[INFO] fetching crate iter_num_tools 0.2.0...
[INFO] testing iter_num_tools-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate iter_num_tools 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate iter_num_tools 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter_num_tools 0.2.0
[INFO] finished tweaking crates.io crate iter_num_tools 0.2.0
[INFO] tweaked toml for crates.io crate iter_num_tools 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5694848038acdaf33d6bd118fba71aaaaf00e3e80b5a546edfb58008f6442f30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5694848038acdaf33d6bd118fba71aaaaf00e3e80b5a546edfb58008f6442f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5694848038acdaf33d6bd118fba71aaaaf00e3e80b5a546edfb58008f6442f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5694848038acdaf33d6bd118fba71aaaaf00e3e80b5a546edfb58008f6442f30", kill_on_drop: false }`
[INFO] [stdout] 5694848038acdaf33d6bd118fba71aaaaf00e3e80b5a546edfb58008f6442f30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aadb173ff4fbe48e5d639dd1d01e2fe14a8ae20aa3ddb9e2bd8712512d14b02a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aadb173ff4fbe48e5d639dd1d01e2fe14a8ae20aa3ddb9e2bd8712512d14b02a", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling iter_num_tools v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "aadb173ff4fbe48e5d639dd1d01e2fe14a8ae20aa3ddb9e2bd8712512d14b02a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadb173ff4fbe48e5d639dd1d01e2fe14a8ae20aa3ddb9e2bd8712512d14b02a", kill_on_drop: false }`
[INFO] [stdout] aadb173ff4fbe48e5d639dd1d01e2fe14a8ae20aa3ddb9e2bd8712512d14b02a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff1bf401bec92fbe938bd0cf7ebaae16b765846df2d5ce35621438d880e611b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8ff1bf401bec92fbe938bd0cf7ebaae16b765846df2d5ce35621438d880e611b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_num_tools v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "8ff1bf401bec92fbe938bd0cf7ebaae16b765846df2d5ce35621438d880e611b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff1bf401bec92fbe938bd0cf7ebaae16b765846df2d5ce35621438d880e611b", kill_on_drop: false }`
[INFO] [stdout] 8ff1bf401bec92fbe938bd0cf7ebaae16b765846df2d5ce35621438d880e611b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd9bc76ad8b4479a58ca4a8d73a8138ee1a355583d8f698c4f3e9667162f4a2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd9bc76ad8b4479a58ca4a8d73a8138ee1a355583d8f698c4f3e9667162f4a2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iter_num_tools-7f26d12b1f51cc4f
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test arange::tests::test_arange ... ok
[INFO] [stdout] test grid::tests::test_grid2 ... ok
[INFO] [stdout] test grid::tests::test_grid3 ... ok
[INFO] [stdout] test lerp::tests::lerp_usize ... ok
[INFO] [stdout] test grid::tests::test_grid4 ... ok
[INFO] [stdout] test combine::tests::test_combine ... ok
[INFO] [stdout] test linspace::tests::test_lin_space_inclusive ... ok
[INFO] [stdout] test linspace::tests::test_lin_space_exclusive ... ok
[INFO] [stdout] test logspace::tests::test_log_space_inclusive ... ok
[INFO] [stdout] test map::tests::test_count ... ok
[INFO] [stdout] test logspace::tests::test_log_space_exclusive ... ok
[INFO] [stdout] test lerp::tests::lerp ... ok
[INFO] [stdout] test map::tests::test_iter ... ok
[INFO] [stdout] test map::tests::test_last ... ok
[INFO] [stdout] test map::tests::test_len ... ok
[INFO] [stdout] test map::tests::test_reverse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter_num_tools
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/arange.rs - arange::arange (line 8) ... ok
[INFO] [stdout] test src/logspace.rs - logspace::log_space (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/gridspace.rs - gridspace::grid_space (line 3) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/arange_grid.rs - arange_grid::arange_grid (line 11) ... ok
[INFO] [stdout] test src/linspace.rs - linspace::lin_space (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd9bc76ad8b4479a58ca4a8d73a8138ee1a355583d8f698c4f3e9667162f4a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9bc76ad8b4479a58ca4a8d73a8138ee1a355583d8f698c4f3e9667162f4a2d", kill_on_drop: false }`
[INFO] [stdout] bd9bc76ad8b4479a58ca4a8d73a8138ee1a355583d8f698c4f3e9667162f4a2d