[INFO] cloning repository https://github.com/rektdeckard/rust-concepts [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rektdeckard/rust-concepts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frektdeckard%2Frust-concepts", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frektdeckard%2Frust-concepts'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3919b8ce65f6ae0483cbf3a0bcb08825818624e [INFO] testing rektdeckard/rust-concepts 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%2Frektdeckard%2Frust-concepts" "/workspace/builds/worker-23/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rektdeckard/rust-concepts 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/rektdeckard/rust-concepts [INFO] finished tweaking git repo https://github.com/rektdeckard/rust-concepts [INFO] tweaked toml for git repo https://github.com/rektdeckard/rust-concepts written to /workspace/builds/worker-23/source/Cargo.toml [INFO] crate git repo https://github.com/rektdeckard/rust-concepts 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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 3220b58aeb86bb32eecd4448286367f8daa4e6ed7a100b34e0a54e08c25f35c4 [INFO] running `Command { std: "docker" "start" "-a" "3220b58aeb86bb32eecd4448286367f8daa4e6ed7a100b34e0a54e08c25f35c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3220b58aeb86bb32eecd4448286367f8daa4e6ed7a100b34e0a54e08c25f35c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3220b58aeb86bb32eecd4448286367f8daa4e6ed7a100b34e0a54e08c25f35c4", kill_on_drop: false }` [INFO] [stdout] 3220b58aeb86bb32eecd4448286367f8daa4e6ed7a100b34e0a54e08c25f35c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] f0f2e6fe479b2c2fbfe9460f4c0dfbbe894390ee9c26bbaabacd7b5807c42175 [INFO] running `Command { std: "docker" "start" "-a" "f0f2e6fe479b2c2fbfe9460f4c0dfbbe894390ee9c26bbaabacd7b5807c42175", kill_on_drop: false }` [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling concurrency v0.1.0 (/opt/rustwide/workdir/concurrency) [INFO] [stderr] Compiling standard v0.1.0 (/opt/rustwide/workdir/standard) [INFO] [stderr] Compiling smart-pointers v0.1.0 (/opt/rustwide/workdir/smart-pointers) [INFO] [stderr] Compiling vector v0.1.0 (/opt/rustwide/workdir/vector) [INFO] [stderr] Compiling linked-list v0.1.0 (/opt/rustwide/workdir/linked-list) [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling traits v0.1.0 (/opt/rustwide/workdir/traits) [INFO] [stdout] warning: field is never read: `celcius` [INFO] [stdout] --> traits/src/convert.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | celcius: f64, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> traits/src/convert.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(celcius: f64) -> Temperature { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `in_fahrenheit` [INFO] [stdout] --> traits/src/convert.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn in_fahrenheit(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `in_celcius` [INFO] [stdout] --> traits/src/convert.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn in_celcius(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `in_kelvin` [INFO] [stdout] --> traits/src/convert.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn in_kelvin(&self) -> f64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.61s [INFO] running `Command { std: "docker" "inspect" "f0f2e6fe479b2c2fbfe9460f4c0dfbbe894390ee9c26bbaabacd7b5807c42175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0f2e6fe479b2c2fbfe9460f4c0dfbbe894390ee9c26bbaabacd7b5807c42175", kill_on_drop: false }` [INFO] [stdout] f0f2e6fe479b2c2fbfe9460f4c0dfbbe894390ee9c26bbaabacd7b5807c42175 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 24dce66bc95543db0e5eeeaea3e0c6053af9b82d1018cc1e351e77114a55da0c [INFO] running `Command { std: "docker" "start" "-a" "24dce66bc95543db0e5eeeaea3e0c6053af9b82d1018cc1e351e77114a55da0c", kill_on_drop: false }` [INFO] [stderr] Compiling vector v0.1.0 (/opt/rustwide/workdir/vector) [INFO] [stderr] Compiling standard v0.1.0 (/opt/rustwide/workdir/standard) [INFO] [stderr] Compiling linked-list v0.1.0 (/opt/rustwide/workdir/linked-list) [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling smart-pointers v0.1.0 (/opt/rustwide/workdir/smart-pointers) [INFO] [stderr] Compiling concurrency v0.1.0 (/opt/rustwide/workdir/concurrency) [INFO] [stderr] Compiling traits v0.1.0 (/opt/rustwide/workdir/traits) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> smart-pointers/src/lib.rs:258:13 [INFO] [stdout] | [INFO] [stdout] 258 | value: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> smart-pointers/src/lib.rs:256:18 [INFO] [stdout] | [INFO] [stdout] 256 | #[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: `children` [INFO] [stdout] --> smart-pointers/src/lib.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | children: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> smart-pointers/src/lib.rs:256:18 [INFO] [stdout] | [INFO] [stdout] 256 | #[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 0.63s [INFO] running `Command { std: "docker" "inspect" "24dce66bc95543db0e5eeeaea3e0c6053af9b82d1018cc1e351e77114a55da0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24dce66bc95543db0e5eeeaea3e0c6053af9b82d1018cc1e351e77114a55da0c", kill_on_drop: false }` [INFO] [stdout] 24dce66bc95543db0e5eeeaea3e0c6053af9b82d1018cc1e351e77114a55da0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] bdca3ec720895e81e64a9867d5b02f7c5413e6ed93fd3e28429e07b87a8a1888 [INFO] running `Command { std: "docker" "start" "-a" "bdca3ec720895e81e64a9867d5b02f7c5413e6ed93fd3e28429e07b87a8a1888", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> smart-pointers/src/lib.rs:258:13 [INFO] [stderr] | [INFO] [stderr] 258 | value: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> smart-pointers/src/lib.rs:256:18 [INFO] [stderr] | [INFO] [stderr] 256 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> smart-pointers/src/lib.rs:260:13 [INFO] [stderr] | [INFO] [stderr] 260 | children: RefCell>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> smart-pointers/src/lib.rs:256:18 [INFO] [stderr] | [INFO] [stderr] 256 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `smart-pointers` (lib test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/concurrency-28bdc037d39505a1) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::message_passing ... ok [INFO] [stdout] test tests::move_closures ... ok [INFO] [stdout] test tests::wait_on_threads_with_join_handles ... ok [INFO] [stdout] test tests::shared_state_with_mutex ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/linked_list-0644e66a17df18b5) [INFO] [stdout] test tests::multiple_messages_and_producers ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::can_peek ... ok [INFO] [stdout] test tests::can_pop ... ok [INFO] [stdout] test tests::constructor_works ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minigrep-8628b50a8241d538) [INFO] [stdout] test tests::can_push ... ok [INFO] [stdout] test tests::push_and_pop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::config_constructor_works ... ok [INFO] [stdout] test tests::case_insensitive_search ... ok [INFO] [stdout] test tests::run_fails_with_bad_file ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minigrep-ccd698a8d3271240) [INFO] [stdout] test tests::config_constructor_fails_with_bad_args ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/smart_pointers-0a2de35e5212c4ac) [INFO] [stdout] test tests::case_sensitive_search ... ok [INFO] [stdout] test tests::run_can_read_file ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::custom_box_with_deref_coercion ... ok [INFO] [stdout] test tests::multiple_ownership_with_refcell_and_rc ... ok [INFO] [stdout] test tests::implementing_drop ... ok [INFO] [stdout] test tests::recursive_type_with_box ... ok [INFO] [stdout] test tests::tree_with_weak_refs ... ok [INFO] [stdout] test tests::box_dereferencing ... ok [INFO] [stdout] test tests::reference_cycle_memory_leak ... ok [INFO] [stdout] test tests::ref_counts ... ok [INFO] [stdout] test tests::interior_mutability ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/standard-aa48c58a912e02b5) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/traits-2f80645229c5d20a) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test convert::tests::in_celcius ... ok [INFO] [stdout] test convert::tests::default_temp_from_bad_string ... ok [INFO] [stdout] test convert::tests::in_fahrenheit ... ok [INFO] [stdout] test convert::tests::temp_from_constructor ... ok [INFO] [stdout] test convert::tests::temp_from_fahreneheit_string ... ok [INFO] [stdout] test convert::tests::temp_from_string ... ok [INFO] [stdout] test convert::tests::in_kelvin ... 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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/vector-f9160dd6a48fa5a3) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test vector::tests::is_formattable ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests linked-list [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] [stderr] Doc-tests minigrep [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests smart-pointers [INFO] [stdout] test src/lib.rs - Config (line 20) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [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" "bdca3ec720895e81e64a9867d5b02f7c5413e6ed93fd3e28429e07b87a8a1888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdca3ec720895e81e64a9867d5b02f7c5413e6ed93fd3e28429e07b87a8a1888", kill_on_drop: false }` [INFO] [stdout] bdca3ec720895e81e64a9867d5b02f7c5413e6ed93fd3e28429e07b87a8a1888