[INFO] crate tabwriter 1.2.1 is already in cache
[INFO] testing tabwriter-1.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate tabwriter 1.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tabwriter 1.2.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tabwriter 1.2.1
[INFO] finished tweaking crates.io crate tabwriter 1.2.1
[INFO] tweaked toml for crates.io crate tabwriter 1.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 1e5304370f47a49377aaccbfb3e70a994a9a1a7f8f9cf60c8a0c7bb1181ebb8d
[INFO] running `Command { std: "docker" "start" "-a" "1e5304370f47a49377aaccbfb3e70a994a9a1a7f8f9cf60c8a0c7bb1181ebb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e5304370f47a49377aaccbfb3e70a994a9a1a7f8f9cf60c8a0c7bb1181ebb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5304370f47a49377aaccbfb3e70a994a9a1a7f8f9cf60c8a0c7bb1181ebb8d", kill_on_drop: false }`
[INFO] [stdout] 1e5304370f47a49377aaccbfb3e70a994a9a1a7f8f9cf60c8a0c7bb1181ebb8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef55ba6062e59807e55c4b61721481cd90ac3c72c18633b806801f8c419474d2
[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" "ef55ba6062e59807e55c4b61721481cd90ac3c72c18633b806801f8c419474d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling tabwriter v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:342:22
[INFO] [stdout]     |
[INFO] [stdout] 342 |         self.error().description()
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "ef55ba6062e59807e55c4b61721481cd90ac3c72c18633b806801f8c419474d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef55ba6062e59807e55c4b61721481cd90ac3c72c18633b806801f8c419474d2", kill_on_drop: false }`
[INFO] [stdout] ef55ba6062e59807e55c4b61721481cd90ac3c72c18633b806801f8c419474d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--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] 237e5374554e1d37189f982b97f0aee63a1d117a88b01994181ce4316083254e
[INFO] running `Command { std: "docker" "start" "-a" "237e5374554e1d37189f982b97f0aee63a1d117a88b01994181ce4316083254e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tabwriter v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:342:22
[INFO] [stdout]     |
[INFO] [stdout] 342 |         self.error().description()
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:342:22
[INFO] [stdout]     |
[INFO] [stdout] 342 |         self.error().description()
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "237e5374554e1d37189f982b97f0aee63a1d117a88b01994181ce4316083254e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "237e5374554e1d37189f982b97f0aee63a1d117a88b01994181ce4316083254e", kill_on_drop: false }`
[INFO] [stdout] 237e5374554e1d37189f982b97f0aee63a1d117a88b01994181ce4316083254e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2b74bf24d8544470a139442f0f8dee151f53e41712b490eed8786ce2e6dabfa
[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" "c2b74bf24d8544470a139442f0f8dee151f53e41712b490eed8786ce2e6dabfa", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:342:22
[INFO] [stderr]     |
[INFO] [stderr] 342 |         self.error().description()
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:342:22
[INFO] [stderr]     |
[INFO] [stderr] 342 |         self.error().description()
[INFO] [stderr]     |                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tabwriter-daf78d330d97b2ab
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test test::test_contiguous_columns ... ok
[INFO] [stdout] test test::test_empty_cell_no_min ... ok
[INFO] [stdout] test test::test_empty_cells ... ok
[INFO] [stdout] test test::test_no_cells ... ok
[INFO] [stdout] test test::test_minwidth ... ok
[INFO] [stdout] test test::test_no_cells_trailing ... ok
[INFO] [stdout] test test::test_no_padding_one_row ... ok
[INFO] [stdout] test test::test_one_cell_center ... ok
[INFO] [stdout] test test::test_no_cells_prior ... ok
[INFO] [stdout] test test::test_contiguous_columns_center ... ok
[INFO] [stdout] test test::test_empty_cells_ignore_trailing ... ok
[INFO] [stdout] test test::test_empty_cell ... ok
[INFO] [stdout] test test::test_one_cell_right ... ok
[INFO] [stdout] test test::test_no_padding ... ok
[INFO] [stdout] test test::test_one_cell ... ok
[INFO] [stdout] test test::test_contiguous_columns_complex ... ok
[INFO] [stdout] test test::test_contiguous_columns_right ... ok
[INFO] [stdout] test test::test_empty ... ok
[INFO] [stdout] test test::test_empty_cells_no_min ... ok
[INFO] [stdout] test test::test_empty_lines ... ok
[INFO] [stdout] test test::test_table_center ... ok
[INFO] [stdout] test test::test_table_right ... ok
[INFO] [stdout] test test::test_unicode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tabwriter
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2b74bf24d8544470a139442f0f8dee151f53e41712b490eed8786ce2e6dabfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b74bf24d8544470a139442f0f8dee151f53e41712b490eed8786ce2e6dabfa", kill_on_drop: false }`
[INFO] [stdout] c2b74bf24d8544470a139442f0f8dee151f53e41712b490eed8786ce2e6dabfa