[INFO] fetching crate ex_merge_sort_by_key 0.2.0...
[INFO] testing ex_merge_sort_by_key-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ex_merge_sort_by_key 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ex_merge_sort_by_key 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ex_merge_sort_by_key 0.2.0
[INFO] finished tweaking crates.io crate ex_merge_sort_by_key 0.2.0
[INFO] tweaked toml for crates.io crate ex_merge_sort_by_key 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded indoc v1.0.3
[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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1f490765f31adeede8c75327d508525f8e080a8a978bd065ce24c75cafe5fd7
[INFO] running `Command { std: "docker" "start" "-a" "d1f490765f31adeede8c75327d508525f8e080a8a978bd065ce24c75cafe5fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1f490765f31adeede8c75327d508525f8e080a8a978bd065ce24c75cafe5fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f490765f31adeede8c75327d508525f8e080a8a978bd065ce24c75cafe5fd7", kill_on_drop: false }`
[INFO] [stdout] d1f490765f31adeede8c75327d508525f8e080a8a978bd065ce24c75cafe5fd7
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bdb1d42a4540dfb7ef7c06620d331d6fe32f6f527a7b8adb9a5dbc633f83a52
[INFO] running `Command { std: "docker" "start" "-a" "7bdb1d42a4540dfb7ef7c06620d331d6fe32f6f527a7b8adb9a5dbc633f83a52", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex_merge_sort_by_key v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "7bdb1d42a4540dfb7ef7c06620d331d6fe32f6f527a7b8adb9a5dbc633f83a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bdb1d42a4540dfb7ef7c06620d331d6fe32f6f527a7b8adb9a5dbc633f83a52", kill_on_drop: false }`
[INFO] [stdout] 7bdb1d42a4540dfb7ef7c06620d331d6fe32f6f527a7b8adb9a5dbc633f83a52
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcec88d3bdeded567ab1991bf9486f3f06c3dc39f1171077d94b3f325cc23ec6
[INFO] running `Command { std: "docker" "start" "-a" "bcec88d3bdeded567ab1991bf9486f3f06c3dc39f1171077d94b3f325cc23ec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling ex_merge_sort_by_key v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "bcec88d3bdeded567ab1991bf9486f3f06c3dc39f1171077d94b3f325cc23ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcec88d3bdeded567ab1991bf9486f3f06c3dc39f1171077d94b3f325cc23ec6", kill_on_drop: false }`
[INFO] [stdout] bcec88d3bdeded567ab1991bf9486f3f06c3dc39f1171077d94b3f325cc23ec6
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ba641cfb8b28c08d846a0796275d11d95cabef1b84367753e4e9384b67b8a0a
[INFO] running `Command { std: "docker" "start" "-a" "1ba641cfb8b28c08d846a0796275d11d95cabef1b84367753e4e9384b67b8a0a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ex_merge_sort_by_key-bf76ae4c9802a3a2)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_reverse_sort_by_num_in_buf ... ok
[INFO] [stdout] test tests::test_reverse_sort_in_buf ... ok
[INFO] [stdout] test tests::test_sort_in_buf1 ... ok
[INFO] [stdout] test tests::test_sort_empty ... ok
[INFO] [stdout] test tests::test_sort_by_num_in_buf ... ok
[INFO] [stdout] test tests::test_sort_in_buf2 ... ok
[INFO] [stdout] test tests::test_sort_one_line ... ok
[INFO] [stdout] test tests::test_sort_two_lines ... ok
[INFO] [stdout] test tests::test_sort_three_lines ... ok
[INFO] [stdout] test tests::test_reverse_sort_by_num_using_file ... ok
[INFO] [stdout] test tests::reverse_test_sort_using_file ... ok
[INFO] [stdout] test tests::test_sort_by_num_using_file ... ok
[INFO] [stdout] test tests::test_sort_using_file1 ... ok
[INFO] [stdout] test tests::test_sort_using_file2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ex_merge_sort_by_key
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ba641cfb8b28c08d846a0796275d11d95cabef1b84367753e4e9384b67b8a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba641cfb8b28c08d846a0796275d11d95cabef1b84367753e4e9384b67b8a0a", kill_on_drop: false }`
[INFO] [stdout] 1ba641cfb8b28c08d846a0796275d11d95cabef1b84367753e4e9384b67b8a0a