[INFO] cloning repository https://github.com/sphynx/fdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sphynx/fdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Ffdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Ffdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae0b298f39060cfc9913074c8ab22bc4ef5d6028
[INFO] checking sphynx/fdb against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Ffdb" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sphynx/fdb on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sphynx/fdb
[INFO] finished tweaking git repo https://github.com/sphynx/fdb
[INFO] tweaked toml for git repo https://github.com/sphynx/fdb written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/sphynx/fdb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded rexpect v0.3.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de5d143e22bab82d2b693082dc75a51c3156d4514c6e769967cda6173f810c7d
[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" "de5d143e22bab82d2b693082dc75a51c3156d4514c6e769967cda6173f810c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de5d143e22bab82d2b693082dc75a51c3156d4514c6e769967cda6173f810c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5d143e22bab82d2b693082dc75a51c3156d4514c6e769967cda6173f810c7d", kill_on_drop: false }`
[INFO] [stdout] de5d143e22bab82d2b693082dc75a51c3156d4514c6e769967cda6173f810c7d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] 2cc7fe8ebbefed1d35fa65279bc13cc5335bc57d869deab944b1049ee08efd5f
[INFO] running `Command { std: "docker" "start" "-a" "2cc7fe8ebbefed1d35fa65279bc13cc5335bc57d869deab944b1049ee08efd5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking rexpect v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Checking fdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.08s
[INFO] running `Command { std: "docker" "inspect" "2cc7fe8ebbefed1d35fa65279bc13cc5335bc57d869deab944b1049ee08efd5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc7fe8ebbefed1d35fa65279bc13cc5335bc57d869deab944b1049ee08efd5f", kill_on_drop: false }`
[INFO] [stdout] 2cc7fe8ebbefed1d35fa65279bc13cc5335bc57d869deab944b1049ee08efd5f