[INFO] fetching crate string_dataframe 0.1.0...
[INFO] testing string_dataframe-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate string_dataframe 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate string_dataframe 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string_dataframe 0.1.0
[INFO] finished tweaking crates.io crate string_dataframe 0.1.0
[INFO] tweaked toml for crates.io crate string_dataframe 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]   Downloaded snap v1.0.5
[INFO] [stderr]   Downloaded lz4 v1.23.3
[INFO] [stderr]   Downloaded integer-encoding v1.1.7
[INFO] [stderr]   Downloaded term-table v1.3.2
[INFO] [stderr]   Downloaded thrift v0.13.0
[INFO] [stderr]   Downloaded parquet-format v2.6.1
[INFO] [stderr]   Downloaded lz4-sys v1.9.3
[INFO] [stderr]   Downloaded parquet v6.5.0
[INFO] [stderr]   Downloaded arrow v6.5.0
[INFO] [stderr]   Downloaded zstd-sys v1.6.2+zstd.1.5.1
[INFO] [stderr]   Downloaded zstd-safe v4.1.3+zstd.1.5.1
[INFO] [stderr]   Downloaded brotli v3.3.4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dd7cec8cf05a687cacf180e62d3551f10a36bb6849437be60a1f913981d61b5
[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" "8dd7cec8cf05a687cacf180e62d3551f10a36bb6849437be60a1f913981d61b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dd7cec8cf05a687cacf180e62d3551f10a36bb6849437be60a1f913981d61b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd7cec8cf05a687cacf180e62d3551f10a36bb6849437be60a1f913981d61b5", kill_on_drop: false }`
[INFO] [stdout] 8dd7cec8cf05a687cacf180e62d3551f10a36bb6849437be60a1f913981d61b5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] 3d313f29dd08a5bcd1366747c0fcf2427ea284ea2da771262a9408bcd3fc5fc5
[INFO] running `Command { std: "docker" "start" "-a" "3d313f29dd08a5bcd1366747c0fcf2427ea284ea2da771262a9408bcd3fc5fc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v4.1.3+zstd.1.5.1
[INFO] [stderr]    Compiling integer-encoding v1.1.7
[INFO] [stderr]    Compiling parquet v6.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling zstd-sys v1.6.2+zstd.1.5.1
[INFO] [stderr]    Compiling lz4-sys v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling brotli v3.3.4
[INFO] [stderr]    Compiling term-table v1.3.2
[INFO] [stderr]    Compiling thrift v0.13.0
[INFO] [stderr]    Compiling parquet-format v2.6.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling arrow v6.5.0
[INFO] [stderr]    Compiling lz4 v1.23.3
[INFO] [stderr]    Compiling zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]    Compiling string_dataframe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "3d313f29dd08a5bcd1366747c0fcf2427ea284ea2da771262a9408bcd3fc5fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d313f29dd08a5bcd1366747c0fcf2427ea284ea2da771262a9408bcd3fc5fc5", kill_on_drop: false }`
[INFO] [stdout] 3d313f29dd08a5bcd1366747c0fcf2427ea284ea2da771262a9408bcd3fc5fc5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58c118e75859e8128d364d4ed3f59eea9da375bb210591999e659a6e78983695
[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" "58c118e75859e8128d364d4ed3f59eea9da375bb210591999e659a6e78983695", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_dataframe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "58c118e75859e8128d364d4ed3f59eea9da375bb210591999e659a6e78983695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c118e75859e8128d364d4ed3f59eea9da375bb210591999e659a6e78983695", kill_on_drop: false }`
[INFO] [stdout] 58c118e75859e8128d364d4ed3f59eea9da375bb210591999e659a6e78983695
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] b033cc10768edc6e90de8fdb0de0c0b410e44a9a2e9539accf327f2ec8285fb7
[INFO] running `Command { std: "docker" "start" "-a" "b033cc10768edc6e90de8fdb0de0c0b410e44a9a2e9539accf327f2ec8285fb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string_dataframe-da2da2e9003c8ec2)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test csv_data_frame::tests::test_column_names::get_three_column_names ... ok
[INFO] [stdout] test csv_data_frame::tests::test_csv_body::simple_data_test ... ok
[INFO] [stdout] test csv_data_frame::tests::test_get_row::get_non_existing_row ... ok
[INFO] [stdout] test csv_data_frame::tests::test_from_dataframe_list::from_simple_dataframe_list ... ok
[INFO] [stdout] test csv_data_frame::tests::test_csv_row::simple_data_test_row_1_two_cols ... ok
[INFO] [stdout] test csv_data_frame::tests::test_from_tuple_list::sucess_from_list ... ok
[INFO] [stdout] test csv_data_frame::tests::test_get_column::get_nonexisting_column ... ok
[INFO] [stdout] test csv_data_frame::tests::test_get_row::get_existing_rows ... ok
[INFO] [stdout] test csv_data_frame::tests::test_nrows::empty_dataframe ... ok
[INFO] [stdout] test csv_data_frame::tests::test_csv_row::simple_data_test_row_2_all_cols ... ok
[INFO] [stdout] test csv_data_frame::tests::test_get_row::get_row_empty_dataframe ... ok
[INFO] [stdout] test csv_data_frame::tests::test_ncols::empty_dataframe ... ok
[INFO] [stdout] test csv_data_frame::tests::test_ncols::three_columns ... ok
[INFO] [stdout] test csv_data_frame::tests::test_from_tuple_list::failure_from_list ... ok
[INFO] [stdout] test csv_data_frame::tests::test_column_names::get_no_column_names ... ok
[INFO] [stdout] test utils::tests::test_csv_header::simple_test ... ok
[INFO] [stdout] test utils::tests::test_all_elements_equal::char_vec_equal ... ok
[INFO] [stdout] test data_frame_list::test::test_push_different_rows ... ok
[INFO] [stdout] test csv_data_frame::tests::test_nrows::two_rows ... ok
[INFO] [stdout] test utils::tests::test_remove_trailing_comma::comma ... ok
[INFO] [stdout] test csv_data_frame::tests::test_get_column::get_three_columns ... ok
[INFO] [stdout] test utils::tests::test_all_elements_equal::int_vec_equal ... ok
[INFO] [stdout] test utils::tests::test_all_elements_equal::int_vec_not_equal ... ok
[INFO] [stdout] test utils::tests::test_is_hashmap_dataframe::invalid_hashmap ... ok
[INFO] [stdout] test utils::tests::test_all_elements_equal::string_vec_equal ... ok
[INFO] [stdout] test data_frame_list::test::test_len ... ok
[INFO] [stdout] test utils::tests::test_is_hashmap_dataframe::valid_hashmap ... ok
[INFO] [stdout] test utils::tests::test_csv_header::one_column ... ok
[INFO] [stdout] test csv_data_frame::tests::test_csv_row::simple_data_test_row_1_all_cols ... ok
[INFO] [stdout] test utils::tests::test_remove_trailing_comma::comma_before_eol ... ok
[INFO] [stdout] test csv_data_frame::tests::test_to_csv::test_simple_dataframe ... ok
[INFO] [stdout] test csv_data_frame::tests::test_format::test_simple_dataframe ... ok
[INFO] [stderr]    Doc-tests string_dataframe
[INFO] [stdout] test utils::tests::test_csv_header::no_data ... ok
[INFO] [stdout] test utils::tests::test_remove_trailing_comma::empty_data ... ok
[INFO] [stdout] test utils::tests::test_remove_trailing_comma::irrelevant_comma ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "b033cc10768edc6e90de8fdb0de0c0b410e44a9a2e9539accf327f2ec8285fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b033cc10768edc6e90de8fdb0de0c0b410e44a9a2e9539accf327f2ec8285fb7", kill_on_drop: false }`
[INFO] [stdout] b033cc10768edc6e90de8fdb0de0c0b410e44a9a2e9539accf327f2ec8285fb7