[INFO] fetching crate iter-extra 0.2.2...
[INFO] testing iter-extra-0.2.2 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate iter-extra 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate iter-extra 0.2.2
[INFO] finished tweaking crates.io crate iter-extra 0.2.2
[INFO] tweaked toml for crates.io crate iter-extra 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iter-extra 0.2.2 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iter-extra 0.2.2 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d68be23398825c99ad9c3ded65ff3bbd3b69dc382e94ceda1415766410545338
[INFO] running `Command { std: "docker" "start" "-a" "d68be23398825c99ad9c3ded65ff3bbd3b69dc382e94ceda1415766410545338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d68be23398825c99ad9c3ded65ff3bbd3b69dc382e94ceda1415766410545338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68be23398825c99ad9c3ded65ff3bbd3b69dc382e94ceda1415766410545338", kill_on_drop: false }`
[INFO] [stdout] d68be23398825c99ad9c3ded65ff3bbd3b69dc382e94ceda1415766410545338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 5025f4cf6760210c1df9c6742718adcce521a669485883656fdc0f321d0cb021
[INFO] running `Command { std: "docker" "start" "-a" "5025f4cf6760210c1df9c6742718adcce521a669485883656fdc0f321d0cb021", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-extra v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "5025f4cf6760210c1df9c6742718adcce521a669485883656fdc0f321d0cb021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5025f4cf6760210c1df9c6742718adcce521a669485883656fdc0f321d0cb021", kill_on_drop: false }`
[INFO] [stdout] 5025f4cf6760210c1df9c6742718adcce521a669485883656fdc0f321d0cb021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 641a269c303656321fd4cc2f432a2c24eb56c5af603c8b56dce74a02a587864b
[INFO] running `Command { std: "docker" "start" "-a" "641a269c303656321fd4cc2f432a2c24eb56c5af603c8b56dce74a02a587864b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-extra v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "641a269c303656321fd4cc2f432a2c24eb56c5af603c8b56dce74a02a587864b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641a269c303656321fd4cc2f432a2c24eb56c5af603c8b56dce74a02a587864b", kill_on_drop: false }`
[INFO] [stdout] 641a269c303656321fd4cc2f432a2c24eb56c5af603c8b56dce74a02a587864b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 8ae0f2f9fd077773ef0f57935ce23bb043b00b927a0b3903e75f809cdb59a23f
[INFO] running `Command { std: "docker" "start" "-a" "8ae0f2f9fd077773ef0f57935ce23bb043b00b927a0b3903e75f809cdb59a23f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/iter-extra/142f93223843017e/deps/iter_extra-142f93223843017e)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test tests::deltas_all_same ... ok
[INFO] [stdout] test tests::deltas_all_unique ... ok
[INFO] [stdout] test tests::deltas ... ok
[INFO] [stdout] test tests::deltas_by_basic ... ok
[INFO] [stdout] test tests::deltas_by_empty ... ok
[INFO] [stdout] test tests::deltas_by_custom_ordering ... ok
[INFO] [stdout] test tests::deltas_by_key_basic ... ok
[INFO] [stdout] test tests::deltas_by_key_empty ... ok
[INFO] [stdout] test tests::deltas_by_key_single ... ok
[INFO] [stdout] test tests::deltas_by_key_strings ... ok
[INFO] [stdout] test tests::deltas_by_key_tuples ... ok
[INFO] [stdout] test tests::deltas_by_single ... ok
[INFO] [stdout] test tests::deltas_single ... ok
[INFO] [stdout] test tests::deltas_empty ... ok
[INFO] [stdout] test tests::deltas_twice_over_same_collection ... ok
[INFO] [stdout] test tests::max_by_partial_key_all_nan ... ok
[INFO] [stdout] test tests::max_by_partial_key_basic ... ok
[INFO] [stdout] test tests::max_by_partial_key_empty ... ok
[INFO] [stdout] test tests::max_by_partial_key_negative_numbers ... ok
[INFO] [stdout] test tests::max_by_partial_key_single_element ... ok
[INFO] [stdout] test tests::min_by_partial_key_all_nan ... ok
[INFO] [stdout] test tests::min_by_partial_key_negative_numbers ... ok
[INFO] [stdout] test tests::min_by_partial_key_single_element ... ok
[INFO] [stdout] test tests::min_by_partial_key_empty ... ok
[INFO] [stdout] test tests::max_by_partial_key_with_key_function ... ok
[INFO] [stdout] test tests::min_by_partial_key_with_key_function ... ok
[INFO] [stdout] test tests::min_max_with_complex_key_function ... ok
[INFO] [stdout] test tests::min_max_with_equal_elements ... ok
[INFO] [stdout] test tests::min_max_with_infinity ... ok
[INFO] [stdout] test tests::max_by_partial_key_with_nan ... ok
[INFO] [stdout] test tests::min_max_with_option_flatten ... ok
[INFO] [stdout] test tests::min_by_partial_key_with_nan ... ok
[INFO] [stdout] test tests::min_max_with_string_length ... ok
[INFO] [stdout] test tests::min_by_partial_key_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter_extra
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/prelude.rs - prelude::IterExtra::deltas_by (line 262) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::IterExtra::deltas_by_key (line 295) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::IterExtra::deltas (line 231) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::IterExtra::min_by_partial_key (line 119) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::IterExtra::max_by_partial_key (line 162) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/prelude.rs - prelude::IterExtra::deltas_by (line 262) stdout ----
[INFO] [stdout] error[E0599]: no method named `floor` found for reference `&{float}` in the current scope
[INFO] [stdout]    --> src/prelude.rs:268:25
[INFO] [stdout]     |
[INFO] [stdout] 268 |     .deltas_by(|a, b| a.floor().total_cmp(&b.floor()))
[INFO] [stdout]     |                         ^^^^^ method not found in `&{float}`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `floor` found for reference `&{float}` in the current scope
[INFO] [stdout]    --> src/prelude.rs:268:46
[INFO] [stdout]     |
[INFO] [stdout] 268 |     .deltas_by(|a, b| a.floor().total_cmp(&b.floor()))
[INFO] [stdout]     |                                              ^^^^^ method not found in `&{float}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/prelude.rs - prelude::IterExtra::deltas_by (line 262)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.63s; merged doctests compilation took 0.15s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "8ae0f2f9fd077773ef0f57935ce23bb043b00b927a0b3903e75f809cdb59a23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae0f2f9fd077773ef0f57935ce23bb043b00b927a0b3903e75f809cdb59a23f", kill_on_drop: false }`
[INFO] [stdout] 8ae0f2f9fd077773ef0f57935ce23bb043b00b927a0b3903e75f809cdb59a23f
