[INFO] fetching crate ngc 0.2.1...
[INFO] checking ngc-0.2.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate ngc 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ngc 0.2.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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-4/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2228fb93a4e9420edcd6ec60019f807899baec4a236879e4c05db5311c688b8
[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" "f2228fb93a4e9420edcd6ec60019f807899baec4a236879e4c05db5311c688b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2228fb93a4e9420edcd6ec60019f807899baec4a236879e4c05db5311c688b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2228fb93a4e9420edcd6ec60019f807899baec4a236879e4c05db5311c688b8", kill_on_drop: false }`
[INFO] [stdout] f2228fb93a4e9420edcd6ec60019f807899baec4a236879e4c05db5311c688b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a46d8661e4e06765f9f06560b8676ebe468fe4a877d9ed502210f1025bf4b9fc
[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" "a46d8661e4e06765f9f06560b8676ebe468fe4a877d9ed502210f1025bf4b9fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[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 pest v2.1.1
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.12
[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 22.67s
[INFO] running `Command { std: "docker" "inspect" "a46d8661e4e06765f9f06560b8676ebe468fe4a877d9ed502210f1025bf4b9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46d8661e4e06765f9f06560b8676ebe468fe4a877d9ed502210f1025bf4b9fc", kill_on_drop: false }`
[INFO] [stdout] a46d8661e4e06765f9f06560b8676ebe468fe4a877d9ed502210f1025bf4b9fc