[INFO] fetching crate galvanic-test 0.2.0...
[INFO] checking galvanic-test-0.2.0 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate galvanic-test 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate galvanic-test 0.2.0 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate galvanic-test 0.2.0
[INFO] finished tweaking crates.io crate galvanic-test 0.2.0
[INFO] tweaked toml for crates.io crate galvanic-test 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0c4261bd15bc1ee492a31b1b5433339d733f0d5938be56f9607fd3bd0f28e6e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b0c4261bd15bc1ee492a31b1b5433339d733f0d5938be56f9607fd3bd0f28e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0c4261bd15bc1ee492a31b1b5433339d733f0d5938be56f9607fd3bd0f28e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c4261bd15bc1ee492a31b1b5433339d733f0d5938be56f9607fd3bd0f28e6e", kill_on_drop: false }`
[INFO] [stdout] b0c4261bd15bc1ee492a31b1b5433339d733f0d5938be56f9607fd3bd0f28e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 903fcb7e0126ba4eeb7155c50ee8c2268c8a4c8b815221c599ddcc4f25706192
[INFO] running `Command { std: "docker" "start" "-a" "903fcb7e0126ba4eeb7155c50ee8c2268c8a4c8b815221c599ddcc4f25706192", kill_on_drop: false }`
[INFO] [stderr]     Checking galvanic-test v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn parameters() -> Option<Box<Iterator<Item = P>>>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = P>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn parameters() -> Option<Box<Iterator<Item = P>>>;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = P>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> src/lib.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait TestFixture<'param, P, R>: Drop
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> src/lib.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait TestFixture<'param, P, R>: Drop
[INFO] [stdout]    |                                      ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` on by default
[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 [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "903fcb7e0126ba4eeb7155c50ee8c2268c8a4c8b815221c599ddcc4f25706192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903fcb7e0126ba4eeb7155c50ee8c2268c8a4c8b815221c599ddcc4f25706192", kill_on_drop: false }`
[INFO] [stdout] 903fcb7e0126ba4eeb7155c50ee8c2268c8a4c8b815221c599ddcc4f25706192