[INFO] cloning repository https://github.com/nxnjz/RustBuster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nxnjz/RustBuster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnxnjz%2FRustBuster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnxnjz%2FRustBuster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 623499133cca2f3b66e66fa380a5be12d733639b
[INFO] building nxnjz/RustBuster against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnxnjz%2FRustBuster" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nxnjz/RustBuster on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nxnjz/RustBuster
[INFO] finished tweaking git repo https://github.com/nxnjz/RustBuster
[INFO] tweaked toml for git repo https://github.com/nxnjz/RustBuster written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/nxnjz/RustBuster already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--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 tokio-sync v0.1.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.13
[INFO] [stderr]   Downloaded tokio v0.1.18
[INFO] [stderr]   Downloaded unicase v2.3.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.43
[INFO] [stderr]   Downloaded openssl v0.10.20
[INFO] [stderr]   Downloaded console v0.7.5
[INFO] [stderr]   Downloaded cc v1.0.35
[INFO] [stderr]   Downloaded reqwest v0.9.15
[INFO] [stderr]   Downloaded cookie v0.11.0
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] [stderr]   Downloaded syn v0.15.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b016d9a85e2aa973151872dbddf5b8eb206ad21f315b4d3eed5c66aeb484df0
[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" "4b016d9a85e2aa973151872dbddf5b8eb206ad21f315b4d3eed5c66aeb484df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b016d9a85e2aa973151872dbddf5b8eb206ad21f315b4d3eed5c66aeb484df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b016d9a85e2aa973151872dbddf5b8eb206ad21f315b4d3eed5c66aeb484df0", kill_on_drop: false }`
[INFO] [stdout] 4b016d9a85e2aa973151872dbddf5b8eb206ad21f315b4d3eed5c66aeb484df0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08210ea24c3abd48a0f87ed6279720d41fd789892005d72c565dd4fc8a966438
[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" "08210ea24c3abd48a0f87ed6279720d41fd789892005d72c565dd4fc8a966438", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling tokio-sync v0.1.4
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-threadpool v0.1.13
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling console v0.7.5
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling h2 v0.1.18
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling hyper v0.12.27
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling cookie_store v0.5.1
[INFO] [stderr]    Compiling reqwest v0.9.15
[INFO] [stderr]    Compiling rustbuster v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         x.write_all(found_urls.lock().unwrap().as_bytes());
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.16s
[INFO] running `Command { std: "docker" "inspect" "08210ea24c3abd48a0f87ed6279720d41fd789892005d72c565dd4fc8a966438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08210ea24c3abd48a0f87ed6279720d41fd789892005d72c565dd4fc8a966438", kill_on_drop: false }`
[INFO] [stdout] 08210ea24c3abd48a0f87ed6279720d41fd789892005d72c565dd4fc8a966438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--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] a421a42842d077365144a2aa13fdfad4bacdcd7d93043e7cf4a383ea9b871af5
[INFO] running `Command { std: "docker" "start" "-a" "a421a42842d077365144a2aa13fdfad4bacdcd7d93043e7cf4a383ea9b871af5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustbuster v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         x.write_all(found_urls.lock().unwrap().as_bytes());
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "a421a42842d077365144a2aa13fdfad4bacdcd7d93043e7cf4a383ea9b871af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a421a42842d077365144a2aa13fdfad4bacdcd7d93043e7cf4a383ea9b871af5", kill_on_drop: false }`
[INFO] [stdout] a421a42842d077365144a2aa13fdfad4bacdcd7d93043e7cf4a383ea9b871af5
