[INFO] cloning repository https://github.com/esanum/excel_column_diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esanum/excel_column_diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesanum%2Fexcel_column_diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesanum%2Fexcel_column_diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 730b05b71952404eaed602f6fba6762dfef178e3
[INFO] testing esanum/excel_column_diff against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesanum%2Fexcel_column_diff" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/esanum/excel_column_diff on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/esanum/excel_column_diff
[INFO] finished tweaking git repo https://github.com/esanum/excel_column_diff
[INFO] tweaked toml for git repo https://github.com/esanum/excel_column_diff written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/esanum/excel_column_diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded libflate v0.1.19
[INFO] [stderr]   Downloaded quick-xml v0.13.1
[INFO] [stderr]   Downloaded calamine v0.14.10
[INFO] [stderr]   Downloaded encoding_rs v0.8.13
[INFO] [stderr]   Downloaded zip v0.5.0
[INFO] [stderr]   Downloaded crc32fast v1.1.2
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6879d3e5168a97e78898de8196ab9d2e3f15681e33c28f5b1f6dfba0f0d5d9b5
[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" "6879d3e5168a97e78898de8196ab9d2e3f15681e33c28f5b1f6dfba0f0d5d9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6879d3e5168a97e78898de8196ab9d2e3f15681e33c28f5b1f6dfba0f0d5d9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6879d3e5168a97e78898de8196ab9d2e3f15681e33c28f5b1f6dfba0f0d5d9b5", kill_on_drop: false }`
[INFO] [stdout] 6879d3e5168a97e78898de8196ab9d2e3f15681e33c28f5b1f6dfba0f0d5d9b5
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 186d4ec53eaa4b8c59a8af43657fda0c0f363820627d3730da8677e6953deefc
[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" "186d4ec53eaa4b8c59a8af43657fda0c0f363820627d3730da8677e6953deefc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling zip v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling quick-xml v0.13.1
[INFO] [stderr]    Compiling calamine v0.14.10
[INFO] [stderr]    Compiling excel_column_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.38s
[INFO] running `Command { std: "docker" "inspect" "186d4ec53eaa4b8c59a8af43657fda0c0f363820627d3730da8677e6953deefc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186d4ec53eaa4b8c59a8af43657fda0c0f363820627d3730da8677e6953deefc", kill_on_drop: false }`
[INFO] [stdout] 186d4ec53eaa4b8c59a8af43657fda0c0f363820627d3730da8677e6953deefc
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0edd023197a9e2401578312ff48cb20b2ba42924a26a0d029b44624f861184f
[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" "c0edd023197a9e2401578312ff48cb20b2ba42924a26a0d029b44624f861184f", kill_on_drop: false }`
[INFO] [stderr]    Compiling excel_column_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "c0edd023197a9e2401578312ff48cb20b2ba42924a26a0d029b44624f861184f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0edd023197a9e2401578312ff48cb20b2ba42924a26a0d029b44624f861184f", kill_on_drop: false }`
[INFO] [stdout] c0edd023197a9e2401578312ff48cb20b2ba42924a26a0d029b44624f861184f
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f68cffaa0f082acf81c9f1327e9db5f6e6292df26da7e6153d7e8816873f273
[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" "5f68cffaa0f082acf81c9f1327e9db5f6e6292df26da7e6153d7e8816873f273", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/excel_column_diff-caaca38dfdcf3bb3
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_build_sheets ... ok
[INFO] [stdout] test test_with_two_existing_workbooks ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/excel_column_diff-8cbaaf46e1d90255
[INFO] [stdout] test test_with_incorrect_left_workbook ... ok
[INFO] [stderr]    Doc-tests excel_column_diff
[INFO] [stdout] test test_with_incorrect_right_workbook ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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] [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" "5f68cffaa0f082acf81c9f1327e9db5f6e6292df26da7e6153d7e8816873f273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f68cffaa0f082acf81c9f1327e9db5f6e6292df26da7e6153d7e8816873f273", kill_on_drop: false }`
[INFO] [stdout] 5f68cffaa0f082acf81c9f1327e9db5f6e6292df26da7e6153d7e8816873f273