[INFO] fetching crate littlewing 0.6.0...
[INFO] checking littlewing-0.6.0 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate littlewing 0.6.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate littlewing 0.6.0 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate littlewing 0.6.0
[INFO] finished tweaking crates.io crate littlewing 0.6.0
[INFO] tweaked toml for crates.io crate littlewing 0.6.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate littlewing 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7162f6d55c046a44d7ddcda84abcab496b9c5c8eb406c2544ef86a4a9e4de309
[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" "7162f6d55c046a44d7ddcda84abcab496b9c5c8eb406c2544ef86a4a9e4de309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7162f6d55c046a44d7ddcda84abcab496b9c5c8eb406c2544ef86a4a9e4de309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7162f6d55c046a44d7ddcda84abcab496b9c5c8eb406c2544ef86a4a9e4de309", kill_on_drop: false }`
[INFO] [stdout] 7162f6d55c046a44d7ddcda84abcab496b9c5c8eb406c2544ef86a4a9e4de309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+05c8870159e4f328578a970e125aa76d24f03b56" "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] 999746ac2b589e5edf645eb83cc39e0981998e86ffa199c9367e5c8d66f65b27
[INFO] running `Command { std: "docker" "start" "-a" "999746ac2b589e5edf645eb83cc39e0981998e86ffa199c9367e5c8d66f65b27", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking libc v0.2.66
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking rustyline v5.0.5
[INFO] [stderr]     Checking littlewing v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.66s
[INFO] running `Command { std: "docker" "inspect" "999746ac2b589e5edf645eb83cc39e0981998e86ffa199c9367e5c8d66f65b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999746ac2b589e5edf645eb83cc39e0981998e86ffa199c9367e5c8d66f65b27", kill_on_drop: false }`
[INFO] [stdout] 999746ac2b589e5edf645eb83cc39e0981998e86ffa199c9367e5c8d66f65b27