[INFO] fetching crate rusty_dashed 0.2.3...
[INFO] testing rusty_dashed-0.2.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rusty_dashed 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rusty_dashed 0.2.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty_dashed 0.2.3
[INFO] finished tweaking crates.io crate rusty_dashed 0.2.3
[INFO] tweaked toml for crates.io crate rusty_dashed 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rusty_dashed 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded includedir_codegen v0.2.2
[INFO] [stderr]   Downloaded includedir v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 339af667d102fc8a08b5641f1ad79a9d661d3c973d6129c485316bbe098b60cf
[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" "339af667d102fc8a08b5641f1ad79a9d661d3c973d6129c485316bbe098b60cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "339af667d102fc8a08b5641f1ad79a9d661d3c973d6129c485316bbe098b60cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339af667d102fc8a08b5641f1ad79a9d661d3c973d6129c485316bbe098b60cf", kill_on_drop: false }`
[INFO] [stdout] 339af667d102fc8a08b5641f1ad79a9d661d3c973d6129c485316bbe098b60cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef97c6e93ef8a863ebc4d8415d4f5e39ef0db0beafedb3fa24cab8d485961abe
[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" "ef97c6e93ef8a863ebc4d8415d4f5e39ef0db0beafedb3fa24cab8d485961abe", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling sequence_trie v0.0.13
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling tinyvec v1.0.1
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling unicode-normalization v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling includedir_codegen v0.2.2
[INFO] [stderr]    Compiling includedir v0.2.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rusty_dashed v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling ws v0.5.3
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling mount v0.2.1
[INFO] [stderr]    Compiling staticfile v0.3.1
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ws_server.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / lazy_static! {
[INFO] [stdout] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ws_server.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / lazy_static! {
[INFO] [stdout] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.42s
[INFO] running `Command { std: "docker" "inspect" "ef97c6e93ef8a863ebc4d8415d4f5e39ef0db0beafedb3fa24cab8d485961abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef97c6e93ef8a863ebc4d8415d4f5e39ef0db0beafedb3fa24cab8d485961abe", kill_on_drop: false }`
[INFO] [stdout] ef97c6e93ef8a863ebc4d8415d4f5e39ef0db0beafedb3fa24cab8d485961abe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d60f26d2d95bdbbc1b87669cf5582684949d2c00d6c5dba69f56ff3351734b4
[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" "3d60f26d2d95bdbbc1b87669cf5582684949d2c00d6c5dba69f56ff3351734b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ws_server.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / lazy_static! {
[INFO] [stdout] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ws_server.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / lazy_static! {
[INFO] [stdout] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty_dashed v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustc_serialize::json`
[INFO] [stdout]  --> examples/dashboard.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rustc_serialize::json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ws_server.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / lazy_static! {
[INFO] [stdout] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ws_server.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / lazy_static! {
[INFO] [stdout] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "3d60f26d2d95bdbbc1b87669cf5582684949d2c00d6c5dba69f56ff3351734b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d60f26d2d95bdbbc1b87669cf5582684949d2c00d6c5dba69f56ff3351734b4", kill_on_drop: false }`
[INFO] [stdout] 3d60f26d2d95bdbbc1b87669cf5582684949d2c00d6c5dba69f56ff3351734b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e42e9fa83055717273ca69eb0b0d665172138a5b70f2232e65ac29a782e7716
[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" "2e42e9fa83055717273ca69eb0b0d665172138a5b70f2232e65ac29a782e7716", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/ws_server.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / lazy_static! {
[INFO] [stderr] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/ws_server.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / lazy_static! {
[INFO] [stderr] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/ws_server.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / lazy_static! {
[INFO] [stderr] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/ws_server.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr] 9  | / lazy_static! {
[INFO] [stderr] 10 | |     static ref SENDER: Mutex<Sender<String>> = Mutex::new(WsServer::start_ws());
[INFO] [stderr] 11 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustc_serialize::json`
[INFO] [stderr]  --> examples/dashboard.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustc_serialize::json;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_dashed-668c42321f20ca31
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rusty_dashed
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e42e9fa83055717273ca69eb0b0d665172138a5b70f2232e65ac29a782e7716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e42e9fa83055717273ca69eb0b0d665172138a5b70f2232e65ac29a782e7716", kill_on_drop: false }`
[INFO] [stdout] 2e42e9fa83055717273ca69eb0b0d665172138a5b70f2232e65ac29a782e7716