[INFO] fetching crate discord-rpc-client 0.3.0...
[INFO] testing discord-rpc-client-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate discord-rpc-client 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate discord-rpc-client 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discord-rpc-client 0.3.0
[INFO] finished tweaking crates.io crate discord-rpc-client 0.3.0
[INFO] tweaked toml for crates.io crate discord-rpc-client 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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 named_pipe v0.3.0
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53ffc2148c1a6a583266f4b0132edac51400487971a91ae9e1ffeb28662a5e7d
[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" "53ffc2148c1a6a583266f4b0132edac51400487971a91ae9e1ffeb28662a5e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ffc2148c1a6a583266f4b0132edac51400487971a91ae9e1ffeb28662a5e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ffc2148c1a6a583266f4b0132edac51400487971a91ae9e1ffeb28662a5e7d", kill_on_drop: false }`
[INFO] [stdout] 53ffc2148c1a6a583266f4b0132edac51400487971a91ae9e1ffeb28662a5e7d
[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" "+beta-2021-01-01" "build" "--frozen" "--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] 17d7dd00a23e15b462b5f1470674e5c8e03a88c9df8aa360c47fd2ecc3f92e73
[INFO] running `Command { std: "docker" "start" "-a" "17d7dd00a23e15b462b5f1470674e5c8e03a88c9df8aa360c47fd2ecc3f92e73", kill_on_drop: false }`
[INFO] [stderr]    Compiling discord-rpc-client v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Error::JsonError(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Error::Timeout(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "17d7dd00a23e15b462b5f1470674e5c8e03a88c9df8aa360c47fd2ecc3f92e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d7dd00a23e15b462b5f1470674e5c8e03a88c9df8aa360c47fd2ecc3f92e73", kill_on_drop: false }`
[INFO] [stdout] 17d7dd00a23e15b462b5f1470674e5c8e03a88c9df8aa360c47fd2ecc3f92e73
[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" "+beta-2021-01-01" "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] c95dc4c31f78a36fd022ea7dc85e72fc54b7e9819bca02b077089ebac9122b48
[INFO] running `Command { std: "docker" "start" "-a" "c95dc4c31f78a36fd022ea7dc85e72fc54b7e9819bca02b077089ebac9122b48", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Error::JsonError(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Error::Timeout(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling discord-rpc-client v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |         f.write_str(self.description())
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::IoError(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:38:46
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Error::JsonError(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Error::Timeout(ref err) => err.description(),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `Command { std: "docker" "inspect" "c95dc4c31f78a36fd022ea7dc85e72fc54b7e9819bca02b077089ebac9122b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95dc4c31f78a36fd022ea7dc85e72fc54b7e9819bca02b077089ebac9122b48", kill_on_drop: false }`
[INFO] [stdout] c95dc4c31f78a36fd022ea7dc85e72fc54b7e9819bca02b077089ebac9122b48
[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" "+beta-2021-01-01" "test" "--frozen", 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] ac79deab2d2c6c85d3dab2ec54d3079adca77ab6a02a8b9e92815b5564645c84
[INFO] running `Command { std: "docker" "start" "-a" "ac79deab2d2c6c85d3dab2ec54d3079adca77ab6a02a8b9e92815b5564645c84", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 4 tests
[INFO] [stderr]   --> src/error.rs:27:26
[INFO] [stdout] test models::message::tests::test_encoder ... ok
[INFO] [stderr]    |
[INFO] [stdout] test models::rich_presence::tests::test_serialize_empty_activity ... ok
[INFO] [stderr] 27 |         f.write_str(self.description())
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Error::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::JsonError(ref err) => err.description(),
[INFO] [stderr]    |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:44
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::Timeout(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |         f.write_str(self.description())
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:37:44
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Error::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:46
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::JsonError(ref err) => err.description(),
[INFO] [stderr]    |                                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:44
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::Timeout(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/discord_rpc_client-6d8bc83f77b2be79
[INFO] [stdout] test models::rich_presence::tests::test_serialize_full_activity ... ok
[INFO] [stderr]    Doc-tests discord-rpc-client
[INFO] [stdout] test models::message::tests::test_opcode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac79deab2d2c6c85d3dab2ec54d3079adca77ab6a02a8b9e92815b5564645c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac79deab2d2c6c85d3dab2ec54d3079adca77ab6a02a8b9e92815b5564645c84", kill_on_drop: false }`
[INFO] [stdout] ac79deab2d2c6c85d3dab2ec54d3079adca77ab6a02a8b9e92815b5564645c84