[INFO] fetching crate tc-collection 0.2.0...
[INFO] checking tc-collection-0.2.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate tc-collection 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate tc-collection 0.2.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-collection 0.2.0
[INFO] finished tweaking crates.io crate tc-collection 0.2.0
[INFO] tweaked toml for crates.io crate tc-collection 0.2.0 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tbon v0.5.2
[INFO] [stderr]   Downloaded tcgeneric v0.8.1
[INFO] [stderr]   Downloaded get-size-derive v0.1.3
[INFO] [stderr]   Downloaded async-hash v0.5.3
[INFO] [stderr]   Downloaded tc-error v0.9.0
[INFO] [stderr]   Downloaded get-size v0.1.4
[INFO] [stderr]   Downloaded tc-value v0.10.0
[INFO] [stderr]   Downloaded transpose v0.2.3
[INFO] [stderr]   Downloaded txn_lock v0.8.1
[INFO] [stderr]   Downloaded freqfs v0.9.1
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[INFO] [stderr]   Downloaded pathlink v0.2.2
[INFO] [stderr]   Downloaded email-address-parser v2.0.0
[INFO] [stderr]   Downloaded hr-id v0.5.1
[INFO] [stderr]   Downloaded destream v0.7.3
[INFO] [stderr]   Downloaded b-table v0.2.1
[INFO] [stderr]   Downloaded attribute-derive-macro v0.6.1
[INFO] [stderr]   Downloaded collate v0.4.1
[INFO] [stderr]   Downloaded ha-ndarray v0.2.0
[INFO] [stderr]   Downloaded b-tree v0.3.1
[INFO] [stderr]   Downloaded txfs v0.2.1
[INFO] [stderr]   Downloaded tc-scalar v0.2.0
[INFO] [stderr]   Downloaded ds-ext v0.1.7
[INFO] [stderr]   Downloaded tc-transact v0.18.0
[INFO] [stderr]   Downloaded number-general v0.11.1
[INFO] [stderr]   Downloaded attribute-derive v0.6.1
[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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a81e077c492324fa2ed993579c76473b6f955c85d6c0c5dc8be6032c0796dbdd
[INFO] running `Command { std: "docker" "start" "-a" "a81e077c492324fa2ed993579c76473b6f955c85d6c0c5dc8be6032c0796dbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a81e077c492324fa2ed993579c76473b6f955c85d6c0c5dc8be6032c0796dbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81e077c492324fa2ed993579c76473b6f955c85d6c0c5dc8be6032c0796dbdd", kill_on_drop: false }`
[INFO] [stdout] a81e077c492324fa2ed993579c76473b6f955c85d6c0c5dc8be6032c0796dbdd
[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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9426c8290bf78b91ad6cc5d525cf80991c135ed0edf09f22901290e57ff84b3d
[INFO] running `Command { std: "docker" "start" "-a" "9426c8290bf78b91ad6cc5d525cf80991c135ed0edf09f22901290e57ff84b3d", kill_on_drop: false }`
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[INFO] [stderr]     Checking tc-transact v0.18.0
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[INFO] [stderr]     Checking tc-collection v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LoadHandler` is never constructed
[INFO] [stdout]    --> src/table/public.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 | struct LoadHandler;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `const_div` and `log` are never used
[INFO] [stdout]    --> src/tensor/complex.rs:270:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub(crate) trait ComplexMath: ComplexUnary + Clone {
[INFO] [stdout]     |                  ----------- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 270 |     fn const_div(this: Number, that: (Self, Self)) -> TCResult<(Self, Self)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     fn log(this: (Self, Self), that: (Self, Self)) -> TCResult<(Self, Self)> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `futures::Future` trait object that must be used
[INFO] [stdout]    --> src/lib.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 330 |     versions.delete(txn_id);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LoadHandler` is never constructed
[INFO] [stdout]    --> src/table/public.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 | struct LoadHandler;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `const_div` and `log` are never used
[INFO] [stdout]    --> src/tensor/complex.rs:270:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub(crate) trait ComplexMath: ComplexUnary + Clone {
[INFO] [stdout]     |                  ----------- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 270 |     fn const_div(this: Number, that: (Self, Self)) -> TCResult<(Self, Self)> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     fn log(this: (Self, Self), that: (Self, Self)) -> TCResult<(Self, Self)> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused pinned boxed `futures::Future` trait object that must be used
[INFO] [stdout]    --> src/lib.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 330 |     versions.delete(txn_id);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.47s
[INFO] running `Command { std: "docker" "inspect" "9426c8290bf78b91ad6cc5d525cf80991c135ed0edf09f22901290e57ff84b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9426c8290bf78b91ad6cc5d525cf80991c135ed0edf09f22901290e57ff84b3d", kill_on_drop: false }`
[INFO] [stdout] 9426c8290bf78b91ad6cc5d525cf80991c135ed0edf09f22901290e57ff84b3d
