[INFO] fetching crate trim_matches_exactly 0.1.0...
[INFO] testing trim_matches_exactly-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate trim_matches_exactly 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate trim_matches_exactly 0.1.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trim_matches_exactly 0.1.0
[INFO] finished tweaking crates.io crate trim_matches_exactly 0.1.0
[INFO] tweaked toml for crates.io crate trim_matches_exactly 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", 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] d80aa04ba71bddd770e00e361f078138be6da571ff4df98139d9e94e9fa29f02
[INFO] running `Command { std: "docker" "start" "-a" "d80aa04ba71bddd770e00e361f078138be6da571ff4df98139d9e94e9fa29f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d80aa04ba71bddd770e00e361f078138be6da571ff4df98139d9e94e9fa29f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80aa04ba71bddd770e00e361f078138be6da571ff4df98139d9e94e9fa29f02", kill_on_drop: false }`
[INFO] [stdout] d80aa04ba71bddd770e00e361f078138be6da571ff4df98139d9e94e9fa29f02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 714b8bf3372b3e33aeed597c3b73242d8a16603b04ea2bf1497cdda05019f7db
[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" "714b8bf3372b3e33aeed597c3b73242d8a16603b04ea2bf1497cdda05019f7db", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim_matches_exactly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |             Ok(self.slice_unchecked(trim_idx, self.len()))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Ok(self.slice_unchecked(0, trim_idx))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "714b8bf3372b3e33aeed597c3b73242d8a16603b04ea2bf1497cdda05019f7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714b8bf3372b3e33aeed597c3b73242d8a16603b04ea2bf1497cdda05019f7db", kill_on_drop: false }`
[INFO] [stdout] 714b8bf3372b3e33aeed597c3b73242d8a16603b04ea2bf1497cdda05019f7db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f2d62ce66db0ba07a3175008d05842fb871ae3ee7668594f5ba00433da06c53
[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" "9f2d62ce66db0ba07a3175008d05842fb871ae3ee7668594f5ba00433da06c53", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |             Ok(self.slice_unchecked(trim_idx, self.len()))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trim_matches_exactly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Ok(self.slice_unchecked(0, trim_idx))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |             Ok(self.slice_unchecked(trim_idx, self.len()))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |             Ok(self.slice_unchecked(0, trim_idx))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "9f2d62ce66db0ba07a3175008d05842fb871ae3ee7668594f5ba00433da06c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2d62ce66db0ba07a3175008d05842fb871ae3ee7668594f5ba00433da06c53", kill_on_drop: false }`
[INFO] [stdout] 9f2d62ce66db0ba07a3175008d05842fb871ae3ee7668594f5ba00433da06c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1954aae76e1061eebe74e21966d7756ec9fd64a6de6a1adfd782a5f4cd56af1
[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" "b1954aae76e1061eebe74e21966d7756ec9fd64a6de6a1adfd782a5f4cd56af1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:68:21
[INFO] [stderr]    |
[INFO] [stderr] 68 |             Ok(self.slice_unchecked(trim_idx, self.len()))
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |             Ok(self.slice_unchecked(0, trim_idx))
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:68:21
[INFO] [stderr]    |
[INFO] [stderr] 68 |             Ok(self.slice_unchecked(trim_idx, self.len()))
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |             Ok(self.slice_unchecked(0, trim_idx))
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trim_matches_exactly-f8707cd6d49b07fc
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests trim_matches_exactly
[INFO] [stdout] test tests::trim_left_matches_exactly::returns_trimmed_or_original_str ... ok
[INFO] [stdout] test tests::trim_right_matches_exactly::returns_trimmed_or_original_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - TrimMatchesExactlyExt::trim_left_matches_exactly (line 25) ... ok
[INFO] [stdout] test src/lib.rs - TrimMatchesExactlyExt::trim_right_matches_exactly (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1954aae76e1061eebe74e21966d7756ec9fd64a6de6a1adfd782a5f4cd56af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1954aae76e1061eebe74e21966d7756ec9fd64a6de6a1adfd782a5f4cd56af1", kill_on_drop: false }`
[INFO] [stdout] b1954aae76e1061eebe74e21966d7756ec9fd64a6de6a1adfd782a5f4cd56af1