[INFO] fetching crate prolog_parser 0.8.68...
[INFO] checking prolog_parser-0.8.68 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate prolog_parser 0.8.68 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prolog_parser 0.8.68 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prolog_parser 0.8.68
[INFO] finished tweaking crates.io crate prolog_parser 0.8.68
[INFO] tweaked toml for crates.io crate prolog_parser 0.8.68 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0caf12982cae36850a58fde917acdada8f393be4c0cbb6a8dbeec68048ca75f
[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" "e0caf12982cae36850a58fde917acdada8f393be4c0cbb6a8dbeec68048ca75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0caf12982cae36850a58fde917acdada8f393be4c0cbb6a8dbeec68048ca75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0caf12982cae36850a58fde917acdada8f393be4c0cbb6a8dbeec68048ca75f", kill_on_drop: false }`
[INFO] [stdout] e0caf12982cae36850a58fde917acdada8f393be4c0cbb6a8dbeec68048ca75f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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] 65578792b3dbc2ee917bb1c85137cf488e746ff52a10808695c2499575cca049
[INFO] running `Command { std: "docker" "start" "-a" "65578792b3dbc2ee917bb1c85137cf488e746ff52a10808695c2499575cca049", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking unicode_reader v1.0.1
[INFO] [stderr]    Compiling lexical-core v0.4.8
[INFO] [stderr]    Compiling lexical v2.2.4
[INFO] [stderr]     Checking gmp-mpfr-sys v1.4.5
[INFO] [stderr]     Checking rug v1.12.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking prolog_parser v0.8.68 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.36s
[INFO] running `Command { std: "docker" "inspect" "65578792b3dbc2ee917bb1c85137cf488e746ff52a10808695c2499575cca049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65578792b3dbc2ee917bb1c85137cf488e746ff52a10808695c2499575cca049", kill_on_drop: false }`
[INFO] [stdout] 65578792b3dbc2ee917bb1c85137cf488e746ff52a10808695c2499575cca049