[INFO] fetching crate iter_columns 0.3.0...
[INFO] testing iter_columns-0.3.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate iter_columns 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate iter_columns 0.3.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter_columns 0.3.0
[INFO] finished tweaking crates.io crate iter_columns 0.3.0
[INFO] tweaked toml for crates.io crate iter_columns 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 843a29ecc4e62646b912215efd472619a239c108d1f84a394fe15d4914f49787
[INFO] running `Command { std: "docker" "start" "-a" "843a29ecc4e62646b912215efd472619a239c108d1f84a394fe15d4914f49787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "843a29ecc4e62646b912215efd472619a239c108d1f84a394fe15d4914f49787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843a29ecc4e62646b912215efd472619a239c108d1f84a394fe15d4914f49787", kill_on_drop: false }`
[INFO] [stdout] 843a29ecc4e62646b912215efd472619a239c108d1f84a394fe15d4914f49787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] f87a1d1a8cef52af877b0472c8747f671b4aadd537d7636c6bde5b848887bf37
[INFO] running `Command { std: "docker" "start" "-a" "f87a1d1a8cef52af877b0472c8747f671b4aadd537d7636c6bde5b848887bf37", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_columns v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "f87a1d1a8cef52af877b0472c8747f671b4aadd537d7636c6bde5b848887bf37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87a1d1a8cef52af877b0472c8747f671b4aadd537d7636c6bde5b848887bf37", kill_on_drop: false }`
[INFO] [stdout] f87a1d1a8cef52af877b0472c8747f671b4aadd537d7636c6bde5b848887bf37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d368bb0bd1e46467397bb32d9e79eb4d77172bf4fd491dd8a0769ed55280bf9
[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" "2d368bb0bd1e46467397bb32d9e79eb4d77172bf4fd491dd8a0769ed55280bf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter_columns v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "2d368bb0bd1e46467397bb32d9e79eb4d77172bf4fd491dd8a0769ed55280bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d368bb0bd1e46467397bb32d9e79eb4d77172bf4fd491dd8a0769ed55280bf9", kill_on_drop: false }`
[INFO] [stdout] 2d368bb0bd1e46467397bb32d9e79eb4d77172bf4fd491dd8a0769ed55280bf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] e95208095c8f4d74372297dc24f9656fce8aaad1e6a9a85b51efcff958dc719f
[INFO] running `Command { std: "docker" "start" "-a" "e95208095c8f4d74372297dc24f9656fce8aaad1e6a9a85b51efcff958dc719f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_columns-3531867bae75f4dd)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test tests::test_array_borrowed_1 ... ok
[INFO] [stdout] test tests::test_array_borrowed_3 ... ok
[INFO] [stdout] test tests::test_array_borrowed_2 ... ok
[INFO] [stdout] test tests::test_array_mut_borrowed_1 ... ok
[INFO] [stdout] test tests::test_array_mut_borrowed_2 ... ok
[INFO] [stdout] test tests::test_array_borrowed_backwards ... ok
[INFO] [stdout] test tests::test_array_mut_borrowed_3 ... ok
[INFO] [stdout] test tests::test_into_array_old ... ok
[INFO] [stdout] test tests::test_array_mut_borrowed_backwards ... ok
[INFO] [stdout] test tests::test_into_array_old_backwards ... ok
[INFO] [stdout] test tests::test_into_vec_backwards ... ok
[INFO] [stdout] test tests::test_into_vec_options ... ok
[INFO] [stdout] test tests::test_into_vec ... ok
[INFO] [stdout] test tests::test_into_vec_options_backwards ... ok
[INFO] [stdout] test tests::test_slice_borrowed_3 ... ok
[INFO] [stdout] test tests::test_slice_borrowed_1 ... ok
[INFO] [stdout] test tests::test_slice_borrowed_backwards ... ok
[INFO] [stdout] test tests::test_slice_borrowed_2 ... ok
[INFO] [stdout] test tests::test_slice_borrowed_options_2 ... ok
[INFO] [stdout] test tests::test_slice_borrowed_options_backwards ... ok
[INFO] [stdout] test tests::test_slice_borrowed_options_3 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_1 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_2 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_backwards ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_options_1 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_options_2 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_options_3 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_options_backwards ... ok
[INFO] [stdout] test tests::test_vec_borrowed_1 ... ok
[INFO] [stdout] test tests::test_vec_borrowed_2 ... ok
[INFO] [stdout] test tests::test_vec_borrowed_backwards ... ok
[INFO] [stdout] test tests::test_vec_borrowed_3 ... ok
[INFO] [stdout] test tests::test_vec_borrowed_options_1 ... ok
[INFO] [stdout] test tests::test_vec_borrowed_options_3 ... ok
[INFO] [stdout] test tests::test_vec_borrowed_options_2 ... ok
[INFO] [stdout] test tests::test_vec_borrowed_options_backwards ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_2 ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_3 ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_options_1 ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_backwards ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_options_2 ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_options_3 ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_options_backwards ... ok
[INFO] [stdout] test tests::test_slice_borrowed_options_1 ... ok
[INFO] [stdout] test tests::test_slice_mut_borrowed_3 ... ok
[INFO] [stdout] test tests::test_vec_mut_borrowed_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter_columns
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/iter.rs - iter::ColumnsMutTrait::columns (line 457) ... ok
[INFO] [stdout] test src/iter.rs - iter::ColumnsTrait::columns_options (line 418) ... ok
[INFO] [stdout] test src/iter.rs - iter::ColumnsMutTrait::columns_options (line 494) ... ok
[INFO] [stdout] test src/iter.rs - iter::ColumnsTrait::columns (line 381) ... ok
[INFO] [stdout] test src/iter.rs - iter::ColumnsIntoIterVecTrait::columns_options (line 133) ... ok
[INFO] [stdout] test src/iter.rs - iter::ColumnsIntoIterVecTrait::columns (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e95208095c8f4d74372297dc24f9656fce8aaad1e6a9a85b51efcff958dc719f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95208095c8f4d74372297dc24f9656fce8aaad1e6a9a85b51efcff958dc719f", kill_on_drop: false }`
[INFO] [stdout] e95208095c8f4d74372297dc24f9656fce8aaad1e6a9a85b51efcff958dc719f