[INFO] fetching crate wasmer-engine 2.2.0-rc2...
[INFO] testing wasmer-engine-2.2.0-rc2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate wasmer-engine 2.2.0-rc2 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate wasmer-engine 2.2.0-rc2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-engine 2.2.0-rc2
[INFO] finished tweaking crates.io crate wasmer-engine 2.2.0-rc2
[INFO] tweaked toml for crates.io crate wasmer-engine 2.2.0-rc2 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c1bc6d327ff89167ee3d25fa7c16dea99fbf0bf14c109514b7b5f5404fb061c
[INFO] running `Command { std: "docker" "start" "-a" "8c1bc6d327ff89167ee3d25fa7c16dea99fbf0bf14c109514b7b5f5404fb061c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c1bc6d327ff89167ee3d25fa7c16dea99fbf0bf14c109514b7b5f5404fb061c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1bc6d327ff89167ee3d25fa7c16dea99fbf0bf14c109514b7b5f5404fb061c", kill_on_drop: false }`
[INFO] [stdout] 8c1bc6d327ff89167ee3d25fa7c16dea99fbf0bf14c109514b7b5f5404fb061c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65e616b3373e2795475478d4cc89d9a279e5bb6deaa39376eb7fd3bd594e9dba
[INFO] running `Command { std: "docker" "start" "-a" "65e616b3373e2795475478d4cc89d9a279e5bb6deaa39376eb7fd3bd594e9dba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling bytecheck v0.6.7
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rkyv v0.7.33
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling region v3.0.0
[INFO] [stderr]    Compiling memmap2 v0.5.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling wasmer-vm v2.2.0-rc2
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.7
[INFO] [stderr]    Compiling rkyv_derive v0.7.33
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]    Compiling darling v0.13.1
[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 v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-compiler v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-engine v2.2.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.73s
[INFO] running `Command { std: "docker" "inspect" "65e616b3373e2795475478d4cc89d9a279e5bb6deaa39376eb7fd3bd594e9dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e616b3373e2795475478d4cc89d9a279e5bb6deaa39376eb7fd3bd594e9dba", kill_on_drop: false }`
[INFO] [stdout] 65e616b3373e2795475478d4cc89d9a279e5bb6deaa39376eb7fd3bd594e9dba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fee895633308fc1b3ae4d343050d85116cd0ee22cab6bc9984f6666c941d3651
[INFO] running `Command { std: "docker" "start" "-a" "fee895633308fc1b3ae4d343050d85116cd0ee22cab6bc9984f6666c941d3651", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmer-engine v2.2.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "fee895633308fc1b3ae4d343050d85116cd0ee22cab6bc9984f6666c941d3651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee895633308fc1b3ae4d343050d85116cd0ee22cab6bc9984f6666c941d3651", kill_on_drop: false }`
[INFO] [stdout] fee895633308fc1b3ae4d343050d85116cd0ee22cab6bc9984f6666c941d3651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20b9b1c8d7970a425f5b09512a6462c94527aa417388e4ddf2eca1ba89bb4292
[INFO] running `Command { std: "docker" "start" "-a" "20b9b1c8d7970a425f5b09512a6462c94527aa417388e4ddf2eca1ba89bb4292", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_engine-d1ab5be6fcdf7373)
[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] [stderr]    Doc-tests wasmer-engine
[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 (line 303) ... ok
[INFO] [stdout] test src/resolver.rs - resolver::ChainableNamedResolver::chain_front (line 318) ... ok
[INFO] [stdout] test src/resolver.rs - resolver::ChainableNamedResolver::chain_back (line 339) ... 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 1.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20b9b1c8d7970a425f5b09512a6462c94527aa417388e4ddf2eca1ba89bb4292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b9b1c8d7970a425f5b09512a6462c94527aa417388e4ddf2eca1ba89bb4292", kill_on_drop: false }`
[INFO] [stdout] 20b9b1c8d7970a425f5b09512a6462c94527aa417388e4ddf2eca1ba89bb4292