[INFO] fetching crate seekable-iterator 0.4.0...
[INFO] testing seekable-iterator-0.4.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate seekable-iterator 0.4.0 into /workspace/builds/worker-1-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate seekable-iterator 0.4.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nougat-proc_macros v0.2.4
[INFO] [stderr]   Downloaded macro_rules_attribute v0.1.3
[INFO] [stderr]   Downloaded lending-iterator v0.1.7
[INFO] [stderr]   Downloaded nougat v0.2.4
[INFO] [stderr]   Downloaded ext-trait-proc_macros v1.0.1
[INFO] [stderr]   Downloaded polonius-the-crab v0.2.1
[INFO] [stderr]   Downloaded serde_spanned v1.0.3
[INFO] [stderr]   Downloaded ext-trait v1.0.1
[INFO] [stderr]   Downloaded stable_try_trait_v2 v1.75.1
[INFO] [stderr]   Downloaded extension-traits v1.0.1
[INFO] [stderr]   Downloaded toml_writer v1.0.4
[INFO] [stderr]   Downloaded clone-behavior v0.1.0
[INFO] [stderr]   Downloaded never-say-never v6.6.666
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]   Downloaded lending-iterator-proc_macros v0.1.7
[INFO] [stderr]   Downloaded generic-container v0.2.2
[INFO] [stderr]   Downloaded anchored-pool v0.2.0
[INFO] [stderr]   Downloaded toml v0.9.8
[INFO] [stderr]   Downloaded trybuild v1.0.113
[INFO] [stderr]   Downloaded kanal v0.1.1
[INFO] [stderr]   Downloaded lender v0.4.0
[INFO] [stderr]   Downloaded target-triple v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 192cf5cdfbac80145eb8fe575dd183c1c0530f5059c01e46bf6b7fefece3b0f1
[INFO] running `Command { std: "docker" "start" "-a" "192cf5cdfbac80145eb8fe575dd183c1c0530f5059c01e46bf6b7fefece3b0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "192cf5cdfbac80145eb8fe575dd183c1c0530f5059c01e46bf6b7fefece3b0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192cf5cdfbac80145eb8fe575dd183c1c0530f5059c01e46bf6b7fefece3b0f1", kill_on_drop: false }`
[INFO] [stdout] 192cf5cdfbac80145eb8fe575dd183c1c0530f5059c01e46bf6b7fefece3b0f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de8a85ee6b495bcc57fced6f5d0f06812ac70024f795dec5ca47c34db2f5ba23
[INFO] running `Command { std: "docker" "start" "-a" "de8a85ee6b495bcc57fced6f5d0f06812ac70024f795dec5ca47c34db2f5ba23", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-container v0.2.2
[INFO] [stderr]    Compiling clone-behavior v0.1.0
[INFO] [stderr]    Compiling seekable-iterator v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "de8a85ee6b495bcc57fced6f5d0f06812ac70024f795dec5ca47c34db2f5ba23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de8a85ee6b495bcc57fced6f5d0f06812ac70024f795dec5ca47c34db2f5ba23", kill_on_drop: false }`
[INFO] [stdout] de8a85ee6b495bcc57fced6f5d0f06812ac70024f795dec5ca47c34db2f5ba23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12e8a9d7f7f21b0f9c94dd5d7e9898822464e1de4089d977376c547028150089
[INFO] running `Command { std: "docker" "start" "-a" "12e8a9d7f7f21b0f9c94dd5d7e9898822464e1de4089d977376c547028150089", 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 0.32s
[INFO] running `Command { std: "docker" "inspect" "12e8a9d7f7f21b0f9c94dd5d7e9898822464e1de4089d977376c547028150089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e8a9d7f7f21b0f9c94dd5d7e9898822464e1de4089d977376c547028150089", kill_on_drop: false }`
[INFO] [stdout] 12e8a9d7f7f21b0f9c94dd5d7e9898822464e1de4089d977376c547028150089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b1954e5566ba53251333fbcd96d914ce503945eb0ea88c7e769bc9a82d3b8df
[INFO] running `Command { std: "docker" "start" "-a" "1b1954e5566ba53251333fbcd96d914ce503945eb0ea88c7e769bc9a82d3b8df", 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 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seekable_iterator-d00d91eec449beb9)
[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] [stderr]    Doc-tests seekable_iterator
[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" "1b1954e5566ba53251333fbcd96d914ce503945eb0ea88c7e769bc9a82d3b8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1954e5566ba53251333fbcd96d914ce503945eb0ea88c7e769bc9a82d3b8df", kill_on_drop: false }`
[INFO] [stdout] 1b1954e5566ba53251333fbcd96d914ce503945eb0ea88c7e769bc9a82d3b8df
