[INFO] cloning repository https://github.com/mmastrac/rust-libc-print
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmastrac/rust-libc-print" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Frust-libc-print", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Frust-libc-print'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27733308542f778c13aef330a5f10c7c61293186
[INFO] testing mmastrac/rust-libc-print against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Frust-libc-print" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmastrac/rust-libc-print 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 git repo https://github.com/mmastrac/rust-libc-print
[INFO] finished tweaking git repo https://github.com/mmastrac/rust-libc-print
[INFO] tweaked toml for git repo https://github.com/mmastrac/rust-libc-print written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mmastrac/rust-libc-print already has a lockfile, it will not be regenerated
[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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25abd7cd08f73d778fb467bb8a9780b466d9ca8e5b0c752e6b692c027a4ac9f9
[INFO] running `Command { std: "docker" "start" "-a" "25abd7cd08f73d778fb467bb8a9780b466d9ca8e5b0c752e6b692c027a4ac9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25abd7cd08f73d778fb467bb8a9780b466d9ca8e5b0c752e6b692c027a4ac9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25abd7cd08f73d778fb467bb8a9780b466d9ca8e5b0c752e6b692c027a4ac9f9", kill_on_drop: false }`
[INFO] [stdout] 25abd7cd08f73d778fb467bb8a9780b466d9ca8e5b0c752e6b692c027a4ac9f9
[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=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] 592e53b607af21bd4d8f863a2d3f03e9c09311f3f610515e53eecfa7746c48f1
[INFO] running `Command { std: "docker" "start" "-a" "592e53b607af21bd4d8f863a2d3f03e9c09311f3f610515e53eecfa7746c48f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling libc-print v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "592e53b607af21bd4d8f863a2d3f03e9c09311f3f610515e53eecfa7746c48f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "592e53b607af21bd4d8f863a2d3f03e9c09311f3f610515e53eecfa7746c48f1", kill_on_drop: false }`
[INFO] [stdout] 592e53b607af21bd4d8f863a2d3f03e9c09311f3f610515e53eecfa7746c48f1
[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=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] e22cadfa5b80252f670d65f395919bcd22c709000ff3b40c840d4138662ebcb4
[INFO] running `Command { std: "docker" "start" "-a" "e22cadfa5b80252f670d65f395919bcd22c709000ff3b40c840d4138662ebcb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc-print v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "e22cadfa5b80252f670d65f395919bcd22c709000ff3b40c840d4138662ebcb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22cadfa5b80252f670d65f395919bcd22c709000ff3b40c840d4138662ebcb4", kill_on_drop: false }`
[INFO] [stdout] e22cadfa5b80252f670d65f395919bcd22c709000ff3b40c840d4138662ebcb4
[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=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] 1e6cbb1cceea2ca5fbec5187f2d545c91d2e1812e23bbf375bc639d2d50062c1
[INFO] running `Command { std: "docker" "start" "-a" "1e6cbb1cceea2ca5fbec5187f2d545c91d2e1812e23bbf375bc639d2d50062c1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libc_print-baad1ed969d8e27d)
[INFO] [stdout] stdout!
[INFO] [stderr] stderr fd = 2
[INFO] [stderr] stderr fd = 2
[INFO] [stdout] test std_name::tests_std_name::test_stderr ... ok
[INFO] [stderr] stderr!
[INFO] [stdout] test tests::test_stderr ... ok
[INFO] [stdout] test tests::test_stdout_write ... ok
[INFO] [stdout] test tests::test_stderr_write ... ok
[INFO] [stdout] stdout fd = 1
[INFO] [stdout] test std_name::tests_std_name::test_stdout ... ok
[INFO] [stdout] stdout fd = 1
[INFO] [stdout] test tests::test_stdout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libc_print
[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" "1e6cbb1cceea2ca5fbec5187f2d545c91d2e1812e23bbf375bc639d2d50062c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6cbb1cceea2ca5fbec5187f2d545c91d2e1812e23bbf375bc639d2d50062c1", kill_on_drop: false }`
[INFO] [stdout] 1e6cbb1cceea2ca5fbec5187f2d545c91d2e1812e23bbf375bc639d2d50062c1