[INFO] fetching crate exons 0.1.5...
[INFO] checking exons-0.1.5 against try#77ee4623672f6bca3e33ba60b6479de48d44b1f9 for pr-99217
[INFO] extracting crate exons 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate exons 0.1.5 on toolchain 77ee4623672f6bca3e33ba60b6479de48d44b1f9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exons 0.1.5
[INFO] finished tweaking crates.io crate exons 0.1.5
[INFO] tweaked toml for crates.io crate exons 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b5f40a0403868bd0de3c3a7bbe0801e21cee80b0fe59dacbd3f867f5c0c145
[INFO] running `Command { std: "docker" "start" "-a" "52b5f40a0403868bd0de3c3a7bbe0801e21cee80b0fe59dacbd3f867f5c0c145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b5f40a0403868bd0de3c3a7bbe0801e21cee80b0fe59dacbd3f867f5c0c145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b5f40a0403868bd0de3c3a7bbe0801e21cee80b0fe59dacbd3f867f5c0c145", kill_on_drop: false }`
[INFO] [stdout] 52b5f40a0403868bd0de3c3a7bbe0801e21cee80b0fe59dacbd3f867f5c0c145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fbfbe379c17c9abf526bc7b34b158cd2746386a70bcf1b6afd3e69dcd87a699
[INFO] running `Command { std: "docker" "start" "-a" "2fbfbe379c17c9abf526bc7b34b158cd2746386a70bcf1b6afd3e69dcd87a699", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking vector_utils v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling lz4-sys v1.9.3
[INFO] [stderr]     Checking string_utils v0.1.4
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking lz4 v1.23.3
[INFO] [stderr]     Checking io_utils v0.3.2
[INFO] [stderr]     Checking exons v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.18s
[INFO] running `Command { std: "docker" "inspect" "2fbfbe379c17c9abf526bc7b34b158cd2746386a70bcf1b6afd3e69dcd87a699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbfbe379c17c9abf526bc7b34b158cd2746386a70bcf1b6afd3e69dcd87a699", kill_on_drop: false }`
[INFO] [stdout] 2fbfbe379c17c9abf526bc7b34b158cd2746386a70bcf1b6afd3e69dcd87a699