[INFO] fetching crate mdd-lib 0.1.8...
[INFO] testing mdd-lib-0.1.8 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mdd-lib 0.1.8 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mdd-lib 0.1.8
[INFO] finished tweaking crates.io crate mdd-lib 0.1.8
[INFO] tweaked toml for crates.io crate mdd-lib 0.1.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdd-lib 0.1.8 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40fcba6782ba69811699be56280d76662af37cd6362f43a836d4d6f09cdd0c37
[INFO] running `Command { std: "docker" "start" "-a" "40fcba6782ba69811699be56280d76662af37cd6362f43a836d4d6f09cdd0c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40fcba6782ba69811699be56280d76662af37cd6362f43a836d4d6f09cdd0c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fcba6782ba69811699be56280d76662af37cd6362f43a836d4d6f09cdd0c37", kill_on_drop: false }`
[INFO] [stdout] 40fcba6782ba69811699be56280d76662af37cd6362f43a836d4d6f09cdd0c37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e97da3a903a6879ff23e0b98cdedbc2ba47c69779d5be342079d0c999f6f5b9
[INFO] running `Command { std: "docker" "start" "-a" "4e97da3a903a6879ff23e0b98cdedbc2ba47c69779d5be342079d0c999f6f5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdd-lib v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/port/source.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist>, SourceError>;
[INFO] [stdout]   |                      ^^^^^                -------- the same lifetime is hidden here
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist<'_>>, SourceError>;
[INFO] [stdout]   |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4e97da3a903a6879ff23e0b98cdedbc2ba47c69779d5be342079d0c999f6f5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e97da3a903a6879ff23e0b98cdedbc2ba47c69779d5be342079d0c999f6f5b9", kill_on_drop: false }`
[INFO] [stdout] 4e97da3a903a6879ff23e0b98cdedbc2ba47c69779d5be342079d0c999f6f5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4307c2965d0250762e2113114e7cd68f2a8a0069627a5d804b0e9c5d63c04b2d
[INFO] running `Command { std: "docker" "start" "-a" "4307c2965d0250762e2113114e7cd68f2a8a0069627a5d804b0e9c5d63c04b2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mdd-lib v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/port/source.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist>, SourceError>;
[INFO] [stdout]   |                      ^^^^^                -------- the same lifetime is hidden here
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist<'_>>, SourceError>;
[INFO] [stdout]   |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/port/source.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist>, SourceError>;
[INFO] [stdout]   |                      ^^^^^                -------- the same lifetime is hidden here
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist<'_>>, SourceError>;
[INFO] [stdout]   |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "4307c2965d0250762e2113114e7cd68f2a8a0069627a5d804b0e9c5d63c04b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4307c2965d0250762e2113114e7cd68f2a8a0069627a5d804b0e9c5d63c04b2d", kill_on_drop: false }`
[INFO] [stdout] 4307c2965d0250762e2113114e7cd68f2a8a0069627a5d804b0e9c5d63c04b2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea93687a1c004ae98a666f0990b200122625c1bca7dd5407c54448ab49342b39
[INFO] running `Command { std: "docker" "start" "-a" "ea93687a1c004ae98a666f0990b200122625c1bca7dd5407c54448ab49342b39", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]  --> src/port/source.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist>, SourceError>;
[INFO] [stderr]   |                      ^^^^^                -------- the same lifetime is hidden here
[INFO] [stderr]   |                      |
[INFO] [stderr]   |                      the lifetime is elided here
[INFO] [stderr]   |
[INFO] [stderr]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn get_playlists(&self) -> Result<Vec<Playlist<'_>>, SourceError>;
[INFO] [stderr]   |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mdd-lib` (lib) generated 1 warning
[INFO] [stderr] warning: `mdd-lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mdd_lib-b663796198297f05)
[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] [stderr]    Doc-tests mdd_lib
[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" "ea93687a1c004ae98a666f0990b200122625c1bca7dd5407c54448ab49342b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea93687a1c004ae98a666f0990b200122625c1bca7dd5407c54448ab49342b39", kill_on_drop: false }`
[INFO] [stdout] ea93687a1c004ae98a666f0990b200122625c1bca7dd5407c54448ab49342b39