[INFO] fetching crate ngc 0.2.1...
[INFO] checking ngc-0.2.1 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate ngc 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ngc 0.2.1 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ngc 0.2.1
[INFO] finished tweaking crates.io crate ngc 0.2.1
[INFO] tweaked toml for crates.io crate ngc 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ngc 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7832dbfea4030318b3370e21296ffe2b8774f33fb336a1ada2fcc57c242db6bb
[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" "7832dbfea4030318b3370e21296ffe2b8774f33fb336a1ada2fcc57c242db6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7832dbfea4030318b3370e21296ffe2b8774f33fb336a1ada2fcc57c242db6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7832dbfea4030318b3370e21296ffe2b8774f33fb336a1ada2fcc57c242db6bb", kill_on_drop: false }`
[INFO] [stdout] 7832dbfea4030318b3370e21296ffe2b8774f33fb336a1ada2fcc57c242db6bb
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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] 5bac684f9007f3a2c65ec255f852db1ef062fc930b27ea3e9d6663113b0be6c0
[INFO] running `Command { std: "docker" "start" "-a" "5bac684f9007f3a2c65ec255f852db1ef062fc930b27ea3e9d6663113b0be6c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ngc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.20s
[INFO] running `Command { std: "docker" "inspect" "5bac684f9007f3a2c65ec255f852db1ef062fc930b27ea3e9d6663113b0be6c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bac684f9007f3a2c65ec255f852db1ef062fc930b27ea3e9d6663113b0be6c0", kill_on_drop: false }`
[INFO] [stdout] 5bac684f9007f3a2c65ec255f852db1ef062fc930b27ea3e9d6663113b0be6c0