[INFO] fetching crate wasmer-cache 2.2.0-rc2...
[INFO] testing wasmer-cache-2.2.0-rc2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate wasmer-cache 2.2.0-rc2 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate wasmer-cache 2.2.0-rc2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-cache 2.2.0-rc2
[INFO] finished tweaking crates.io crate wasmer-cache 2.2.0-rc2
[INFO] tweaked toml for crates.io crate wasmer-cache 2.2.0-rc2 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.8.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 260a72d20744fb66216e94885039f93fa8e7cbaaa90349eb0e38393afcba397a
[INFO] running `Command { std: "docker" "start" "-a" "260a72d20744fb66216e94885039f93fa8e7cbaaa90349eb0e38393afcba397a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260a72d20744fb66216e94885039f93fa8e7cbaaa90349eb0e38393afcba397a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260a72d20744fb66216e94885039f93fa8e7cbaaa90349eb0e38393afcba397a", kill_on_drop: false }`
[INFO] [stdout] 260a72d20744fb66216e94885039f93fa8e7cbaaa90349eb0e38393afcba397a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8bea9134deb76d1888c7b5763d96eabb03f99a76655d698aa90ca14c37bf1b2
[INFO] running `Command { std: "docker" "start" "-a" "c8bea9134deb76d1888c7b5763d96eabb03f99a76655d698aa90ca14c37bf1b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling bytecheck v0.6.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rkyv v0.7.33
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling wasmer-vm v2.2.0-rc2
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling region v3.0.0
[INFO] [stderr]    Compiling memmap2 v0.5.3
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling bytecheck_derive v0.6.7
[INFO] [stderr]    Compiling loupe-derive v0.1.3
[INFO] [stderr]    Compiling rkyv_derive v0.7.33
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling wasmer-derive v2.2.0-rc2
[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
[INFO] [stderr]    Compiling wasmer v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-cache v2.2.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.65s
[INFO] running `Command { std: "docker" "inspect" "c8bea9134deb76d1888c7b5763d96eabb03f99a76655d698aa90ca14c37bf1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8bea9134deb76d1888c7b5763d96eabb03f99a76655d698aa90ca14c37bf1b2", kill_on_drop: false }`
[INFO] [stdout] c8bea9134deb76d1888c7b5763d96eabb03f99a76655d698aa90ca14c37bf1b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec546504955330cd9216c9a00b19da5c87db4f8c7b7b2748129a739caefc5235
[INFO] running `Command { std: "docker" "start" "-a" "ec546504955330cd9216c9a00b19da5c87db4f8c7b7b2748129a739caefc5235", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling wasmparser v0.78.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling which v4.2.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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 loupe-derive v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling wasmer-derive v2.2.0-rc2
[INFO] [stderr]    Compiling dynasm v1.2.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[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 bytecheck v0.6.7
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.31
[INFO] [stderr]    Compiling enumset v1.0.8
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rkyv v0.7.33
[INFO] [stderr]    Compiling dynasmrt v1.2.1
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling loupe v0.1.3
[INFO] [stderr]    Compiling object v0.28.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling wasmer-types v2.2.0-rc2
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling wasmer-vm v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-compiler v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-engine v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-object v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-compiler-singlepass v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-engine-dylib v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-engine-universal v2.2.0-rc2
[INFO] [stderr]    Compiling wasmer-cache v2.2.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.50s
[INFO] running `Command { std: "docker" "inspect" "ec546504955330cd9216c9a00b19da5c87db4f8c7b7b2748129a739caefc5235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec546504955330cd9216c9a00b19da5c87db4f8c7b7b2748129a739caefc5235", kill_on_drop: false }`
[INFO] [stdout] ec546504955330cd9216c9a00b19da5c87db4f8c7b7b2748129a739caefc5235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 422fdf7708572d5a3068e4d0d6ce51338ac7dcdf5f72c13cec7d86feff5cdd14
[INFO] running `Command { std: "docker" "start" "-a" "422fdf7708572d5a3068e4d0d6ce51338ac7dcdf5f72c13cec7d86feff5cdd14", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_cache-f71a3c30ea2fa9d5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test hash::tests::hash_to_array_works ... 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] [stderr]    Doc-tests wasmer-cache
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/filesystem.rs - filesystem::FileSystemCache (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "422fdf7708572d5a3068e4d0d6ce51338ac7dcdf5f72c13cec7d86feff5cdd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422fdf7708572d5a3068e4d0d6ce51338ac7dcdf5f72c13cec7d86feff5cdd14", kill_on_drop: false }`
[INFO] [stdout] 422fdf7708572d5a3068e4d0d6ce51338ac7dcdf5f72c13cec7d86feff5cdd14