[INFO] fetching crate nd_iter 0.0.4...
[INFO] testing nd_iter-0.0.4 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate nd_iter 0.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nd_iter 0.0.4 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nd_iter 0.0.4
[INFO] finished tweaking crates.io crate nd_iter 0.0.4
[INFO] tweaked toml for crates.io crate nd_iter 0.0.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4c274dfaa3bc14b71aa66a60ab21d64fbf683997a8656b36844c2c99b2f12cde
[INFO] running `"docker" "start" "-a" "4c274dfaa3bc14b71aa66a60ab21d64fbf683997a8656b36844c2c99b2f12cde"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling nd_iter v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "4c274dfaa3bc14b71aa66a60ab21d64fbf683997a8656b36844c2c99b2f12cde"`
[INFO] running `"docker" "rm" "-f" "4c274dfaa3bc14b71aa66a60ab21d64fbf683997a8656b36844c2c99b2f12cde"`
[INFO] [stdout] 4c274dfaa3bc14b71aa66a60ab21d64fbf683997a8656b36844c2c99b2f12cde
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10c9c61667193738f7b145c38c36c139afe4a31e26bf75114792aa23f7152781
[INFO] running `"docker" "start" "-a" "10c9c61667193738f7b145c38c36c139afe4a31e26bf75114792aa23f7152781"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling nd_iter v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::iter::range_inclusive`
[INFO] [stderr]  --> examples/gen.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter::range_inclusive;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `range_inclusive` in `iter`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]  --> examples/gen.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 |     for (x, y) in iter_2d(range(0u32, 2), range_inclusive(2u32, 5)) {
[INFO] [stderr]   |                           ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> examples/gen.rs:11:30
[INFO] [stderr]    |
[INFO] [stderr] 11 |     for (x, y, z) in iter_3d(range(0u32, 2), range(2u32, 4), range(0u32, 2)) {
[INFO] [stderr]    |                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> examples/gen.rs:11:46
[INFO] [stderr]    |
[INFO] [stderr] 11 |     for (x, y, z) in iter_3d(range(0u32, 2), range(2u32, 4), range(0u32, 2)) {
[INFO] [stderr]    |                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `range` in this scope
[INFO] [stderr]   --> examples/gen.rs:11:62
[INFO] [stderr]    |
[INFO] [stderr] 11 |     for (x, y, z) in iter_3d(range(0u32, 2), range(2u32, 4), range(0u32, 2)) {
[INFO] [stderr]    |                                                              ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `nd_iter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "10c9c61667193738f7b145c38c36c139afe4a31e26bf75114792aa23f7152781"`
[INFO] running `"docker" "rm" "-f" "10c9c61667193738f7b145c38c36c139afe4a31e26bf75114792aa23f7152781"`
[INFO] [stdout] 10c9c61667193738f7b145c38c36c139afe4a31e26bf75114792aa23f7152781