[INFO] fetching crate romy-wasmer 0.2.0...
[INFO] checking romy-wasmer-0.2.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate romy-wasmer 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate romy-wasmer 0.2.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate romy-wasmer 0.2.0
[INFO] finished tweaking crates.io crate romy-wasmer 0.2.0
[INFO] tweaked toml for crates.io crate romy-wasmer 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 680d5dce6e2a47c929ec5b51e95086442f00977438cdf29e15dae5260dd69b9e
[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" "680d5dce6e2a47c929ec5b51e95086442f00977438cdf29e15dae5260dd69b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "680d5dce6e2a47c929ec5b51e95086442f00977438cdf29e15dae5260dd69b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680d5dce6e2a47c929ec5b51e95086442f00977438cdf29e15dae5260dd69b9e", kill_on_drop: false }`
[INFO] [stdout] 680d5dce6e2a47c929ec5b51e95086442f00977438cdf29e15dae5260dd69b9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f5a7314a0939107b0a721bb71c44dcd42a5dcb66ae587a5cead4cb917fd60cb4
[INFO] running `Command { std: "docker" "start" "-a" "f5a7314a0939107b0a721bb71c44dcd42a5dcb66ae587a5cead4cb917fd60cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.44.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling cranelift-entity v0.44.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking wasmparser v0.39.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.44.0
[INFO] [stderr]     Checking cranelift-bforest v0.44.0
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[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 wasmer-runtime-core v0.12.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]    Compiling cranelift-codegen v0.44.0
[INFO] [stderr]     Checking romy-core v0.2.0
[INFO] [stderr]     Checking wasmer-clif-fork-frontend v0.44.0
[INFO] [stderr]     Checking cranelift-native v0.44.0
[INFO] [stderr]     Checking wasmer-clif-fork-wasm v0.44.0
[INFO] [stderr]     Checking wasmer-clif-backend v0.12.0
[INFO] [stderr]     Checking wasmer-runtime v0.12.0
[INFO] [stderr]     Checking romy-wasmer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "f5a7314a0939107b0a721bb71c44dcd42a5dcb66ae587a5cead4cb917fd60cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5a7314a0939107b0a721bb71c44dcd42a5dcb66ae587a5cead4cb917fd60cb4", kill_on_drop: false }`
[INFO] [stdout] f5a7314a0939107b0a721bb71c44dcd42a5dcb66ae587a5cead4cb917fd60cb4