[INFO] fetching crate moleculec-go 0.1.3...
[INFO] checking moleculec-go-0.1.3 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate moleculec-go 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate moleculec-go 0.1.3 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moleculec-go 0.1.3
[INFO] finished tweaking crates.io crate moleculec-go 0.1.3
[INFO] tweaked toml for crates.io crate moleculec-go 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate moleculec-go 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded molecule v0.6.0
[INFO] [stderr]   Downloaded property v0.3.1
[INFO] [stderr]   Downloaded molecule-codegen v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 730042bfe8877cc8f5cbd76ca6f7e3f264904b71c5d1f50a48e6202312761eb5
[INFO] running `Command { std: "docker" "start" "-a" "730042bfe8877cc8f5cbd76ca6f7e3f264904b71c5d1f50a48e6202312761eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "730042bfe8877cc8f5cbd76ca6f7e3f264904b71c5d1f50a48e6202312761eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "730042bfe8877cc8f5cbd76ca6f7e3f264904b71c5d1f50a48e6202312761eb5", kill_on_drop: false }`
[INFO] [stdout] 730042bfe8877cc8f5cbd76ca6f7e3f264904b71c5d1f50a48e6202312761eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4e871f884d7e39abbfe0306884705c12ef414a86ec16c85ea258fc04fb7986b
[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" "e4e871f884d7e39abbfe0306884705c12ef414a86ec16c85ea258fc04fb7986b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking case v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking molecule v0.6.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling property v0.3.1
[INFO] [stderr]     Checking serde_yaml v0.8.12
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking molecule-codegen v0.6.0
[INFO] [stderr]     Checking moleculec-go v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "e4e871f884d7e39abbfe0306884705c12ef414a86ec16c85ea258fc04fb7986b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e871f884d7e39abbfe0306884705c12ef414a86ec16c85ea258fc04fb7986b", kill_on_drop: false }`
[INFO] [stdout] e4e871f884d7e39abbfe0306884705c12ef414a86ec16c85ea258fc04fb7986b