[INFO] fetching crate wasmer-cache 2.0.0...
[INFO] checking wasmer-cache-2.0.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate wasmer-cache 2.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wasmer-cache 2.0.0 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 crates.io crate wasmer-cache 2.0.0
[INFO] finished tweaking crates.io crate wasmer-cache 2.0.0
[INFO] tweaked toml for crates.io crate wasmer-cache 2.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 521e54b856daf7ac876f0920b60be7abd01a88a29fd3b9cbd56c0e7c9d54f4ab
[INFO] running `Command { std: "docker" "start" "-a" "521e54b856daf7ac876f0920b60be7abd01a88a29fd3b9cbd56c0e7c9d54f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "521e54b856daf7ac876f0920b60be7abd01a88a29fd3b9cbd56c0e7c9d54f4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521e54b856daf7ac876f0920b60be7abd01a88a29fd3b9cbd56c0e7c9d54f4ab", kill_on_drop: false }`
[INFO] [stdout] 521e54b856daf7ac876f0920b60be7abd01a88a29fd3b9cbd56c0e7c9d54f4ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e1752482dc2ea025c98fc8336ab6566c82fbdb53c63313b13cb4b22f6eca3afa
[INFO] running `Command { std: "docker" "start" "-a" "e1752482dc2ea025c98fc8336ab6566c82fbdb53c63313b13cb4b22f6eca3afa", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking wasmparser v0.78.2
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling wasmer-vm v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling rkyv_derive v0.6.7
[INFO] [stderr]    Compiling wasmer-derive v2.0.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling dynasm v1.1.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking loupe v0.1.3
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking rkyv v0.6.7
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking wasmer-types v2.0.0
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking wasmer-compiler v2.0.0
[INFO] [stderr]     Checking wasmer-engine v2.0.0
[INFO] [stderr]     Checking wasmer-object v2.0.0
[INFO] [stderr]     Checking wasmer v2.0.0
[INFO] [stderr]     Checking wasmer-engine-universal v2.0.0
[INFO] [stderr]     Checking wasmer-engine-dylib v2.0.0
[INFO] [stderr]     Checking dynasmrt v1.1.0
[INFO] [stderr]     Checking wasmer-compiler-singlepass v2.0.0
[INFO] [stderr]     Checking wasmer-cache v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Native`
[INFO] [stdout]   --> benches/bench_filesystem_cache.rs:57:29
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let store = Store::new(&Native::new(compiler).engine());
[INFO] [stdout]    |                             ^^^^^^ use of undeclared type `Native`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Native`
[INFO] [stdout]   --> benches/bench_filesystem_cache.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let store = Store::new(&Native::new(compiler).engine());
[INFO] [stdout]    |                             ^^^^^^ use of undeclared type `Native`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/bench_filesystem_cache.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::distributions::Alphanumeric`
[INFO] [stdout]  --> benches/bench_filesystem_cache.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::distributions::Alphanumeric;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread_rng`
[INFO] [stdout]  --> benches/bench_filesystem_cache.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasmer_engine_dylib::Dylib`
[INFO] [stdout]  --> benches/bench_filesystem_cache.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use wasmer_engine_dylib::Dylib;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasmer-cache` due to 3 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e1752482dc2ea025c98fc8336ab6566c82fbdb53c63313b13cb4b22f6eca3afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1752482dc2ea025c98fc8336ab6566c82fbdb53c63313b13cb4b22f6eca3afa", kill_on_drop: false }`
[INFO] [stdout] e1752482dc2ea025c98fc8336ab6566c82fbdb53c63313b13cb4b22f6eca3afa