[INFO] fetching crate peekaboo 0.3.0... [INFO] testing peekaboo-0.3.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate peekaboo 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate peekaboo 0.3.0 [INFO] finished tweaking crates.io crate peekaboo 0.3.0 [INFO] tweaked toml for crates.io crate peekaboo 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate peekaboo 0.3.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f22ea0c1b9edd5114e2ad2a7ff515396dc2eeaaf345be925527bd58d87285c9 [INFO] running `Command { std: "docker" "start" "-a" "0f22ea0c1b9edd5114e2ad2a7ff515396dc2eeaaf345be925527bd58d87285c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f22ea0c1b9edd5114e2ad2a7ff515396dc2eeaaf345be925527bd58d87285c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f22ea0c1b9edd5114e2ad2a7ff515396dc2eeaaf345be925527bd58d87285c9", kill_on_drop: false }` [INFO] [stdout] 0f22ea0c1b9edd5114e2ad2a7ff515396dc2eeaaf345be925527bd58d87285c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2513b9bd38c23d404d794c2753d737bff2ee52457fd673fd155ddbbb97b76b4 [INFO] running `Command { std: "docker" "start" "-a" "f2513b9bd38c23d404d794c2753d737bff2ee52457fd673fd155ddbbb97b76b4", kill_on_drop: false }` [INFO] [stderr] Compiling peekaboo v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "f2513b9bd38c23d404d794c2753d737bff2ee52457fd673fd155ddbbb97b76b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2513b9bd38c23d404d794c2753d737bff2ee52457fd673fd155ddbbb97b76b4", kill_on_drop: false }` [INFO] [stdout] f2513b9bd38c23d404d794c2753d737bff2ee52457fd673fd155ddbbb97b76b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80161b48063c5d7c766c601c9ee0033b5b0f56dd0cc830c8d804bad0c77b73e3 [INFO] running `Command { std: "docker" "start" "-a" "80161b48063c5d7c766c601c9ee0033b5b0f56dd0cc830c8d804bad0c77b73e3", kill_on_drop: false }` [INFO] [stderr] Compiling peekaboo v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "80161b48063c5d7c766c601c9ee0033b5b0f56dd0cc830c8d804bad0c77b73e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80161b48063c5d7c766c601c9ee0033b5b0f56dd0cc830c8d804bad0c77b73e3", kill_on_drop: false }` [INFO] [stdout] 80161b48063c5d7c766c601c9ee0033b5b0f56dd0cc830c8d804bad0c77b73e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6d96ddb1ea2066a27944f5756cb0ad67f66a370e4783d1abd998da5fe00671e0 [INFO] running `Command { std: "docker" "start" "-a" "6d96ddb1ea2066a27944f5756cb0ad67f66a370e4783d1abd998da5fe00671e0", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/peekaboo-edf58fc033c110bb) [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] Running tests/main.rs (/opt/rustwide/target/debug/deps/main-972e31e75113c03a) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test fold ... ok [INFO] [stdout] test it_works ... ok [INFO] [stdout] test last ... ok [INFO] [stdout] test nth ... ok [INFO] [stdout] test next_if ... ok [INFO] [stdout] test next_if_eq ... ok [INFO] [stdout] test peek_multiple ... ok [INFO] [stdout] test next_back ... ok [INFO] [stdout] test rfold ... ok [INFO] [stdout] test size_hint ... ok [INFO] [stdout] test count ... ok [INFO] [stdout] test unchecked_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/std.rs (/opt/rustwide/target/debug/deps/std-3068568e9aad3ee7) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test test_iterator_peekable ... ok [INFO] [stdout] test test_iterator_peekable_count ... ok [INFO] [stdout] test test_iterator_peekable_fold ... ok [INFO] [stdout] test test_iterator_peekable_last ... ok [INFO] [stdout] test test_iterator_peekable_mut ... ok [INFO] [stdout] test test_iterator_peekable_nth ... ok [INFO] [stdout] test test_iterator_peekable_remember_peek_none_2 ... ok [INFO] [stdout] test test_iterator_peekable_remember_peek_none_1 ... ok [INFO] [stdout] test test_iterator_peekable_rfold ... ok [INFO] [stdout] test test_iterator_peekable_next_if_eq ... ok [INFO] [stdout] test test_iterator_peekable_remember_peek_none_3 ... ok [INFO] [stdout] test test_peekable_non_fused ... ok [INFO] [stdout] test test_peek_try_folds ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests peekaboo [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - Peekable::peek_multiple (line 254) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Peekable::peek_multiple (line 275) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Peekable::peek_mut (line 193) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Peekable::new (line 77) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Peekable::peek (line 116) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Peekable::peek_multiple (line 264) ... ok [INFO] [stdout] test src/lib.rs - (line 9) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6d96ddb1ea2066a27944f5756cb0ad67f66a370e4783d1abd998da5fe00671e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d96ddb1ea2066a27944f5756cb0ad67f66a370e4783d1abd998da5fe00671e0", kill_on_drop: false }` [INFO] [stdout] 6d96ddb1ea2066a27944f5756cb0ad67f66a370e4783d1abd998da5fe00671e0