[INFO] fetching crate split_by 0.2.2...
[INFO] building split_by-0.2.2 against try#8aaecdf5df68a6fbc126704e44d399ba2fe66bf2 for pr-94962
[INFO] extracting crate split_by 0.2.2 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate split_by 0.2.2 on toolchain 8aaecdf5df68a6fbc126704e44d399ba2fe66bf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate split_by 0.2.2
[INFO] finished tweaking crates.io crate split_by 0.2.2
[INFO] tweaked toml for crates.io crate split_by 0.2.2 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45dd582825b74df228c4de0acf7bff07e0bf404fba349aef68343ff58c5df0ba
[INFO] running `Command { std: "docker" "start" "-a" "45dd582825b74df228c4de0acf7bff07e0bf404fba349aef68343ff58c5df0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45dd582825b74df228c4de0acf7bff07e0bf404fba349aef68343ff58c5df0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45dd582825b74df228c4de0acf7bff07e0bf404fba349aef68343ff58c5df0ba", kill_on_drop: false }`
[INFO] [stdout] 45dd582825b74df228c4de0acf7bff07e0bf404fba349aef68343ff58c5df0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=forbid" "-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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a00d7f5e371de6174cbdc79d1e06b7eaf4b1f46e703463ffb3bfc13b79fafb81
[INFO] running `Command { std: "docker" "start" "-a" "a00d7f5e371de6174cbdc79d1e06b7eaf4b1f46e703463ffb3bfc13b79fafb81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/grow.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let bytes_read = try!(self.input.read(&mut buf)) as usize;
[INFO] [stdout]    |                              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling split_by v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.03s
[INFO] running `Command { std: "docker" "inspect" "a00d7f5e371de6174cbdc79d1e06b7eaf4b1f46e703463ffb3bfc13b79fafb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00d7f5e371de6174cbdc79d1e06b7eaf4b1f46e703463ffb3bfc13b79fafb81", kill_on_drop: false }`
[INFO] [stdout] a00d7f5e371de6174cbdc79d1e06b7eaf4b1f46e703463ffb3bfc13b79fafb81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=forbid" "-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@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8aaecdf5df68a6fbc126704e44d399ba2fe66bf2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77b846d0b63a20dab2b16993bb295f03d29dbe5c6ddf4b89aaffb52daa3b97bf
[INFO] running `Command { std: "docker" "start" "-a" "77b846d0b63a20dab2b16993bb295f03d29dbe5c6ddf4b89aaffb52daa3b97bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling split_by v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/grow.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let bytes_read = try!(self.input.read(&mut buf)) as usize;
[INFO] [stdout]    |                              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/grow.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |             let bytes_read = try!(self.input.read(&mut buf)) as usize;
[INFO] [stdout]    |                              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/split_by-70ffc6f36e9201e6)
[INFO] running `Command { std: "docker" "inspect" "77b846d0b63a20dab2b16993bb295f03d29dbe5c6ddf4b89aaffb52daa3b97bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b846d0b63a20dab2b16993bb295f03d29dbe5c6ddf4b89aaffb52daa3b97bf", kill_on_drop: false }`
[INFO] [stdout] 77b846d0b63a20dab2b16993bb295f03d29dbe5c6ddf4b89aaffb52daa3b97bf