[INFO] fetching crate xsparseset 0.1.5...
[INFO] testing xsparseset-0.1.5 against 1.59.0 for beta-1.60-1
[INFO] extracting crate xsparseset 0.1.5 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate xsparseset 0.1.5 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xsparseset 0.1.5
[INFO] finished tweaking crates.io crate xsparseset 0.1.5
[INFO] tweaked toml for crates.io crate xsparseset 0.1.5 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54d3af08c5622578d3f8fdbd3ca132b94b691110ace151ac1ec437107e5a6527
[INFO] running `Command { std: "docker" "start" "-a" "54d3af08c5622578d3f8fdbd3ca132b94b691110ace151ac1ec437107e5a6527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54d3af08c5622578d3f8fdbd3ca132b94b691110ace151ac1ec437107e5a6527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d3af08c5622578d3f8fdbd3ca132b94b691110ace151ac1ec437107e5a6527", kill_on_drop: false }`
[INFO] [stdout] 54d3af08c5622578d3f8fdbd3ca132b94b691110ace151ac1ec437107e5a6527
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e882e5e57091d84ca626eb536860ef9838424a5508caf508120f76bb845378c
[INFO] running `Command { std: "docker" "start" "-a" "6e882e5e57091d84ca626eb536860ef9838424a5508caf508120f76bb845378c", kill_on_drop: false }`
[INFO] [stderr]    Compiling xsparseset v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "6e882e5e57091d84ca626eb536860ef9838424a5508caf508120f76bb845378c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e882e5e57091d84ca626eb536860ef9838424a5508caf508120f76bb845378c", kill_on_drop: false }`
[INFO] [stdout] 6e882e5e57091d84ca626eb536860ef9838424a5508caf508120f76bb845378c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83788620bf7d66ed872153c9c9938c580b82e22069c22d9e2313234d25847d9a
[INFO] running `Command { std: "docker" "start" "-a" "83788620bf7d66ed872153c9c9938c580b82e22069c22d9e2313234d25847d9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling xsparseset v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "83788620bf7d66ed872153c9c9938c580b82e22069c22d9e2313234d25847d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83788620bf7d66ed872153c9c9938c580b82e22069c22d9e2313234d25847d9a", kill_on_drop: false }`
[INFO] [stdout] 83788620bf7d66ed872153c9c9938c580b82e22069c22d9e2313234d25847d9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dd6f97021bc61b02a6218e2b8fa62607c2d90fd21bd94c93c5f33b2cec01001
[INFO] running `Command { std: "docker" "start" "-a" "4dd6f97021bc61b02a6218e2b8fa62607c2d90fd21bd94c93c5f33b2cec01001", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xsparseset-66ad3b8e8a4f2a5b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::basic_test ... ok
[INFO] [stdout] test tests::group_test ... ok
[INFO] [stdout] test tests::iter_test ... ok
[INFO] [stdout] test tests::swap_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xsparseset
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `usize: From<i32>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | sparse_set.add(4,'c');
[INFO] [stdout]    |            ^^^ the trait `From<i32>` is not implemented for `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <usize as From<NonZeroUsize>>
[INFO] [stdout]              <usize as From<bool>>
[INFO] [stdout]              <usize as From<u16>>
[INFO] [stdout]              <usize as From<u8>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<usize>` for `i32`
[INFO] [stdout] note: required by a bound in `SparseSet::<E, T>::add`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:39:22
[INFO] [stdout]    |
[INFO] [stdout] 39 |     where E : Copy + Into<usize>,
[INFO] [stdout]    |                      ^^^^^^^^^^^ required by this bound in `SparseSet::<E, T>::add`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "4dd6f97021bc61b02a6218e2b8fa62607c2d90fd21bd94c93c5f33b2cec01001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd6f97021bc61b02a6218e2b8fa62607c2d90fd21bd94c93c5f33b2cec01001", kill_on_drop: false }`
[INFO] [stdout] 4dd6f97021bc61b02a6218e2b8fa62607c2d90fd21bd94c93c5f33b2cec01001