7805068d21826f314add8eef0e83cb71281baae1ddc24bfb2", kill_on_drop: false }`
[INFO] [stdout] dbb4b4dd5e1114c7805068d21826f314add8eef0e83cb71281baae1ddc24bfb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f9a10c3167aed1eb57623771330a551c2a0555d3cf31fc5b3c8ce0d9e50a72f
[INFO] running `Command { std: "docker" "start" "-a" "2f9a10c3167aed1eb57623771330a551c2a0555d3cf31fc5b3c8ce0d9e50a72f", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "2f9a10c3167aed1eb57623771330a551c2a0555d3cf31fc5b3c8ce0d9e50a72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9a10c3167aed1eb57623771330a551c2a0555d3cf31fc5b3c8ce0d9e50a72f", kill_on_drop: false }`
[INFO] [stdout] 2f9a10c3167aed1eb57623771330a551c2a0555d3cf31fc5b3c8ce0d9e50a72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6daa799cdac0a6c8b6996e500c65c278be545bb35cf35d80178a69ec72366a6
[INFO] running `Command { std: "docker" "start" "-a" "a6daa799cdac0a6c8b6996e500c65c278be545bb35cf35d80178a69ec72366a6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/take_ref-f4ad84404e73752d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests take_ref
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 28) - compile fail ... ok
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 32) - compile fail ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 27) - compile fail ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 35) - compile fail ... ok
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 36) - compile fail ... ok
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 24) - compile fail ... ok
[INFO] [stdout] test src/take_slice.rs - take_slice::TakeSlice (line 7) ... ok
[INFO] [stdout] test src/take_string.rs - take_string::TakeString (line 9) ... ok
[INFO] [stdout] test src/take_ref.rs - take_ref::TakeRef (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a6daa799cdac0a6c8b6996e500c65c278be545bb35cf35d80178a69ec72366a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6daa799cdac0a6c8b6996e500c65c278be545bb35cf35d80178a69ec72366a6", kill_on_drop: false }`
[INFO] [stdout] a6daa799cdac0a6c8b6996e500c65c278be545bb35cf35d80178a69ec72366a6