[INFO] fetching crate tabwriter 1.2.1...
[INFO] testing tabwriter-1.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tabwriter 1.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tabwriter 1.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fe346abe437a93fb7707eff09e61e88cd05f0ea7658a7cd66b315081c917ad2
[INFO] running `Command { std: "docker" "start" "-a" "7fe346abe437a93fb7707eff09e61e88cd05f0ea7658a7cd66b315081c917ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fe346abe437a93fb7707eff09e61e88cd05f0ea7658a7cd66b315081c917ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe346abe437a93fb7707eff09e61e88cd05f0ea7658a7cd66b315081c917ad2", kill_on_drop: false }`
[INFO] [stdout] 7fe346abe437a93fb7707eff09e61e88cd05f0ea7658a7cd66b315081c917ad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65e594236a01d2aa7359088693b71a46b1a25c5271bfd0f98113e1c79b5c5486
[INFO] running `Command { std: "docker" "start" "-a" "65e594236a01d2aa7359088693b71a46b1a25c5271bfd0f98113e1c79b5c5486", kill_on_drop: false }`
[INFO] [stderr]    Compiling tabwriter v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `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 0.94s
[INFO] running `Command { std: "docker" "inspect" "65e594236a01d2aa7359088693b71a46b1a25c5271bfd0f98113e1c79b5c5486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e594236a01d2aa7359088693b71a46b1a25c5271bfd0f98113e1c79b5c5486", kill_on_drop: false }`
[INFO] [stdout] 65e594236a01d2aa7359088693b71a46b1a25c5271bfd0f98113e1c79b5c5486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 353b5d931c06d999974574524462b32a213e09eb04f7291ce475754e175c74cd
[INFO] running `Command { std: "docker" "start" "-a" "353b5d931c06d999974574524462b32a213e09eb04f7291ce475754e175c74cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tabwriter v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `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 associated function `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 0.79s
[INFO] running `Command { std: "docker" "inspect" "353b5d931c06d999974574524462b32a213e09eb04f7291ce475754e175c74cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353b5d931c06d999974574524462b32a213e09eb04f7291ce475754e175c74cd", kill_on_drop: false }`
[INFO] [stdout] 353b5d931c06d999974574524462b32a213e09eb04f7291ce475754e175c74cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06970b518670ef6a58c43521aec35d90b696d79e40ef9ce94334e75c1b5147ee
[INFO] running `Command { std: "docker" "start" "-a" "06970b518670ef6a58c43521aec35d90b696d79e40ef9ce94334e75c1b5147ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `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: `tabwriter` (lib) generated 1 warning
[INFO] [stderr] warning: `tabwriter` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tabwriter-5827611d26915d06)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test test::test_contiguous_columns ... ok
[INFO] [stdout] test test::test_empty_cell ... ok
[INFO] [stdout] test test::test_empty ... ok
[INFO] [stdout] test test::test_contiguous_columns_right ... ok
[INFO] [stdout] test test::test_empty_cell_no_min ... ok
[INFO] [stdout] test test::test_contiguous_columns_complex ... ok
[INFO] [stdout] test test::test_one_cell ... ok
[INFO] [stdout] test test::test_one_cell_center ... ok
[INFO] [stdout] test test::test_table_center ... ok
[INFO] [stdout] test test::test_one_cell_right ... ok
[INFO] [stdout] test test::test_no_padding ... ok
[INFO] [stdout] test test::test_minwidth ... ok
[INFO] [stdout] test test::test_no_padding_one_row ... ok
[INFO] [stdout] test test::test_empty_cells_ignore_trailing ... ok
[INFO] [stdout] test test::test_no_cells_trailing ... ok
[INFO] [stderr]    Doc-tests tabwriter
[INFO] [stdout] test test::test_contiguous_columns_center ... ok
[INFO] [stdout] test test::test_empty_cells ... ok
[INFO] [stdout] test test::test_empty_lines ... ok
[INFO] [stdout] test test::test_empty_cells_no_min ... ok
[INFO] [stdout] test test::test_no_cells_prior ... ok
[INFO] [stdout] test test::test_unicode ... ok
[INFO] [stdout] test test::test_table_right ... ok
[INFO] [stdout] test test::test_no_cells ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.75s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06970b518670ef6a58c43521aec35d90b696d79e40ef9ce94334e75c1b5147ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06970b518670ef6a58c43521aec35d90b696d79e40ef9ce94334e75c1b5147ee", kill_on_drop: false }`
[INFO] [stdout] 06970b518670ef6a58c43521aec35d90b696d79e40ef9ce94334e75c1b5147ee