[INFO] crate varlink-cli 4.2.1 is already in cache
[INFO] testing varlink-cli-4.2.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate varlink-cli 4.2.1 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate varlink-cli 4.2.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate varlink-cli 4.2.1
[INFO] finished tweaking crates.io crate varlink-cli 4.2.1
[INFO] tweaked toml for crates.io crate varlink-cli 4.2.1 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] f0165644274e4a8fc00f25ebf5799562b9061c0567467463ff391eb70798cb0a
[INFO] running `"docker" "start" "-a" "f0165644274e4a8fc00f25ebf5799562b9061c0567467463ff391eb70798cb0a"`
[INFO] [stderr]    Compiling varlink_parser v4.0.2
[INFO] [stderr]    Compiling chainerror v0.4.3
[INFO] [stderr]    Compiling varlink v8.1.0
[INFO] [stderr]    Compiling colored_json v2.0.0
[INFO] [stderr]    Compiling varlink_generator v8.0.0
[INFO] [stderr]    Compiling varlink_stdinterfaces v8.0.0
[INFO] [stderr]    Compiling varlink-cli v4.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/proxy.rs:228:35
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let mut buf: [u8; 8192] = mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `"docker" "inspect" "f0165644274e4a8fc00f25ebf5799562b9061c0567467463ff391eb70798cb0a"`
[INFO] running `"docker" "rm" "-f" "f0165644274e4a8fc00f25ebf5799562b9061c0567467463ff391eb70798cb0a"`
[INFO] [stdout] f0165644274e4a8fc00f25ebf5799562b9061c0567467463ff391eb70798cb0a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9baf709b53eb45431d9926426be1847c3bcda487e6bc489151e331b0b93db29f
[INFO] running `"docker" "start" "-a" "9baf709b53eb45431d9926426be1847c3bcda487e6bc489151e331b0b93db29f"`
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling varlink-cli v4.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/test.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn test_exec() -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                  ^^^^^ help: use `dyn`: `dyn Error`
[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/main.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/proxy.rs:228:35
[INFO] [stderr]     |
[INFO] [stderr] 228 |         let mut buf: [u8; 8192] = mem::uninitialized();
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "9baf709b53eb45431d9926426be1847c3bcda487e6bc489151e331b0b93db29f"`
[INFO] running `"docker" "rm" "-f" "9baf709b53eb45431d9926426be1847c3bcda487e6bc489151e331b0b93db29f"`
[INFO] [stdout] 9baf709b53eb45431d9926426be1847c3bcda487e6bc489151e331b0b93db29f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] a36b4ca3167b7c15bc36eb54b8da416628542733983c27dd45764ebf73258def
[INFO] running `"docker" "start" "-a" "a36b4ca3167b7c15bc36eb54b8da416628542733983c27dd45764ebf73258def"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/varlink-1d0ead7f5ac8d9a4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_exec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a36b4ca3167b7c15bc36eb54b8da416628542733983c27dd45764ebf73258def"`
[INFO] running `"docker" "rm" "-f" "a36b4ca3167b7c15bc36eb54b8da416628542733983c27dd45764ebf73258def"`
[INFO] [stdout] a36b4ca3167b7c15bc36eb54b8da416628542733983c27dd45764ebf73258def