[INFO] fetching crate seekable-iterator 0.4.0...
[INFO] testing seekable-iterator-0.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate seekable-iterator 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate seekable-iterator 0.4.0
[INFO] finished tweaking crates.io crate seekable-iterator 0.4.0
[INFO] tweaked toml for crates.io crate seekable-iterator 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seekable-iterator 0.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate seekable-iterator 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f33e38a85a6b2100c9a68c1dca8a3d7254e7c8525d523bf54b288d3818b1c7c
[INFO] running `Command { std: "docker" "start" "-a" "6f33e38a85a6b2100c9a68c1dca8a3d7254e7c8525d523bf54b288d3818b1c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f33e38a85a6b2100c9a68c1dca8a3d7254e7c8525d523bf54b288d3818b1c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f33e38a85a6b2100c9a68c1dca8a3d7254e7c8525d523bf54b288d3818b1c7c", kill_on_drop: false }`
[INFO] [stdout] 6f33e38a85a6b2100c9a68c1dca8a3d7254e7c8525d523bf54b288d3818b1c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 561afec2ef52100102fadd13c243e25a91a3895e45e0c6dfa91ed71d637ba60e
[INFO] running `Command { std: "docker" "start" "-a" "561afec2ef52100102fadd13c243e25a91a3895e45e0c6dfa91ed71d637ba60e", kill_on_drop: false }`
[INFO] [stderr]    Compiling clone-behavior v0.1.0
[INFO] [stderr]    Compiling generic-container v0.2.2
[INFO] [stderr]    Compiling seekable-iterator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "561afec2ef52100102fadd13c243e25a91a3895e45e0c6dfa91ed71d637ba60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561afec2ef52100102fadd13c243e25a91a3895e45e0c6dfa91ed71d637ba60e", kill_on_drop: false }`
[INFO] [stdout] 561afec2ef52100102fadd13c243e25a91a3895e45e0c6dfa91ed71d637ba60e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef0d3543ec50d92d61baa7c3ba74c29de0bec3d4ee1f34971faa2bb3e719ffa4
[INFO] running `Command { std: "docker" "start" "-a" "ef0d3543ec50d92d61baa7c3ba74c29de0bec3d4ee1f34971faa2bb3e719ffa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling seekable-iterator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TestIter` is never constructed
[INFO] [stdout]   --> src/test_iter.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct TestIter<'a> {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/test_iter.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<'a> TestIter<'a> {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 17 |     /// Checks that `data` is sorted.
[INFO] [stdout] 18 |     pub(crate) fn new(data: &'a [u8]) -> Option<Self> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "ef0d3543ec50d92d61baa7c3ba74c29de0bec3d4ee1f34971faa2bb3e719ffa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0d3543ec50d92d61baa7c3ba74c29de0bec3d4ee1f34971faa2bb3e719ffa4", kill_on_drop: false }`
[INFO] [stdout] ef0d3543ec50d92d61baa7c3ba74c29de0bec3d4ee1f34971faa2bb3e719ffa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] feaa9f47ca55bdd9159f45f21db1a31e3e2511c26840c6da25da0c3fa4d1fd61
[INFO] running `Command { std: "docker" "start" "-a" "feaa9f47ca55bdd9159f45f21db1a31e3e2511c26840c6da25da0c3fa4d1fd61", kill_on_drop: false }`
[INFO] [stderr] warning: struct `TestIter` is never constructed
[INFO] [stderr]   --> src/test_iter.rs:11:19
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) struct TestIter<'a> {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/test_iter.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl<'a> TestIter<'a> {
[INFO] [stderr]    | --------------------- associated function in this implementation
[INFO] [stderr] 17 |     /// Checks that `data` is sorted.
[INFO] [stderr] 18 |     pub(crate) fn new(data: &'a [u8]) -> Option<Self> {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `seekable-iterator` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seekable_iterator-d00d91eec449beb9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests seekable_iterator
[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] [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" "feaa9f47ca55bdd9159f45f21db1a31e3e2511c26840c6da25da0c3fa4d1fd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feaa9f47ca55bdd9159f45f21db1a31e3e2511c26840c6da25da0c3fa4d1fd61", kill_on_drop: false }`
[INFO] [stdout] feaa9f47ca55bdd9159f45f21db1a31e3e2511c26840c6da25da0c3fa4d1fd61
