[INFO] fetching crate wasmer-engine 2.0.0...
[INFO] testing wasmer-engine-2.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate wasmer-engine 2.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wasmer-engine 2.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-engine 2.0.0
[INFO] finished tweaking crates.io crate wasmer-engine 2.0.0
[INFO] tweaked toml for crates.io crate wasmer-engine 2.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52106f4aeb91a7875cd672fa3429cc0225e3327b37f949e6ce722a5c7470e926
[INFO] running `Command { std: "docker" "start" "-a" "52106f4aeb91a7875cd672fa3429cc0225e3327b37f949e6ce722a5c7470e926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52106f4aeb91a7875cd672fa3429cc0225e3327b37f949e6ce722a5c7470e926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52106f4aeb91a7875cd672fa3429cc0225e3327b37f949e6ce722a5c7470e926", kill_on_drop: false }`
[INFO] [stdout] 52106f4aeb91a7875cd672fa3429cc0225e3327b37f949e6ce722a5c7470e926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15094f18b54b837d8c35fd3a6164ec43c7a568817e12896767882e12755e0c4c
[INFO] running `Command { std: "docker" "start" "-a" "15094f18b54b837d8c35fd3a6164ec43c7a568817e12896767882e12755e0c4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rkyv v0.6.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling wasmer-vm v2.0.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling rkyv_derive v0.6.7
[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 v1.0.30
[INFO] [stderr]    Compiling enumset v1.0.8
[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 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.71s
[INFO] running `Command { std: "docker" "inspect" "15094f18b54b837d8c35fd3a6164ec43c7a568817e12896767882e12755e0c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15094f18b54b837d8c35fd3a6164ec43c7a568817e12896767882e12755e0c4c", kill_on_drop: false }`
[INFO] [stdout] 15094f18b54b837d8c35fd3a6164ec43c7a568817e12896767882e12755e0c4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cc3a814a205b5ccea8b01129500758a869a46e79ab818f22dbcb311daf263a5
[INFO] running `Command { std: "docker" "start" "-a" "5cc3a814a205b5ccea8b01129500758a869a46e79ab818f22dbcb311daf263a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wasmer-engine v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.47s
[INFO] running `Command { std: "docker" "inspect" "5cc3a814a205b5ccea8b01129500758a869a46e79ab818f22dbcb311daf263a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc3a814a205b5ccea8b01129500758a869a46e79ab818f22dbcb311daf263a5", kill_on_drop: false }`
[INFO] [stdout] 5cc3a814a205b5ccea8b01129500758a869a46e79ab818f22dbcb311daf263a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db3818a95ac498038b6eba3e2293ca3598e83a8ae4b4bd056073cdda5b060089
[INFO] running `Command { std: "docker" "start" "-a" "db3818a95ac498038b6eba3e2293ca3598e83a8ae4b4bd056073cdda5b060089", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_engine-e0dfec1458047ce7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasmer-engine
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/resolver.rs - resolver::Resolver::resolve (line 30) ... ignored
[INFO] [stdout] test src/trap/frame_info.rs - trap::frame_info (line 7) ... ignored
[INFO] [stdout] test src/resolver.rs - resolver::ChainableNamedResolver::chain_back (line 339) ... ok
[INFO] [stdout] test src/resolver.rs - resolver::ChainableNamedResolver::chain_front (line 318) ... ok
[INFO] [stdout] test src/resolver.rs - resolver::ChainableNamedResolver (line 303) ... ok
[INFO] [stdout] test src/trap/error.rs - trap::error::RuntimeError::new (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db3818a95ac498038b6eba3e2293ca3598e83a8ae4b4bd056073cdda5b060089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3818a95ac498038b6eba3e2293ca3598e83a8ae4b4bd056073cdda5b060089", kill_on_drop: false }`
[INFO] [stdout] db3818a95ac498038b6eba3e2293ca3598e83a8ae4b4bd056073cdda5b060089