[INFO] fetching crate superslice 1.0.0...
[INFO] testing superslice-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate superslice 1.0.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate superslice 1.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate superslice 1.0.0
[INFO] finished tweaking crates.io crate superslice 1.0.0
[INFO] tweaked toml for crates.io crate superslice 1.0.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd82880557c38c5969f56f045499fe68b426732709eb5661e01437da96137dcc
[INFO] running `Command { std: "docker" "start" "-a" "dd82880557c38c5969f56f045499fe68b426732709eb5661e01437da96137dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd82880557c38c5969f56f045499fe68b426732709eb5661e01437da96137dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd82880557c38c5969f56f045499fe68b426732709eb5661e01437da96137dcc", kill_on_drop: false }`
[INFO] [stdout] dd82880557c38c5969f56f045499fe68b426732709eb5661e01437da96137dcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1d651b01b9eea6a119a804e0d45b86a2d61e62cff8109b0b101b6418aeb1dc4
[INFO] running `Command { std: "docker" "start" "-a" "d1d651b01b9eea6a119a804e0d45b86a2d61e62cff8109b0b101b6418aeb1dc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling superslice v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout]     |         ^                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "d1d651b01b9eea6a119a804e0d45b86a2d61e62cff8109b0b101b6418aeb1dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d651b01b9eea6a119a804e0d45b86a2d61e62cff8109b0b101b6418aeb1dc4", kill_on_drop: false }`
[INFO] [stdout] d1d651b01b9eea6a119a804e0d45b86a2d61e62cff8109b0b101b6418aeb1dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d6af61aaf5d2df7a61f612808dd8494807f1f31c07a36486b317c5566ea4db6
[INFO] running `Command { std: "docker" "start" "-a" "8d6af61aaf5d2df7a61f612808dd8494807f1f31c07a36486b317c5566ea4db6", kill_on_drop: false }`
[INFO] [stderr]    Compiling superslice v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout]     |         ^                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout]     |         ^                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "8d6af61aaf5d2df7a61f612808dd8494807f1f31c07a36486b317c5566ea4db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6af61aaf5d2df7a61f612808dd8494807f1f31c07a36486b317c5566ea4db6", kill_on_drop: false }`
[INFO] [stdout] 8d6af61aaf5d2df7a61f612808dd8494807f1f31c07a36486b317c5566ea4db6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4d30dc9e2cda0440cac340102437276c3c9abf5895d85ad89084fb6d8db5cd6
[INFO] running `Command { std: "docker" "start" "-a" "b4d30dc9e2cda0440cac340102437276c3c9abf5895d85ad89084fb6d8db5cd6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr]     |         ^                                                                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `superslice` (lib) generated 1 warning
[INFO] [stderr] warning: `superslice` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/superslice-c81b77bd18bbc4a1)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests superslice
[INFO] [stdout] test tests::equal_range ... ok
[INFO] [stdout] test tests::lower_bound ... ok
[INFO] [stdout] test tests::upper_bound ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr]     |         ^                                                                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 425 -         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr] 425 +         base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - Ext::lower_bound_by (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound (line 106) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound (line 47) ... ok
[INFO] [stdout] test src/lib.rs - Ext::apply_inverse_permutation (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound_by_key (line 148) ... ok
[INFO] [stdout] test src/lib.rs - Ext2::invert_permutation (line 538) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound_by (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range_by (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Ext::apply_permutation (line 285) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound_by_key (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range (line 164) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range_by_key (line 205) ... ok
[INFO] [stdout] test src/lib.rs - Ext::prev_permutation (line 251) ... ok
[INFO] [stdout] test src/lib.rs - Ext::next_permutation (line 226) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4d30dc9e2cda0440cac340102437276c3c9abf5895d85ad89084fb6d8db5cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d30dc9e2cda0440cac340102437276c3c9abf5895d85ad89084fb6d8db5cd6", kill_on_drop: false }`
[INFO] [stdout] b4d30dc9e2cda0440cac340102437276c3c9abf5895d85ad89084fb6d8db5cd6