[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-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmastrac%2Frust-libc-print" "/workspace/builds/worker-22/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmastrac/rust-libc-print on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-22/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-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d6948679ba4dde2081734606f0e70a0e931b7c3840691fe6b64540186165f8c [INFO] running `Command { std: "docker" "start" "-a" "9d6948679ba4dde2081734606f0e70a0e931b7c3840691fe6b64540186165f8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d6948679ba4dde2081734606f0e70a0e931b7c3840691fe6b64540186165f8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d6948679ba4dde2081734606f0e70a0e931b7c3840691fe6b64540186165f8c", kill_on_drop: false }` [INFO] [stdout] 9d6948679ba4dde2081734606f0e70a0e931b7c3840691fe6b64540186165f8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb4c7542e8592bcef29dc1cde507f2e528df9b4b416ac168baeae34d81373aca [INFO] running `Command { std: "docker" "start" "-a" "bb4c7542e8592bcef29dc1cde507f2e528df9b4b416ac168baeae34d81373aca", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling libc-print v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: attribute should be applied to an `extern` block [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #[link(name="c")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | / mod c { [INFO] [stdout] 21 | | extern "C" {} [INFO] [stdout] 22 | | } [INFO] [stdout] | |_- not an `extern` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.17s [INFO] running `Command { std: "docker" "inspect" "bb4c7542e8592bcef29dc1cde507f2e528df9b4b416ac168baeae34d81373aca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb4c7542e8592bcef29dc1cde507f2e528df9b4b416ac168baeae34d81373aca", kill_on_drop: false }` [INFO] [stdout] bb4c7542e8592bcef29dc1cde507f2e528df9b4b416ac168baeae34d81373aca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fb923d32c24d8bcba6fd39391daaa9c26526b7164ddb585bf02fb47b28d21f3 [INFO] running `Command { std: "docker" "start" "-a" "9fb923d32c24d8bcba6fd39391daaa9c26526b7164ddb585bf02fb47b28d21f3", kill_on_drop: false }` [INFO] [stderr] Compiling libc-print v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: attribute should be applied to an `extern` block [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #[link(name="c")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | / mod c { [INFO] [stdout] 21 | | extern "C" {} [INFO] [stdout] 22 | | } [INFO] [stdout] | |_- not an `extern` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to an `extern` block [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #[link(name="c")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | / mod c { [INFO] [stdout] 21 | | extern "C" {} [INFO] [stdout] 22 | | } [INFO] [stdout] | |_- not an `extern` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "9fb923d32c24d8bcba6fd39391daaa9c26526b7164ddb585bf02fb47b28d21f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fb923d32c24d8bcba6fd39391daaa9c26526b7164ddb585bf02fb47b28d21f3", kill_on_drop: false }` [INFO] [stdout] 9fb923d32c24d8bcba6fd39391daaa9c26526b7164ddb585bf02fb47b28d21f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e1dd6d3bd07ddf0e4af4c62f855ab9c1e8d6e9d83b2cfc1bca1cf33a3cf7869b [INFO] running `Command { std: "docker" "start" "-a" "e1dd6d3bd07ddf0e4af4c62f855ab9c1e8d6e9d83b2cfc1bca1cf33a3cf7869b", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: attribute should be applied to an `extern` block [INFO] [stdout] running 6 tests [INFO] [stderr] --> src/lib.rs:19:1 [INFO] [stdout] stdout fd = 1 [INFO] [stderr] | [INFO] [stdout] test std_name::tests_std_name::test_stderr ... ok [INFO] [stderr] 19 | #[link(name="c")] [INFO] [stdout] test tests::test_stdout ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] test tests::test_stderr ... ok [INFO] [stderr] 20 | / mod c { [INFO] [stdout] stdout fd = 1 [INFO] [stderr] 21 | | extern "C" {} [INFO] [stdout] test std_name::tests_std_name::test_stdout ... ok [INFO] [stderr] 22 | | } [INFO] [stderr] | |_- not an `extern` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] [INFO] [stderr] warning: `libc-print` (lib) generated 1 warning [INFO] [stderr] warning: `libc-print` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/libc_print-a87d49e357135a8b) [INFO] [stderr] stderr fd = 2 [INFO] [stderr] stderr fd = 2 [INFO] [stdout] stdout! [INFO] [stderr] stderr! [INFO] [stdout] test tests::test_stderr_write ... ok [INFO] [stderr] Doc-tests libc_print [INFO] [stdout] test tests::test_stdout_write ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [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" "e1dd6d3bd07ddf0e4af4c62f855ab9c1e8d6e9d83b2cfc1bca1cf33a3cf7869b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1dd6d3bd07ddf0e4af4c62f855ab9c1e8d6e9d83b2cfc1bca1cf33a3cf7869b", kill_on_drop: false }` [INFO] [stdout] e1dd6d3bd07ddf0e4af4c62f855ab9c1e8d6e9d83b2cfc1bca1cf33a3cf7869b