[INFO] fetching crate huniq 2.3.0...
[INFO] checking huniq-2.3.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate huniq 2.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate huniq 2.3.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate huniq 2.3.0
[INFO] finished tweaking crates.io crate huniq 2.3.0
[INFO] tweaked toml for crates.io crate huniq 2.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate huniq 2.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysconf v0.3.4
[INFO] [stderr]   Downloaded jobserver v0.1.19
[INFO] [stderr]   Downloaded shell-words v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0936340a851bc50166f8ee9dae1ca6268791dcc6ab4d1d563a3927d04247a22a
[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" "0936340a851bc50166f8ee9dae1ca6268791dcc6ab4d1d563a3927d04247a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0936340a851bc50166f8ee9dae1ca6268791dcc6ab4d1d563a3927d04247a22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0936340a851bc50166f8ee9dae1ca6268791dcc6ab4d1d563a3927d04247a22a", kill_on_drop: false }`
[INFO] [stdout] 0936340a851bc50166f8ee9dae1ca6268791dcc6ab4d1d563a3927d04247a22a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11fe2766da2b8f8cbe8fedcaeb58b4c7f28105a288d57db19ef89601f50b552e
[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" "11fe2766da2b8f8cbe8fedcaeb58b4c7f28105a288d57db19ef89601f50b552e", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling jobserver v0.1.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]     Checking sysconf v0.3.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling huniq v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.36s
[INFO] running `Command { std: "docker" "inspect" "11fe2766da2b8f8cbe8fedcaeb58b4c7f28105a288d57db19ef89601f50b552e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11fe2766da2b8f8cbe8fedcaeb58b4c7f28105a288d57db19ef89601f50b552e", kill_on_drop: false }`
[INFO] [stdout] 11fe2766da2b8f8cbe8fedcaeb58b4c7f28105a288d57db19ef89601f50b552e