[INFO] fetching crate force_copy 0.0.1...
[INFO] testing force_copy-0.0.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate force_copy 0.0.1 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate force_copy 0.0.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate force_copy 0.0.1
[INFO] finished tweaking crates.io crate force_copy 0.0.1
[INFO] tweaked toml for crates.io crate force_copy 0.0.1 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61707b01cf839a8dfcfb575419b3f33e3be21c927456d9ea074045ea0589730c
[INFO] running `Command { std: "docker" "start" "-a" "61707b01cf839a8dfcfb575419b3f33e3be21c927456d9ea074045ea0589730c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61707b01cf839a8dfcfb575419b3f33e3be21c927456d9ea074045ea0589730c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61707b01cf839a8dfcfb575419b3f33e3be21c927456d9ea074045ea0589730c", kill_on_drop: false }`
[INFO] [stdout] 61707b01cf839a8dfcfb575419b3f33e3be21c927456d9ea074045ea0589730c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbe13fa4f4aa31bc8c2f77df5dc5ea49295214f1f71313ffc36ae66cde721c8d
[INFO] running `Command { std: "docker" "start" "-a" "bbe13fa4f4aa31bc8c2f77df5dc5ea49295214f1f71313ffc36ae66cde721c8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling force_copy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:12:56
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct ForceCopy<T> where [(); std::mem::size_of::<T>() ]: {
[INFO] [stdout]    |                                                        ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:13:48
[INFO] [stdout]    |
[INFO] [stdout] 13 |     raw: [MaybeUninit<u8>; std::mem::size_of::<T>() ],
[INFO] [stdout]    |                                                ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:17:62
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T> Copy for ForceCopy<T> where [(); std::mem::size_of::<T>() ]: {}
[INFO] [stdout]    |                                                              ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:18:63
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T> Clone for ForceCopy<T> where [(); std::mem::size_of::<T>() ]: {
[INFO] [stdout]    |                                                               ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:22:53
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl<T> ForceCopy<T> where [(); std::mem::size_of::<T>() ]: {
[INFO] [stdout]    |                                                     ^ cannot perform const operation using `T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: use `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0204]: the trait `Copy` may not be implemented for this type
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     raw: [MaybeUninit<u8>; std::mem::size_of::<T>() ],
[INFO] [stdout]    |     ------------------------------------------------- this field does not implement `Copy`
[INFO] [stdout] ...
[INFO] [stdout] 17 | impl<T> Copy for ForceCopy<T> where [(); std::mem::size_of::<T>() ]: {}
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0204, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0204`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `force_copy` due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "bbe13fa4f4aa31bc8c2f77df5dc5ea49295214f1f71313ffc36ae66cde721c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbe13fa4f4aa31bc8c2f77df5dc5ea49295214f1f71313ffc36ae66cde721c8d", kill_on_drop: false }`
[INFO] [stdout] bbe13fa4f4aa31bc8c2f77df5dc5ea49295214f1f71313ffc36ae66cde721c8d