[INFO] fetching crate ravencol 0.1.4...
[INFO] testing ravencol-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ravencol 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ravencol 0.1.4 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 ravencol 0.1.4
[INFO] finished tweaking crates.io crate ravencol 0.1.4
[INFO] tweaked toml for crates.io crate ravencol 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate ravencol 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f33870711cab31ad4f9a1cb76929be7a0a5a68d6aa61006cb78137968bf6cdd
[INFO] running `Command { std: "docker" "start" "-a" "2f33870711cab31ad4f9a1cb76929be7a0a5a68d6aa61006cb78137968bf6cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f33870711cab31ad4f9a1cb76929be7a0a5a68d6aa61006cb78137968bf6cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f33870711cab31ad4f9a1cb76929be7a0a5a68d6aa61006cb78137968bf6cdd", kill_on_drop: false }`
[INFO] [stdout] 2f33870711cab31ad4f9a1cb76929be7a0a5a68d6aa61006cb78137968bf6cdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5efc411a5ebde94122f5e6e5901f5af3dd521fd59fcc6dd7708ebc3778453595
[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" "5efc411a5ebde94122f5e6e5901f5af3dd521fd59fcc6dd7708ebc3778453595", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling ravencol v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.13s
[INFO] running `Command { std: "docker" "inspect" "5efc411a5ebde94122f5e6e5901f5af3dd521fd59fcc6dd7708ebc3778453595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efc411a5ebde94122f5e6e5901f5af3dd521fd59fcc6dd7708ebc3778453595", kill_on_drop: false }`
[INFO] [stdout] 5efc411a5ebde94122f5e6e5901f5af3dd521fd59fcc6dd7708ebc3778453595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8cf88cf8ac8ed98f2afe4761685bcacfdfc984bc2d5691050525aaf322edf900
[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" "8cf88cf8ac8ed98f2afe4761685bcacfdfc984bc2d5691050525aaf322edf900", kill_on_drop: false }`
[INFO] [stderr]    Compiling ravencol v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "8cf88cf8ac8ed98f2afe4761685bcacfdfc984bc2d5691050525aaf322edf900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cf88cf8ac8ed98f2afe4761685bcacfdfc984bc2d5691050525aaf322edf900", kill_on_drop: false }`
[INFO] [stdout] 8cf88cf8ac8ed98f2afe4761685bcacfdfc984bc2d5691050525aaf322edf900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 295057a02238409ad203e7f7709f4d7f6645bb03ba59cd8353b76ed7e23c62cc
[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" "295057a02238409ad203e7f7709f4d7f6645bb03ba59cd8353b76ed7e23c62cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ravencol-e12de4ee6a3a3169
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ravencol-5f15486eed16bfd8
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/columns_test-09927f57bdbf18ad
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test full_col_test ... ok
[INFO] [stdout] test imp_col_test ... ok
[INFO] [stdout] test type_col_test ... ok
[INFO] [stdout] test imp_col_test_b ... ok
[INFO] [stdout] test fil_col_test ... ok
[INFO] [stdout] test columns_test ... ok
[INFO] [stdout] test type_col_test_b ... ok
[INFO] [stdout] test index_test ... ok
[INFO] [stdout] test fil_col_test_b ... ok
[INFO] [stdout] test row_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ravencol
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/lib.rs - (line 173) ... ignored
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 137) ... ok
[INFO] [stdout] test src/lib.rs - (line 100) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::col_index (line 326) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::col_type (line 409) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::extent_num_fil (line 611) ... ok
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::col_imp (line 498) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::from_os_string (line 278) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::column (line 364) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::col_fil (line 455) ... ok
[INFO] [stdout] test src/lib.rs - (line 147) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::column_major_vector (line 946) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::max_num_fil (line 539) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::min_num_fil (line 575) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::pair_col_fil (line 648) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::pair_col_fil_sorted (line 868) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::pair_col_imp (line 711) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::slice_col_fil (line 814) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::row_major_vector (line 984) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::slice_col_imp (line 769) ... ok
[INFO] [stdout] test src/lib.rs - RawFrame::pair_col_imp_sorted (line 908) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "295057a02238409ad203e7f7709f4d7f6645bb03ba59cd8353b76ed7e23c62cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295057a02238409ad203e7f7709f4d7f6645bb03ba59cd8353b76ed7e23c62cc", kill_on_drop: false }`
[INFO] [stdout] 295057a02238409ad203e7f7709f4d7f6645bb03ba59cd8353b76ed7e23c62cc