[INFO] fetching crate hull 0.1.3...
[INFO] testing hull-0.1.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate hull 0.1.3 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate hull 0.1.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hull 0.1.3
[INFO] finished tweaking crates.io crate hull 0.1.3
[INFO] tweaked toml for crates.io crate hull 0.1.3 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded os_pipe v0.6.2
[INFO] [stderr]   Downloaded shell-words v0.1.0
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded duct v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2aecccc17fd53f216b4c539ed2b2cb60a7e0772d82fcf7bef0cff0e7236b8cf
[INFO] running `Command { std: "docker" "start" "-a" "b2aecccc17fd53f216b4c539ed2b2cb60a7e0772d82fcf7bef0cff0e7236b8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2aecccc17fd53f216b4c539ed2b2cb60a7e0772d82fcf7bef0cff0e7236b8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2aecccc17fd53f216b4c539ed2b2cb60a7e0772d82fcf7bef0cff0e7236b8cf", kill_on_drop: false }`
[INFO] [stdout] b2aecccc17fd53f216b4c539ed2b2cb60a7e0772d82fcf7bef0cff0e7236b8cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f661273b5717d94e2bd39aa8c7839e4b26a268a677995f4e1c4c27fa7fdb54b
[INFO] running `Command { std: "docker" "start" "-a" "4f661273b5717d94e2bd39aa8c7839e4b26a268a677995f4e1c4c27fa7fdb54b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling shared_child v0.3.5
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling os_pipe v0.6.2
[INFO] [stderr]    Compiling duct v0.10.0
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling hull v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/command/entry.rs:56:65
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn command<'c>(self, manifest_path: &'c PathBuf) -> Box<command::Command + 'c> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn command::Command + 'c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.23s
[INFO] running `Command { std: "docker" "inspect" "4f661273b5717d94e2bd39aa8c7839e4b26a268a677995f4e1c4c27fa7fdb54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f661273b5717d94e2bd39aa8c7839e4b26a268a677995f4e1c4c27fa7fdb54b", kill_on_drop: false }`
[INFO] [stdout] 4f661273b5717d94e2bd39aa8c7839e4b26a268a677995f4e1c4c27fa7fdb54b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81f54791b3d47332f8d6177ee741f72aa56d5f4ba87551e68fe90db012f8ce9b
[INFO] running `Command { std: "docker" "start" "-a" "81f54791b3d47332f8d6177ee741f72aa56d5f4ba87551e68fe90db012f8ce9b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hull v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/command/entry.rs:56:65
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn command<'c>(self, manifest_path: &'c PathBuf) -> Box<command::Command + 'c> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn command::Command + 'c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "81f54791b3d47332f8d6177ee741f72aa56d5f4ba87551e68fe90db012f8ce9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f54791b3d47332f8d6177ee741f72aa56d5f4ba87551e68fe90db012f8ce9b", kill_on_drop: false }`
[INFO] [stdout] 81f54791b3d47332f8d6177ee741f72aa56d5f4ba87551e68fe90db012f8ce9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5399aeaab745eafcf7fe317dbd3f438b8859c74dd972d9ba6e26c7cf5f77704c
[INFO] running `Command { std: "docker" "start" "-a" "5399aeaab745eafcf7fe317dbd3f438b8859c74dd972d9ba6e26c7cf5f77704c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/command/entry.rs:56:65
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 56 |     pub fn command<'c>(self, manifest_path: &'c PathBuf) -> Box<command::Command + 'c> {
[INFO] [stdout] 
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn command::Command + 'c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hull-6ec7e4897931ba5c)
[INFO] running `Command { std: "docker" "inspect" "5399aeaab745eafcf7fe317dbd3f438b8859c74dd972d9ba6e26c7cf5f77704c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5399aeaab745eafcf7fe317dbd3f438b8859c74dd972d9ba6e26c7cf5f77704c", kill_on_drop: false }`
[INFO] [stdout] 5399aeaab745eafcf7fe317dbd3f438b8859c74dd972d9ba6e26c7cf5f77704c
