[INFO] cloning repository https://github.com/akkaha/hello-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akkaha/hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakkaha%2Fhello-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakkaha%2Fhello-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8f9a2e5aaf359b827c150e461330584985d5595a [INFO] building akkaha/hello-rust against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakkaha%2Fhello-rust" "/workspace/builds/worker-28/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akkaha/hello-rust on toolchain 222c5724ecc922fe67815f428c19f82c129d9386 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akkaha/hello-rust [INFO] finished tweaking git repo https://github.com/akkaha/hello-rust [INFO] tweaked toml for git repo https://github.com/akkaha/hello-rust written to /workspace/builds/worker-28/source/Cargo.toml [INFO] crate git repo https://github.com/akkaha/hello-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-28/source/tokio-tutorial/Cargo.toml: file found to be present in multiple build targets: /workspace/builds/worker-28/source/tokio-tutorial/src/bin/tokio-hello.rs [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bytes v0.5.3 [INFO] [stderr] Downloaded tokio-macros v0.2.1 [INFO] [stderr] Downloaded tokio v0.2.5 [INFO] [stderr] Downloaded http v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e58c06d1a5ff9a0ab70ddba027eab6382c7ca9d4a59cf541ad34a4eabccd8989 [INFO] running `Command { std: "docker" "start" "-a" "e58c06d1a5ff9a0ab70ddba027eab6382c7ca9d4a59cf541ad34a4eabccd8989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e58c06d1a5ff9a0ab70ddba027eab6382c7ca9d4a59cf541ad34a4eabccd8989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e58c06d1a5ff9a0ab70ddba027eab6382c7ca9d4a59cf541ad34a4eabccd8989", kill_on_drop: false }` [INFO] [stdout] e58c06d1a5ff9a0ab70ddba027eab6382c7ca9d4a59cf541ad34a4eabccd8989 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=forbid" "-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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e347e9986ac35e1dd5a97bc1d9011b93def861c8ca70423ce806152960c4275 [INFO] running `Command { std: "docker" "start" "-a" "2e347e9986ac35e1dd5a97bc1d9011b93def861c8ca70423ce806152960c4275", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/tokio-tutorial/Cargo.toml: file found to be present in multiple build targets: /opt/rustwide/workdir/tokio-tutorial/src/bin/tokio-hello.rs [INFO] [stderr] Compiling basic-tutorial v0.1.0 (/opt/rustwide/workdir/basic-tutorial) [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling bytes v0.5.3 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling arc-swap v0.4.4 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling pin-project-lite v0.1.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling webserver v0.1.0 (/opt/rustwide/workdir/webserver) [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stdout] warning: field is never read: `kind` [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | kind: IpAddrKind, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IpAddr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `address` [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | address: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IpAddr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling http v0.2.0 [INFO] [stderr] Compiling bytes-tutorial v0.1.0 (/opt/rustwide/workdir/bytes-tutorial) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tokio-macros v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio v0.2.5 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling clap-tutorial v0.1.0 (/opt/rustwide/workdir/clap-tutorial) [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling tokio-tutorial v0.1.0 (/opt/rustwide/workdir/tokio-tutorial) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 22s [INFO] running `Command { std: "docker" "inspect" "2e347e9986ac35e1dd5a97bc1d9011b93def861c8ca70423ce806152960c4275", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e347e9986ac35e1dd5a97bc1d9011b93def861c8ca70423ce806152960c4275", kill_on_drop: false }` [INFO] [stdout] 2e347e9986ac35e1dd5a97bc1d9011b93def861c8ca70423ce806152960c4275 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=forbid" "-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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 252fecdeee64b93061f5de23beabd2221b8a379951cf80bbf647ffbe79b370e7 [INFO] running `Command { std: "docker" "start" "-a" "252fecdeee64b93061f5de23beabd2221b8a379951cf80bbf647ffbe79b370e7", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/tokio-tutorial/Cargo.toml: file found to be present in multiple build targets: /opt/rustwide/workdir/tokio-tutorial/src/bin/tokio-hello.rs [INFO] [stderr] Compiling webserver v0.1.0 (/opt/rustwide/workdir/webserver) [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling basic-tutorial v0.1.0 (/opt/rustwide/workdir/basic-tutorial) [INFO] [stderr] Compiling bytes-tutorial v0.1.0 (/opt/rustwide/workdir/bytes-tutorial) [INFO] [stderr] Compiling clap-tutorial v0.1.0 (/opt/rustwide/workdir/clap-tutorial) [INFO] [stderr] Compiling tokio-tutorial v0.1.0 (/opt/rustwide/workdir/tokio-tutorial) [INFO] [stdout] warning: field is never read: `kind` [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | kind: IpAddrKind, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IpAddr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `address` [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | address: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IpAddr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> basic-tutorial/src/enum_test.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.40s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_tutorial-744d1b5260327247) [INFO] [stderr] Executable unittests src/box_test.rs (/opt/rustwide/target/debug/deps/box_test-e197afb214f3a765) [INFO] [stderr] Executable unittests src/closures_test.rs (/opt/rustwide/target/debug/deps/closures_test-c6803dde021d0598) [INFO] [stderr] Executable unittests src/control_flow_test.rs (/opt/rustwide/target/debug/deps/control_flow_test-da3bc04b650f28a0) [INFO] [stderr] Executable unittests src/drop_test.rs (/opt/rustwide/target/debug/deps/drop_test-a716d449548aedbb) [INFO] [stderr] Executable unittests src/enum_test.rs (/opt/rustwide/target/debug/deps/enum_test-a3b095e00de14d31) [INFO] [stderr] Executable unittests src/function_test.rs (/opt/rustwide/target/debug/deps/function_test-c8d100e0ab23cc60) [INFO] [stderr] Executable unittests src/iterators_test.rs (/opt/rustwide/target/debug/deps/iterators_test-84b12973255b0c27) [INFO] [stderr] Executable unittests src/lifetimes_test.rs (/opt/rustwide/target/debug/deps/lifetimes_test-fd42dd582efeffd8) [INFO] [stderr] Executable unittests src/map_test.rs (/opt/rustwide/target/debug/deps/map_test-02c87cdfaa91f6b5) [INFO] [stderr] Executable unittests src/match_test.rs (/opt/rustwide/target/debug/deps/match_test-d400db73e2ca2f48) [INFO] [stderr] Executable unittests src/message_passing_test.rs (/opt/rustwide/target/debug/deps/message_passing_test-2d8c35d5ff2b6a83) [INFO] [stderr] Executable unittests src/method_test.rs (/opt/rustwide/target/debug/deps/method_test-2a64a2c76d4cfa8a) [INFO] [stderr] Executable unittests src/ownership_test.rs (/opt/rustwide/target/debug/deps/ownership_test-0e91b5b19c6eb608) [INFO] [stderr] Executable unittests src/panic_test.rs (/opt/rustwide/target/debug/deps/panic_test-adad8bbdf8b6e1af) [INFO] [stderr] Executable unittests src/rc_test.rs (/opt/rustwide/target/debug/deps/rc_test-0f4effc0cae33ce1) [INFO] [stderr] Executable unittests src/references_and_borrowing_test.rs (/opt/rustwide/target/debug/deps/references_and_borrowing_test-53795be15f46209f) [INFO] [stderr] Executable unittests src/shared_state_test.rs (/opt/rustwide/target/debug/deps/shared_state_test-dc113dd906c8c8bc) [INFO] [stderr] Executable unittests src/slice_test.rs (/opt/rustwide/target/debug/deps/slice_test-27a72f8d7f76e162) [INFO] [stderr] Executable unittests src/strings_test.rs (/opt/rustwide/target/debug/deps/strings_test-136fa1e2f7e5e3fc) [INFO] [stderr] Executable unittests src/struct_test.rs (/opt/rustwide/target/debug/deps/struct_test-1b3e4fbf0149d240) [INFO] [stderr] Executable unittests src/thread_test.rs (/opt/rustwide/target/debug/deps/thread_test-056a99718085e7b7) [INFO] [stderr] Executable unittests src/traits_test.rs (/opt/rustwide/target/debug/deps/traits_test-1c209eb42c2f141c) [INFO] [stderr] Executable unittests src/unsafe_test.rs (/opt/rustwide/target/debug/deps/unsafe_test-d353bda80e28d5c3) [INFO] [stderr] Executable unittests src/vectors_test.rs (/opt/rustwide/target/debug/deps/vectors_test-1da1edd6090def5c) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/bytes_tutorial-5b7610756d6b41ff) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/clap_tutorial-35ba09b1b223787d) [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep-777b84cce3f74b03) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep-f688d38de5330df4) [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_tutorial-0160f7cae1774be5) [INFO] [stderr] Executable unittests src/bin/tokio-connect.rs (/opt/rustwide/target/debug/deps/tokio_connect-6bb876ff7d0368ed) [INFO] [stderr] Executable unittests src/bin/tokio-echo.rs (/opt/rustwide/target/debug/deps/tokio_echo-65f88b4fd62b8af9) [INFO] [stderr] Executable unittests src/bin/tokio-hello.rs (/opt/rustwide/target/debug/deps/tokio_hello-892d0ef4eaa77017) [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/webserver-b6b8e7ac763226d9) [INFO] [stderr] Executable unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-8ab37fc9c54e838c) [INFO] running `Command { std: "docker" "inspect" "252fecdeee64b93061f5de23beabd2221b8a379951cf80bbf647ffbe79b370e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "252fecdeee64b93061f5de23beabd2221b8a379951cf80bbf647ffbe79b370e7", kill_on_drop: false }` [INFO] [stdout] 252fecdeee64b93061f5de23beabd2221b8a379951cf80bbf647ffbe79b370e7