[INFO] fetching crate thinnable 0.3.3...
[INFO] testing thinnable-0.3.3 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate thinnable 0.3.3 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate thinnable 0.3.3 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fea99cbec485271620ce30d522dffe5512779cff6f69df863bbcf85eed1f0ee3
[INFO] running `Command { std: "docker" "start" "-a" "fea99cbec485271620ce30d522dffe5512779cff6f69df863bbcf85eed1f0ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea99cbec485271620ce30d522dffe5512779cff6f69df863bbcf85eed1f0ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea99cbec485271620ce30d522dffe5512779cff6f69df863bbcf85eed1f0ee3", kill_on_drop: false }`
[INFO] [stdout] fea99cbec485271620ce30d522dffe5512779cff6f69df863bbcf85eed1f0ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca32a95514829a149207aee9dcd6223ef360907698a9e8f68cec9399ac553a4f
[INFO] running `Command { std: "docker" "start" "-a" "ca32a95514829a149207aee9dcd6223ef360907698a9e8f68cec9399ac553a4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling thinnable v0.3.3 (/opt/rustwide/workdir)
[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: cannot satisfy `_: Thin`
[INFO] [stdout] note: required by a bound in `core::ptr::from_raw_parts_mut`
[INFO] [stdout]    --> /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ptr/metadata.rs:128:1
[INFO] [stdout] help: consider giving `data_address` an explicit type, where the type for type parameter `impl Thin` 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] [stderr] error: could not compile `thinnable` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ca32a95514829a149207aee9dcd6223ef360907698a9e8f68cec9399ac553a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca32a95514829a149207aee9dcd6223ef360907698a9e8f68cec9399ac553a4f", kill_on_drop: false }`
[INFO] [stdout] ca32a95514829a149207aee9dcd6223ef360907698a9e8f68cec9399ac553a4f