[INFO] fetching crate shared_stream 0.2.0...
[INFO] testing shared_stream-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate shared_stream 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate shared_stream 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared_stream 0.2.0
[INFO] finished tweaking crates.io crate shared_stream 0.2.0
[INFO] tweaked toml for crates.io crate shared_stream 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c16527a36ada6c3d057716b812f22a73ec43712d780c839343dcee8afbcc4e28
[INFO] running `Command { std: "docker" "start" "-a" "c16527a36ada6c3d057716b812f22a73ec43712d780c839343dcee8afbcc4e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c16527a36ada6c3d057716b812f22a73ec43712d780c839343dcee8afbcc4e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16527a36ada6c3d057716b812f22a73ec43712d780c839343dcee8afbcc4e28", kill_on_drop: false }`
[INFO] [stdout] c16527a36ada6c3d057716b812f22a73ec43712d780c839343dcee8afbcc4e28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16aabc94c78bc2dfde7f5e465bd21e784bd6356d52d28dd8d12c861cf6a147a7
[INFO] running `Command { std: "docker" "start" "-a" "16aabc94c78bc2dfde7f5e465bd21e784bd6356d52d28dd8d12c861cf6a147a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_stream v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     rustdoc,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "16aabc94c78bc2dfde7f5e465bd21e784bd6356d52d28dd8d12c861cf6a147a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16aabc94c78bc2dfde7f5e465bd21e784bd6356d52d28dd8d12c861cf6a147a7", kill_on_drop: false }`
[INFO] [stdout] 16aabc94c78bc2dfde7f5e465bd21e784bd6356d52d28dd8d12c861cf6a147a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17b8e719b2b6e021130e2e0696c649c69ebe126bf01745b29468b236cd0dc70
[INFO] running `Command { std: "docker" "start" "-a" "d17b8e719b2b6e021130e2e0696c649c69ebe126bf01745b29468b236cd0dc70", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     rustdoc,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling shared_stream v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     rustdoc,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trivial cast: `[String; 0]` as `[String; 0]`
[INFO] [stdout]    --> src/lib.rs:239:36
[INFO] [stdout]     |
[INFO] [stdout] 239 |         assert_eq!(*seen.borrow(), [] as [String; 0]);
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:43:5
[INFO] [stdout]     |
[INFO] [stdout] 43  |     trivial_casts,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     = help: cast can be replaced by coercion; this might require a temporary variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "d17b8e719b2b6e021130e2e0696c649c69ebe126bf01745b29468b236cd0dc70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17b8e719b2b6e021130e2e0696c649c69ebe126bf01745b29468b236cd0dc70", kill_on_drop: false }`
[INFO] [stdout] d17b8e719b2b6e021130e2e0696c649c69ebe126bf01745b29468b236cd0dc70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a8687ae957f4c9cb49cbb9b358e47dcf8c3ae50966fddea0a61951265314f51
[INFO] running `Command { std: "docker" "start" "-a" "0a8687ae957f4c9cb49cbb9b358e47dcf8c3ae50966fddea0a61951265314f51", kill_on_drop: false }`
[INFO] [stderr] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     rustdoc,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shared_stream` (lib) generated 1 warning
[INFO] [stderr] warning: trivial cast: `[String; 0]` as `[String; 0]`
[INFO] [stderr]    --> src/lib.rs:239:36
[INFO] [stderr]     |
[INFO] [stderr] 239 |         assert_eq!(*seen.borrow(), [] as [String; 0]);
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:43:5
[INFO] [stderr]     |
[INFO] [stderr] 43  |     trivial_casts,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     = help: cast can be replaced by coercion; this might require a temporary variable
[INFO] [stderr] 
[INFO] [stderr] warning: `shared_stream` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shared_stream-9fa6a289eab2c33f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_stuff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shared_stream
[INFO] [stderr] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     rustdoc,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `invalid_html_tags` has been renamed to `rustdoc::invalid_html_tags`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     invalid_html_tags,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::invalid_html_tags`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_crate_level_docs` has been renamed to `rustdoc::missing_crate_level_docs`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     missing_crate_level_docs,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_crate_level_docs`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     missing_doc_code_examples,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_doc_tests` has been renamed to `rustdoc::private_doc_tests`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     private_doc_tests,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::private_doc_tests`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a8687ae957f4c9cb49cbb9b358e47dcf8c3ae50966fddea0a61951265314f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a8687ae957f4c9cb49cbb9b358e47dcf8c3ae50966fddea0a61951265314f51", kill_on_drop: false }`
[INFO] [stdout] 0a8687ae957f4c9cb49cbb9b358e47dcf8c3ae50966fddea0a61951265314f51