[INFO] fetching crate ex_merge_sort 0.4.0...
[INFO] testing ex_merge_sort-0.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ex_merge_sort 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ex_merge_sort 0.4.0 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 ex_merge_sort 0.4.0
[INFO] finished tweaking crates.io crate ex_merge_sort 0.4.0
[INFO] tweaked toml for crates.io crate ex_merge_sort 0.4.0 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 639d0a279aefb5b82a0a0d8304b3ffdf2a377fd0ef9f97e467631eb5618522bc
[INFO] running `Command { std: "docker" "start" "-a" "639d0a279aefb5b82a0a0d8304b3ffdf2a377fd0ef9f97e467631eb5618522bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "639d0a279aefb5b82a0a0d8304b3ffdf2a377fd0ef9f97e467631eb5618522bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639d0a279aefb5b82a0a0d8304b3ffdf2a377fd0ef9f97e467631eb5618522bc", kill_on_drop: false }`
[INFO] [stdout] 639d0a279aefb5b82a0a0d8304b3ffdf2a377fd0ef9f97e467631eb5618522bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 8e6899048e022b92e797ca2c8b327919d23dcc030a1c91a8e632ff0669014c4e
[INFO] running `Command { std: "docker" "start" "-a" "8e6899048e022b92e797ca2c8b327919d23dcc030a1c91a8e632ff0669014c4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex_merge_sort v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "8e6899048e022b92e797ca2c8b327919d23dcc030a1c91a8e632ff0669014c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6899048e022b92e797ca2c8b327919d23dcc030a1c91a8e632ff0669014c4e", kill_on_drop: false }`
[INFO] [stdout] 8e6899048e022b92e797ca2c8b327919d23dcc030a1c91a8e632ff0669014c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7266a349475a650f8941cda3a61a7ec1512ce79b983806388fe269ba921af2c6
[INFO] running `Command { std: "docker" "start" "-a" "7266a349475a650f8941cda3a61a7ec1512ce79b983806388fe269ba921af2c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ex_merge_sort v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "7266a349475a650f8941cda3a61a7ec1512ce79b983806388fe269ba921af2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7266a349475a650f8941cda3a61a7ec1512ce79b983806388fe269ba921af2c6", kill_on_drop: false }`
[INFO] [stdout] 7266a349475a650f8941cda3a61a7ec1512ce79b983806388fe269ba921af2c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a4c7f9f2c8d9ce124630c3b08c5f4409a426e304fea7b888dbe1c7fb7d04e3c6
[INFO] running `Command { std: "docker" "start" "-a" "a4c7f9f2c8d9ce124630c3b08c5f4409a426e304fea7b888dbe1c7fb7d04e3c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ex_merge_sort-6c1d192ae3da905c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_sort_empty ... ok
[INFO] [stdout] test tests::test_sort_in_buf ... ok
[INFO] [stdout] test tests::test_sort_using_file ... ok
[INFO] [stdout] test tests::test_sort_three_lines ... ok
[INFO] [stdout] test tests::test_sort_one_line ... ok
[INFO] [stdout] test tests::test_sort_desc ... ok
[INFO] [stderr]    Doc-tests ex_merge_sort
[INFO] [stdout] test tests::test_sort_two_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4c7f9f2c8d9ce124630c3b08c5f4409a426e304fea7b888dbe1c7fb7d04e3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c7f9f2c8d9ce124630c3b08c5f4409a426e304fea7b888dbe1c7fb7d04e3c6", kill_on_drop: false }`
[INFO] [stdout] a4c7f9f2c8d9ce124630c3b08c5f4409a426e304fea7b888dbe1c7fb7d04e3c6