[INFO] fetching crate banyan 0.17.1...
[INFO] checking banyan-0.17.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate banyan 0.17.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate banyan 0.17.1 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 banyan 0.17.1
[INFO] finished tweaking crates.io crate banyan 0.17.1
[INFO] tweaked toml for crates.io crate banyan 0.17.1 written to /workspace/builds/worker-5-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 ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1665df810a09d616861242ee4a65b14ec4f5e7ca58b22835d6aed96f592f979f
[INFO] running `Command { std: "docker" "start" "-a" "1665df810a09d616861242ee4a65b14ec4f5e7ca58b22835d6aed96f592f979f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1665df810a09d616861242ee4a65b14ec4f5e7ca58b22835d6aed96f592f979f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1665df810a09d616861242ee4a65b14ec4f5e7ca58b22835d6aed96f592f979f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2fec609fc8ac515584271fdc977dc580763c3b37114c9fced73d5abc8d3007a4
[INFO] running `Command { std: "docker" "start" "-a" "2fec609fc8ac515584271fdc977dc580763c3b37114c9fced73d5abc8d3007a4", kill_on_drop: false }`
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[INFO] [stderr]     Checking zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]     Checking banyan v0.17.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `registry` is never read
[INFO] [stdout]   --> src/forest/mod.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct ForestInner<T: TreeTypes, R> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) registry: Registry,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ForestInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `boxed` is never used
[INFO] [stdout]   --> src/util.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub(crate) trait IterExt<'a>
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn boxed(self) -> BoxedIter<'a, Self::Item> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `registry` is never read
[INFO] [stdout]   --> src/forest/mod.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct ForestInner<T: TreeTypes, R> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) registry: Registry,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ForestInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `boxed` is never used
[INFO] [stdout]   --> src/util.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub(crate) trait IterExt<'a>
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn boxed(self) -> BoxedIter<'a, Self::Item> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.21s
[INFO] running `Command { std: "docker" "inspect" "2fec609fc8ac515584271fdc977dc580763c3b37114c9fced73d5abc8d3007a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fec609fc8ac515584271fdc977dc580763c3b37114c9fced73d5abc8d3007a4", kill_on_drop: false }`
[INFO] [stdout] 2fec609fc8ac515584271fdc977dc580763c3b37114c9fced73d5abc8d3007a4
[INFO] checking banyan-0.17.1 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate banyan 0.17.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate banyan 0.17.1 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 banyan 0.17.1
[INFO] finished tweaking crates.io crate banyan 0.17.1
[INFO] tweaked toml for crates.io crate banyan 0.17.1 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 748fae4c00fcd22e005a44117f9a13481a1c0ab4c4c9d0f1f20ffa7e19feebf1
[INFO] running `Command { std: "docker" "start" "-a" "748fae4c00fcd22e005a44117f9a13481a1c0ab4c4c9d0f1f20ffa7e19feebf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "748fae4c00fcd22e005a44117f9a13481a1c0ab4c4c9d0f1f20ffa7e19feebf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748fae4c00fcd22e005a44117f9a13481a1c0ab4c4c9d0f1f20ffa7e19feebf1", kill_on_drop: false }`
[INFO] [stdout] 748fae4c00fcd22e005a44117f9a13481a1c0ab4c4c9d0f1f20ffa7e19feebf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ad57cd1a2952e25dae267398f186b657118072c1d2ebfaf2cb050ca28629f3ff
[INFO] running `Command { std: "docker" "start" "-a" "ad57cd1a2952e25dae267398f186b657118072c1d2ebfaf2cb050ca28629f3ff", kill_on_drop: false }`
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[INFO] [stdout] warning: field `registry` is never read
[INFO] [stdout]   --> src/forest/mod.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct ForestInner<T: TreeTypes, R> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) registry: Registry,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ForestInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `boxed` is never used
[INFO] [stdout]   --> src/util.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub(crate) trait IterExt<'a>
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn boxed(self) -> BoxedIter<'a, Self::Item> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `registry` is never read
[INFO] [stdout]   --> src/forest/mod.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct ForestInner<T: TreeTypes, R> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) registry: Registry,
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ForestInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `boxed` is never used
[INFO] [stdout]   --> src/util.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub(crate) trait IterExt<'a>
[INFO] [stdout]    |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn boxed(self) -> BoxedIter<'a, Self::Item> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.04s
[INFO] running `Command { std: "docker" "inspect" "ad57cd1a2952e25dae267398f186b657118072c1d2ebfaf2cb050ca28629f3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad57cd1a2952e25dae267398f186b657118072c1d2ebfaf2cb050ca28629f3ff", kill_on_drop: false }`
[INFO] [stdout] ad57cd1a2952e25dae267398f186b657118072c1d2ebfaf2cb050ca28629f3ff
