[INFO] cloning repository https://github.com/pepyakin/rust-wasm-interp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pepyakin/rust-wasm-interp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Frust-wasm-interp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Frust-wasm-interp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6ba63fa8e03fe38ecaf2e8f99a8e78dd5919348
[INFO] checking pepyakin/rust-wasm-interp against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Frust-wasm-interp" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pepyakin/rust-wasm-interp on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pepyakin/rust-wasm-interp
[INFO] finished tweaking git repo https://github.com/pepyakin/rust-wasm-interp
[INFO] tweaked toml for git repo https://github.com/pepyakin/rust-wasm-interp written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/pepyakin/rust-wasm-interp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 779b1768ae96055e94b72dad56a163d5a7b71230da0b1d97a620a86d877ffcbd
[INFO] running `Command { std: "docker" "start" "-a" "779b1768ae96055e94b72dad56a163d5a7b71230da0b1d97a620a86d877ffcbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "779b1768ae96055e94b72dad56a163d5a7b71230da0b1d97a620a86d877ffcbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779b1768ae96055e94b72dad56a163d5a7b71230da0b1d97a620a86d877ffcbd", kill_on_drop: false }`
[INFO] [stdout] 779b1768ae96055e94b72dad56a163d5a7b71230da0b1d97a620a86d877ffcbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 286caef7f55daca5d7362305942d280e343562e5289f8ee95beb9302d8183ba4
[INFO] running `Command { std: "docker" "start" "-a" "286caef7f55daca5d7362305942d280e343562e5289f8ee95beb9302d8183ba4", kill_on_drop: false }`
[INFO] [stderr]     Checking wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:236:79
[INFO] [stdout]     |
[INFO] [stdout] 236 | pub fn instantiate<'a>(module: &ValidatedModule, imports: HashMap<String, &'a ImportResolver>) -> ModuleRef {
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:236:79
[INFO] [stdout]     |
[INFO] [stdout] 236 | pub fn instantiate<'a>(module: &ValidatedModule, imports: HashMap<String, &'a ImportResolver>) -> ModuleRef {
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/it_works.rs:106:57
[INFO] [stdout]     |
[INFO] [stdout] 106 |             imports.insert("env".into(), &externals as &ImportResolver);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/it_works.rs:106:57
[INFO] [stdout]     |
[INFO] [stdout] 106 |             imports.insert("env".into(), &externals as &ImportResolver);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/nested.rs:92:52
[INFO] [stdout]    |
[INFO] [stdout] 92 |             imports.insert("env".into(), inner as &ImportResolver);
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/nested.rs:223:57
[INFO] [stdout]     |
[INFO] [stdout] 223 |             imports.insert("env".into(), &externals as &ImportResolver);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/nested.rs:92:52
[INFO] [stdout]    |
[INFO] [stdout] 92 |             imports.insert("env".into(), inner as &ImportResolver);
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/nested.rs:223:57
[INFO] [stdout]     |
[INFO] [stdout] 223 |             imports.insert("env".into(), &externals as &ImportResolver);
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn ImportResolver`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 0.82s
[INFO] running `Command { std: "docker" "inspect" "286caef7f55daca5d7362305942d280e343562e5289f8ee95beb9302d8183ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "286caef7f55daca5d7362305942d280e343562e5289f8ee95beb9302d8183ba4", kill_on_drop: false }`
[INFO] [stdout] 286caef7f55daca5d7362305942d280e343562e5289f8ee95beb9302d8183ba4