[INFO] fetching crate unf 2.1.0...
[INFO] checking unf-2.1.0 against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] extracting crate unf 2.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate unf 2.1.0 on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unf 2.1.0
[INFO] finished tweaking crates.io crate unf 2.1.0
[INFO] tweaked toml for crates.io crate unf 2.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate unf 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rsfs v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "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] 07e69db56733604efb4f979d298ffda7250408bd990c2a68705e2391f522f6a6
[INFO] running `Command { std: "docker" "start" "-a" "07e69db56733604efb4f979d298ffda7250408bd990c2a68705e2391f522f6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07e69db56733604efb4f979d298ffda7250408bd990c2a68705e2391f522f6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e69db56733604efb4f979d298ffda7250408bd990c2a68705e2391f522f6a6", kill_on_drop: false }`
[INFO] [stdout] 07e69db56733604efb4f979d298ffda7250408bd990c2a68705e2391f522f6a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f2e7ba7cbcd1ba51a23ecd62e5535b7686c536f25840f72d4193b9808d4045
[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" "76f2e7ba7cbcd1ba51a23ecd62e5535b7686c536f25840f72d4193b9808d4045", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking deunicode v1.1.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking rsfs v0.4.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]     Checking promptly v0.3.0
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking unf v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "76f2e7ba7cbcd1ba51a23ecd62e5535b7686c536f25840f72d4193b9808d4045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f2e7ba7cbcd1ba51a23ecd62e5535b7686c536f25840f72d4193b9808d4045", kill_on_drop: false }`
[INFO] [stdout] 76f2e7ba7cbcd1ba51a23ecd62e5535b7686c536f25840f72d4193b9808d4045