[INFO] fetching crate thinnable 0.3.3...
[INFO] testing thinnable-0.3.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate thinnable 0.3.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate thinnable 0.3.3
[INFO] finished tweaking crates.io crate thinnable 0.3.3
[INFO] tweaked toml for crates.io crate thinnable 0.3.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate thinnable 0.3.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94865f95444a0bd50ac4cd0b7468bd2c74a1f12abc27a77434cfdfe911f33988
[INFO] running `Command { std: "docker" "start" "-a" "94865f95444a0bd50ac4cd0b7468bd2c74a1f12abc27a77434cfdfe911f33988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94865f95444a0bd50ac4cd0b7468bd2c74a1f12abc27a77434cfdfe911f33988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94865f95444a0bd50ac4cd0b7468bd2c74a1f12abc27a77434cfdfe911f33988", kill_on_drop: false }`
[INFO] [stdout] 94865f95444a0bd50ac4cd0b7468bd2c74a1f12abc27a77434cfdfe911f33988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e151e1730e68f88640f3eea4ba9cbd775c006ef85af6f990d8d72e2bede779d
[INFO] running `Command { std: "docker" "start" "-a" "5e151e1730e68f88640f3eea4ba9cbd775c006ef85af6f990d8d72e2bede779d", kill_on_drop: false }`
[INFO] [stderr]    Compiling thinnable v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `thinnable` (lib) due to 2 previous errors
[INFO] [stdout] error[E0282]: type annotations needed for `*const _`
[INFO] [stdout]    --> src/inner.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let data_address = ptr::addr_of!(self.0).cast();
[INFO] [stdout]     |             ^^^^^^^^^^^^   ---------------------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `data_address` an explicit type, where the type for type parameter `U` is specified
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let data_address: *const U = ptr::addr_of!(self.0).cast();
[INFO] [stdout]     |                         ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed for `*mut _`
[INFO] [stdout]    --> src/inner.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let data_address = ptr::addr_of_mut!(self.0).cast();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout] 130 |         let metadata = metadata(self);
[INFO] [stdout] 131 |         let ptr = ptr::from_raw_parts_mut(data_address, metadata);
[INFO] [stdout]     |                   ----------------------- ------------ type must be known at this point
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `Thin`
[INFO] [stdout] note: required by a bound in `core::ptr::from_raw_parts_mut`
[INFO] [stdout]    --> /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ptr/metadata.rs:129:0
[INFO] [stdout] help: consider giving `data_address` an explicit type, where the type for type parameter `U` is specified
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let data_address: *mut U = ptr::addr_of_mut!(self.0).cast();
[INFO] [stdout]     |                         ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0283.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e151e1730e68f88640f3eea4ba9cbd775c006ef85af6f990d8d72e2bede779d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e151e1730e68f88640f3eea4ba9cbd775c006ef85af6f990d8d72e2bede779d", kill_on_drop: false }`
[INFO] [stdout] 5e151e1730e68f88640f3eea4ba9cbd775c006ef85af6f990d8d72e2bede779d