[INFO] fetching crate generator-combinator 0.4.0...
[INFO] checking generator-combinator-0.4.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate generator-combinator 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate generator-combinator 0.4.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generator-combinator 0.4.0
[INFO] finished tweaking crates.io crate generator-combinator 0.4.0
[INFO] tweaked toml for crates.io crate generator-combinator 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate generator-combinator 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.6.0
[INFO] [stderr]   Downloaded rand v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa2003c57904cbc95060555b8ca6f9412f0bd29db6b4b5145914b13023adadeb
[INFO] running `Command { std: "docker" "start" "-a" "fa2003c57904cbc95060555b8ca6f9412f0bd29db6b4b5145914b13023adadeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa2003c57904cbc95060555b8ca6f9412f0bd29db6b4b5145914b13023adadeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2003c57904cbc95060555b8ca6f9412f0bd29db6b4b5145914b13023adadeb", kill_on_drop: false }`
[INFO] [stdout] fa2003c57904cbc95060555b8ca6f9412f0bd29db6b4b5145914b13023adadeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13edb72d549314188e29db04d4b383b006224fe21c87182f477f68d2c8511439
[INFO] running `Command { std: "docker" "start" "-a" "13edb72d549314188e29db04d4b383b006224fe21c87182f477f68d2c8511439", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking generator-combinator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "13edb72d549314188e29db04d4b383b006224fe21c87182f477f68d2c8511439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13edb72d549314188e29db04d4b383b006224fe21c87182f477f68d2c8511439", kill_on_drop: false }`
[INFO] [stdout] 13edb72d549314188e29db04d4b383b006224fe21c87182f477f68d2c8511439