[INFO] cloning repository https://github.com/justinmoon/runlibtor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinmoon/runlibtor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Frunlibtor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Frunlibtor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c6424cdad9907a3729c8606c24b25b47f90c1d2
[INFO] checking justinmoon/runlibtor against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinmoon%2Frunlibtor" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/justinmoon/runlibtor on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/justinmoon/runlibtor
[INFO] finished tweaking git repo https://github.com/justinmoon/runlibtor
[INFO] tweaked toml for git repo https://github.com/justinmoon/runlibtor written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/justinmoon/runlibtor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/MagicalBitcoin/libtor`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded libtor-derive v0.1.1
[INFO] [stderr]   Downloaded autotools v0.2.2
[INFO] [stderr]   Downloaded libtor-sys v44.6.0+0.4.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a6b37a4b45eca00ab346a438176a6548d2e7f8159588ce99c37dafa342aeb36
[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" "5a6b37a4b45eca00ab346a438176a6548d2e7f8159588ce99c37dafa342aeb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a6b37a4b45eca00ab346a438176a6548d2e7f8159588ce99c37dafa342aeb36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a6b37a4b45eca00ab346a438176a6548d2e7f8159588ce99c37dafa342aeb36", kill_on_drop: false }`
[INFO] [stdout] 5a6b37a4b45eca00ab346a438176a6548d2e7f8159588ce99c37dafa342aeb36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0891ad3b6cf79b4d85ac78a571806b694417bca3afd26870081f3c57e2af483
[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" "b0891ad3b6cf79b4d85ac78a571806b694417bca3afd26870081f3c57e2af483", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling autotools v0.2.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libtor-sys v44.6.0+0.4.4.6
[INFO] [stderr]    Compiling libtor-derive v0.1.1
[INFO] [stderr]     Checking libtor v44.6.1+0.4.4.6 (https://github.com/MagicalBitcoin/libtor#1e0f520d)
[INFO] [stderr]     Checking runlibtor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | /     Tor::new()
[INFO] [stdout] 10 | |         .flag(TorFlag::DataDirectory("/tmp/tor-rust".into()))
[INFO] [stdout] 11 | |         .flag(TorFlag::SocksPort(19050))
[INFO] [stdout] 12 | |         .flag(TorFlag::HiddenServiceDir("/tmp/tor-rust/hs-dir".into()))
[INFO] [stdout] 13 | |         .flag(TorFlag::HiddenServiceVersion(HiddenServiceVersion::V3))
[INFO] [stdout] 14 | |         .flag(TorFlag::HiddenServicePort(TorAddress::Port(8000), None.into()))
[INFO] [stdout] 15 | |         .start();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | /     Tor::new()
[INFO] [stdout] 10 | |         .flag(TorFlag::DataDirectory("/tmp/tor-rust".into()))
[INFO] [stdout] 11 | |         .flag(TorFlag::SocksPort(19050))
[INFO] [stdout] 12 | |         .flag(TorFlag::HiddenServiceDir("/tmp/tor-rust/hs-dir".into()))
[INFO] [stdout] 13 | |         .flag(TorFlag::HiddenServiceVersion(HiddenServiceVersion::V3))
[INFO] [stdout] 14 | |         .flag(TorFlag::HiddenServicePort(TorAddress::Port(8000), None.into()))
[INFO] [stdout] 15 | |         .start();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 22s
[INFO] running `Command { std: "docker" "inspect" "b0891ad3b6cf79b4d85ac78a571806b694417bca3afd26870081f3c57e2af483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0891ad3b6cf79b4d85ac78a571806b694417bca3afd26870081f3c57e2af483", kill_on_drop: false }`
[INFO] [stdout] b0891ad3b6cf79b4d85ac78a571806b694417bca3afd26870081f3c57e2af483