[INFO] fetching crate wasmer-cache 2.0.0-rc1...
[INFO] checking wasmer-cache-2.0.0-rc1 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate wasmer-cache 2.0.0-rc1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate wasmer-cache 2.0.0-rc1 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-cache 2.0.0-rc1
[INFO] finished tweaking crates.io crate wasmer-cache 2.0.0-rc1
[INFO] tweaked toml for crates.io crate wasmer-cache 2.0.0-rc1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66cd0954e7fcdac21e775a013f6322f60d5c85aed6ba8b06a581b327bce8617a
[INFO] running `Command { std: "docker" "start" "-a" "66cd0954e7fcdac21e775a013f6322f60d5c85aed6ba8b06a581b327bce8617a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66cd0954e7fcdac21e775a013f6322f60d5c85aed6ba8b06a581b327bce8617a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66cd0954e7fcdac21e775a013f6322f60d5c85aed6ba8b06a581b327bce8617a", kill_on_drop: false }`
[INFO] [stdout] 66cd0954e7fcdac21e775a013f6322f60d5c85aed6ba8b06a581b327bce8617a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e55a4f42eb552b2812ed9b5a15289c032a85c3e8ddef010d8757f3dbfc0153eb
[INFO] running `Command { std: "docker" "start" "-a" "e55a4f42eb552b2812ed9b5a15289c032a85c3e8ddef010d8757f3dbfc0153eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wasmer-vm v2.0.0-rc2
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.60
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling loupe-derive v0.1.2
[INFO] [stderr]    Compiling rkyv_derive v0.6.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling wasmer-derive v2.0.0-rc2
[INFO] [stderr]    Compiling dynasm v1.1.0
[INFO] [stderr]     Checking ptr_meta v0.1.3
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling enumset_derive v0.5.4
[INFO] [stderr]     Checking rkyv v0.6.7
[INFO] [stderr]     Checking enumset v1.0.6
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking dynasmrt v1.1.0
[INFO] [stderr]     Checking indexmap v1.6.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking loupe v0.1.2
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking wasmer-types v2.0.0-rc2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking wasmer-compiler v2.0.0-rc2
[INFO] [stderr]     Checking wasmer-engine v2.0.0-rc2
[INFO] [stderr]     Checking wasmer-object v2.0.0-rc2
[INFO] [stderr]     Checking wasmer-compiler-singlepass v2.0.0-rc2
[INFO] [stderr]     Checking wasmer v2.0.0-rc2
[INFO] [stderr]     Checking wasmer-engine-universal v2.0.0-rc2
[INFO] [stderr]     Checking wasmer-engine-dylib v2.0.0-rc2
[INFO] [stderr]     Checking wasmer-cache v2.0.0-rc1 (/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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e55a4f42eb552b2812ed9b5a15289c032a85c3e8ddef010d8757f3dbfc0153eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55a4f42eb552b2812ed9b5a15289c032a85c3e8ddef010d8757f3dbfc0153eb", kill_on_drop: false }`
[INFO] [stdout] e55a4f42eb552b2812ed9b5a15289c032a85c3e8ddef010d8757f3dbfc0153eb