[INFO] fetching crate eng-wasm-derive 0.1.7...
[INFO] checking eng-wasm-derive-0.1.7 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate eng-wasm-derive 0.1.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate eng-wasm-derive 0.1.7 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eng-wasm-derive 0.1.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate eng-wasm-derive 0.1.7
[INFO] tweaked toml for crates.io crate eng-wasm-derive 0.1.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate eng-wasm-derive 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d2c492c5e1987258e39e80f9f04d85e34f3c5d954186041131b6304a011dea4
[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" "4d2c492c5e1987258e39e80f9f04d85e34f3c5d954186041131b6304a011dea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d2c492c5e1987258e39e80f9f04d85e34f3c5d954186041131b6304a011dea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2c492c5e1987258e39e80f9f04d85e34f3c5d954186041131b6304a011dea4", kill_on_drop: false }`
[INFO] [stdout] 4d2c492c5e1987258e39e80f9f04d85e34f3c5d954186041131b6304a011dea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce6b332724d8f1de5f15ddfb68688230698ba6acbc1ea83f9f2c4287f2d36364
[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" "ce6b332724d8f1de5f15ddfb68688230698ba6acbc1ea83f9f2c4287f2d36364", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling uint v0.4.1
[INFO] [stderr]     Checking uint v0.6.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling parse-display-derive v0.1.1
[INFO] [stderr]     Checking parse-display v0.1.1
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking eng-pwasm-abi v0.3.2
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking eng-wasm v0.1.6
[INFO] [stderr]     Checking ethabi v6.1.0
[INFO] [stderr]     Checking eng-wasm-derive v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "ce6b332724d8f1de5f15ddfb68688230698ba6acbc1ea83f9f2c4287f2d36364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6b332724d8f1de5f15ddfb68688230698ba6acbc1ea83f9f2c4287f2d36364", kill_on_drop: false }`
[INFO] [stdout] ce6b332724d8f1de5f15ddfb68688230698ba6acbc1ea83f9f2c4287f2d36364