[INFO] fetching crate ex_merge_sort 0.4.0...
[INFO] testing ex_merge_sort-0.4.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate ex_merge_sort 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ex_merge_sort 0.4.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8c2803dfc1eb3c81f22eda25d0b9a4653861fdb7be2448633de736afc44ace6
[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" "f8c2803dfc1eb3c81f22eda25d0b9a4653861fdb7be2448633de736afc44ace6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8c2803dfc1eb3c81f22eda25d0b9a4653861fdb7be2448633de736afc44ace6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c2803dfc1eb3c81f22eda25d0b9a4653861fdb7be2448633de736afc44ace6", kill_on_drop: false }`
[INFO] [stdout] f8c2803dfc1eb3c81f22eda25d0b9a4653861fdb7be2448633de736afc44ace6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 501a0f20170a3b64ec9da27ebd2efe5c8a472b73f260a2ec0d40e359688f6d27
[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" "501a0f20170a3b64ec9da27ebd2efe5c8a472b73f260a2ec0d40e359688f6d27", 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 1.73s
[INFO] running `Command { std: "docker" "inspect" "501a0f20170a3b64ec9da27ebd2efe5c8a472b73f260a2ec0d40e359688f6d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501a0f20170a3b64ec9da27ebd2efe5c8a472b73f260a2ec0d40e359688f6d27", kill_on_drop: false }`
[INFO] [stdout] 501a0f20170a3b64ec9da27ebd2efe5c8a472b73f260a2ec0d40e359688f6d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 491058ca6a825ee67ad75d05ee2c521c1071fa41e7f7f8335d39d156e0216b6b
[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" "491058ca6a825ee67ad75d05ee2c521c1071fa41e7f7f8335d39d156e0216b6b", 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 1.49s
[INFO] running `Command { std: "docker" "inspect" "491058ca6a825ee67ad75d05ee2c521c1071fa41e7f7f8335d39d156e0216b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491058ca6a825ee67ad75d05ee2c521c1071fa41e7f7f8335d39d156e0216b6b", kill_on_drop: false }`
[INFO] [stdout] 491058ca6a825ee67ad75d05ee2c521c1071fa41e7f7f8335d39d156e0216b6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df368a3729cb1c4ffddc5e2f0f5954e291c39d39ce9af843795bb36319b9a2cd
[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" "df368a3729cb1c4ffddc5e2f0f5954e291c39d39ce9af843795bb36319b9a2cd", 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-c446972b0bbcfe6c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_sort_in_buf ... ok
[INFO] [stdout] test tests::test_sort_three_lines ... ok
[INFO] [stdout] test tests::test_sort_empty ... ok
[INFO] [stdout] test tests::test_sort_using_file ... ok
[INFO] [stderr]    Doc-tests ex_merge_sort
[INFO] [stdout] test tests::test_sort_one_line ... ok
[INFO] [stdout] test tests::test_sort_two_lines ... ok
[INFO] [stdout] test tests::test_sort_desc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df368a3729cb1c4ffddc5e2f0f5954e291c39d39ce9af843795bb36319b9a2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df368a3729cb1c4ffddc5e2f0f5954e291c39d39ce9af843795bb36319b9a2cd", kill_on_drop: false }`
[INFO] [stdout] df368a3729cb1c4ffddc5e2f0f5954e291c39d39ce9af843795bb36319b9a2cd