[INFO] fetching crate wasmer-engine-universal 2.0.0...
[INFO] testing wasmer-engine-universal-2.0.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate wasmer-engine-universal 2.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate wasmer-engine-universal 2.0.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-engine-universal 2.0.0
[INFO] finished tweaking crates.io crate wasmer-engine-universal 2.0.0
[INFO] tweaked toml for crates.io crate wasmer-engine-universal 2.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa9d68416aed3f50dbede658826e5cae58f0c84332e141575bbf196eac24ce00
[INFO] running `Command { std: "docker" "start" "-a" "fa9d68416aed3f50dbede658826e5cae58f0c84332e141575bbf196eac24ce00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa9d68416aed3f50dbede658826e5cae58f0c84332e141575bbf196eac24ce00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9d68416aed3f50dbede658826e5cae58f0c84332e141575bbf196eac24ce00", kill_on_drop: false }`
[INFO] [stdout] fa9d68416aed3f50dbede658826e5cae58f0c84332e141575bbf196eac24ce00
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f35cb20964386bf4eebb5aa06baaa7be680d2c03865800c83aa374f8da52c9d7
[INFO] running `Command { std: "docker" "start" "-a" "f35cb20964386bf4eebb5aa06baaa7be680d2c03865800c83aa374f8da52c9d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling wasmer-vm v2.0.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling darling_core v0.13.0
[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 thiserror-impl v1.0.26
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling rkyv v0.6.7
[INFO] [stderr]    Compiling enumset v1.0.7
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling loupe v0.1.3
[INFO] [stderr]    Compiling wasmer-types v2.0.0
[INFO] [stderr]    Compiling wasmer-compiler v2.0.0
[INFO] [stderr]    Compiling wasmer-engine v2.0.0
[INFO] [stderr]    Compiling wasmer-engine-universal v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]  --> src/builder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     target: Option<Target>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]  --> src/builder.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     features: Option<Features>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.26s
[INFO] running `Command { std: "docker" "inspect" "f35cb20964386bf4eebb5aa06baaa7be680d2c03865800c83aa374f8da52c9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35cb20964386bf4eebb5aa06baaa7be680d2c03865800c83aa374f8da52c9d7", kill_on_drop: false }`
[INFO] [stdout] f35cb20964386bf4eebb5aa06baaa7be680d2c03865800c83aa374f8da52c9d7
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62060db8d9c2169a1826bfd3bcd50209e7f8805822b7706e0d7df15d84a86a5c
[INFO] running `Command { std: "docker" "start" "-a" "62060db8d9c2169a1826bfd3bcd50209e7f8805822b7706e0d7df15d84a86a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmer-engine-universal v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]  --> src/builder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     target: Option<Target>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]  --> src/builder.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     features: Option<Features>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]  --> src/builder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     target: Option<Target>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]  --> src/builder.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     features: Option<Features>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "62060db8d9c2169a1826bfd3bcd50209e7f8805822b7706e0d7df15d84a86a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62060db8d9c2169a1826bfd3bcd50209e7f8805822b7706e0d7df15d84a86a5c", kill_on_drop: false }`
[INFO] [stdout] 62060db8d9c2169a1826bfd3bcd50209e7f8805822b7706e0d7df15d84a86a5c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 725d7b64efbf3864ba10ec11ec890252ebfaa400ae12dd70bb1b512417ad6a15
[INFO] running `Command { std: "docker" "start" "-a" "725d7b64efbf3864ba10ec11ec890252ebfaa400ae12dd70bb1b512417ad6a15", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `target`
[INFO] [stderr]  --> src/builder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     target: Option<Target>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `features`
[INFO] [stderr]  --> src/builder.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     features: Option<Features>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `target`
[INFO] [stderr]  --> src/builder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     target: Option<Target>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `features`
[INFO] [stderr]  --> src/builder.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     features: Option<Features>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_engine_universal-49961e2bab9ec31e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests wasmer-engine-universal
[INFO] [stdout] test artifact::tests::test_pad_and_extend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "725d7b64efbf3864ba10ec11ec890252ebfaa400ae12dd70bb1b512417ad6a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725d7b64efbf3864ba10ec11ec890252ebfaa400ae12dd70bb1b512417ad6a15", kill_on_drop: false }`
[INFO] [stdout] 725d7b64efbf3864ba10ec11ec890252ebfaa400ae12dd70bb1b512417ad6a15