[INFO] fetching crate accel-derive 0.3.0...
[INFO] checking accel-derive-0.3.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate accel-derive 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate accel-derive 0.3.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accel-derive 0.3.0
[INFO] finished tweaking crates.io crate accel-derive 0.3.0
[INFO] tweaked toml for crates.io crate accel-derive 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.90
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded cuda-config v0.1.0
[INFO] [stderr]   Downloaded toml v0.8.12
[INFO] [stderr]   Downloaded accel-derive v0.3.0
[INFO] [stderr]   Downloaded cuda-driver-sys v0.3.0
[INFO] [stderr]   Downloaded accel v0.3.1
[INFO] [stderr]   Downloaded toml_edit v0.22.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38a7c7d3c4bd05d39e685026f452304e467aadb5d16cecce236846d86a672a5a
[INFO] running `Command { std: "docker" "start" "-a" "38a7c7d3c4bd05d39e685026f452304e467aadb5d16cecce236846d86a672a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38a7c7d3c4bd05d39e685026f452304e467aadb5d16cecce236846d86a672a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a7c7d3c4bd05d39e685026f452304e467aadb5d16cecce236846d86a672a5a", kill_on_drop: false }`
[INFO] [stdout] 38a7c7d3c4bd05d39e685026f452304e467aadb5d16cecce236846d86a672a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef1b834be650dc0a1ab4b218469ccec10d40b2fbfd33e8b26dde0c29e1d2f7ff
[INFO] running `Command { std: "docker" "start" "-a" "ef1b834be650dc0a1ab4b218469ccec10d40b2fbfd33e8b26dde0c29e1d2f7ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling cuda-config v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling cuda-driver-sys v0.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling trybuild v1.0.90
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking accel-derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `DefaultHasher` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::{hash_map::DefaultHasher, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     env, fs,
[INFO] [stdout] 7 |     hash::*,
[INFO] [stdout]   |     ------- the item `DefaultHasher` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling accel-derive v0.3.0
[INFO] [stdout] warning: the item `DefaultHasher` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::{hash_map::DefaultHasher, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     env, fs,
[INFO] [stdout] 7 |     hash::*,
[INFO] [stdout]   |     ------- the item `DefaultHasher` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking accel v0.3.1
[INFO] [stdout] warning: the item `DefaultHasher` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::{hash_map::DefaultHasher, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     env, fs,
[INFO] [stdout] 7 |     hash::*,
[INFO] [stdout]   |     ------- the item `DefaultHasher` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.50s
[INFO] running `Command { std: "docker" "inspect" "ef1b834be650dc0a1ab4b218469ccec10d40b2fbfd33e8b26dde0c29e1d2f7ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1b834be650dc0a1ab4b218469ccec10d40b2fbfd33e8b26dde0c29e1d2f7ff", kill_on_drop: false }`
[INFO] [stdout] ef1b834be650dc0a1ab4b218469ccec10d40b2fbfd33e8b26dde0c29e1d2f7ff
[INFO] checking accel-derive-0.3.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate accel-derive 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate accel-derive 0.3.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accel-derive 0.3.0
[INFO] finished tweaking crates.io crate accel-derive 0.3.0
[INFO] tweaked toml for crates.io crate accel-derive 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5770e533a72dcc7bd98cbfe5d3d71f99715af1e04b85492a0d8352332633dba
[INFO] running `Command { std: "docker" "start" "-a" "f5770e533a72dcc7bd98cbfe5d3d71f99715af1e04b85492a0d8352332633dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5770e533a72dcc7bd98cbfe5d3d71f99715af1e04b85492a0d8352332633dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5770e533a72dcc7bd98cbfe5d3d71f99715af1e04b85492a0d8352332633dba", kill_on_drop: false }`
[INFO] [stdout] f5770e533a72dcc7bd98cbfe5d3d71f99715af1e04b85492a0d8352332633dba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7dad20710bfffa2b3b4582eb05c2e0d3d542612d331d90dd4db0a3b8c8e520
[INFO] running `Command { std: "docker" "start" "-a" "dc7dad20710bfffa2b3b4582eb05c2e0d3d542612d331d90dd4db0a3b8c8e520", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling cuda-config v0.1.0
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling cuda-driver-sys v0.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking winnow v0.6.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling trybuild v1.0.90
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking toml_edit v0.22.9
[INFO] [stderr]     Checking accel-derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `DefaultHasher` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::{hash_map::DefaultHasher, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     env, fs,
[INFO] [stdout] 7 |     hash::*,
[INFO] [stdout]   |     ------- the item `DefaultHasher` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling accel-derive v0.3.0
[INFO] [stdout] warning: the item `DefaultHasher` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::{hash_map::DefaultHasher, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     env, fs,
[INFO] [stdout] 7 |     hash::*,
[INFO] [stdout]   |     ------- the item `DefaultHasher` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.8.12
[INFO] [stderr]     Checking accel v0.3.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DefaultHasher` is imported redundantly
[INFO] [stdout]  --> src/builder.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     collections::{hash_map::DefaultHasher, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     env, fs,
[INFO] [stdout] 7 |     hash::*,
[INFO] [stdout]   |     ------- the item `DefaultHasher` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.17s
[INFO] running `Command { std: "docker" "inspect" "dc7dad20710bfffa2b3b4582eb05c2e0d3d542612d331d90dd4db0a3b8c8e520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7dad20710bfffa2b3b4582eb05c2e0d3d542612d331d90dd4db0a3b8c8e520", kill_on_drop: false }`
[INFO] [stdout] dc7dad20710bfffa2b3b4582eb05c2e0d3d542612d331d90dd4db0a3b8c8e520
