[INFO] fetching crate lovm2_core 0.4.8...
[INFO] checking lovm2_core-0.4.8 against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] extracting crate lovm2_core 0.4.8 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lovm2_core 0.4.8
[INFO] finished tweaking crates.io crate lovm2_core 0.4.8
[INFO] tweaked toml for crates.io crate lovm2_core 0.4.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lovm2_core 0.4.8 on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "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" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding dirs v3.0.2 (available: v6.0.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.14.0)
[INFO] [stderr]       Adding libloading v0.6.7 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11
[INFO] running `Command { std: "docker" "start" "f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]    Compiling lovm2_module v0.1.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lovm2_module-0.1.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in CURRENT_RUSTC_VERSION
[INFO] [stdout]   = note: superseded by `deref_patterns`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lovm2_module-0.1.0/src/args.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |                 syn::FnArg::Typed(syn::PatType {
[INFO] [stdout]    |                                   ------------ while parsing the fields for this pattern
[INFO] [stdout] 18 |                     box pat, box ty, ..
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lovm2_module-0.1.0/src/args.rs:33:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |                         syn::Type::Reference(syn::TypeReference {
[INFO] [stdout]    |                                              ------------------ while parsing the fields for this pattern
[INFO] [stdout] 33 |                             box elem,
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_patterns` have been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lovm2_module-0.1.0/src/ret.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 26 |             syn::ReturnType::Type(_, box ret) => {
[INFO] [stdout]    |                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lovm2_module-0.1.0/src/ret.rs:27:34
[INFO] [stdout]     |
[INFO] [stdout]  27 |                 ty = accept_type(&ret)?;
[INFO] [stdout]     |                      ----------- ^^^^ expected `&Type`, found `&ReturnType`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&syn::Type`
[INFO] [stdout]                found reference `&syn::ReturnType`
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lovm2_module-0.1.0/src/ret.rs:100:15
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub(crate) fn accept_type(ty: &syn::Type) -> GenResult<FunctionRet> {
[INFO] [stdout]     |               ^^^^^^^^^^^ --------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lovm2_module` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11", kill_on_drop: false }`
[INFO] [stdout] f6ac5e1ed756394d0ede57fe6afff2aad9ea981bd6182152a66c96894b96ea11
