[INFO] fetching crate fce 0.1.1...
[INFO] checking fce-0.1.1 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate fce 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fce 0.1.1 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fce 0.1.1
[INFO] finished tweaking crates.io crate fce 0.1.1
[INFO] tweaked toml for crates.io crate fce 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfa658bef1523e5d5fec58a9fa98e5a386544b9d0fbec768f659a42ffafd9201
[INFO] running `Command { std: "docker" "start" "-a" "dfa658bef1523e5d5fec58a9fa98e5a386544b9d0fbec768f659a42ffafd9201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfa658bef1523e5d5fec58a9fa98e5a386544b9d0fbec768f659a42ffafd9201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa658bef1523e5d5fec58a9fa98e5a386544b9d0fbec768f659a42ffafd9201", kill_on_drop: false }`
[INFO] [stdout] dfa658bef1523e5d5fec58a9fa98e5a386544b9d0fbec768f659a42ffafd9201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d5e6e50db9c5d512998fbb881c14ea1c5811f59a0062883e94f299897441f73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d5e6e50db9c5d512998fbb881c14ea1c5811f59a0062883e94f299897441f73", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling cranelift-entity v0.59.0
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling inventory v0.1.8
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking safe-transmute v0.11.0
[INFO] [stderr]     Checking wasmparser v0.55.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]     Checking wast v8.0.0
[INFO] [stderr]     Checking cranelift-bforest v0.59.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]    Compiling blake3 v0.3.6
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking pwasm-utils v0.12.0
[INFO] [stderr]    Compiling wasmer-runtime-core-fl v0.17.0
[INFO] [stderr]    Compiling cranelift-codegen v0.59.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling inventory-impl v0.1.8
[INFO] [stderr]    Compiling walrus-macro v0.17.0
[INFO] [stderr]    Compiling typetag-impl v0.1.5
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking walrus v0.17.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking wasmer-interface-types-fl v0.17.0
[INFO] [stderr]     Checking typetag v0.1.5
[INFO] [stderr]     Checking fce-wit-interfaces v0.1.1
[INFO] [stderr]     Checking fce-wit-parser v0.1.3
[INFO] [stderr]     Checking wasmer-wasi-fl v0.17.0
[INFO] [stderr]     Checking wasmer-clif-fork-frontend v0.59.0
[INFO] [stderr]     Checking cranelift-native v0.59.0
[INFO] [stderr]     Checking wasmer-clif-fork-wasm v0.59.0
[INFO] [stderr]     Checking wasmer-clif-backend-fl v0.17.0
[INFO] [stderr]     Checking wasmer-runtime-fl v0.17.0
[INFO] [stderr]     Checking fce v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "4d5e6e50db9c5d512998fbb881c14ea1c5811f59a0062883e94f299897441f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d5e6e50db9c5d512998fbb881c14ea1c5811f59a0062883e94f299897441f73", kill_on_drop: false }`
[INFO] [stdout] 4d5e6e50db9c5d512998fbb881c14ea1c5811f59a0062883e94f299897441f73