[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 master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frektdeckard%2Frust-concepts" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rektdeckard/rust-concepts on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 32e1315b26f7587f33b9a60118fa2af8fb2b67e1a7f1a87118568bb2054751ba [INFO] running `Command { std: "docker" "start" "-a" "32e1315b26f7587f33b9a60118fa2af8fb2b67e1a7f1a87118568bb2054751ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32e1315b26f7587f33b9a60118fa2af8fb2b67e1a7f1a87118568bb2054751ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32e1315b26f7587f33b9a60118fa2af8fb2b67e1a7f1a87118568bb2054751ba", kill_on_drop: false }` [INFO] [stdout] 32e1315b26f7587f33b9a60118fa2af8fb2b67e1a7f1a87118568bb2054751ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d70d5d1d7013664fa8003721395dde369c4c162dc4a42efe8ce7424fb94e746 [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" "0d70d5d1d7013664fa8003721395dde369c4c162dc4a42efe8ce7424fb94e746", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling linked-list v0.1.0 (/opt/rustwide/workdir/linked-list) [INFO] [stderr] Compiling standard v0.1.0 (/opt/rustwide/workdir/standard) [INFO] [stderr] Compiling vector v0.1.0 (/opt/rustwide/workdir/vector) [INFO] [stderr] Compiling concurrency v0.1.0 (/opt/rustwide/workdir/concurrency) [INFO] [stderr] Compiling smart-pointers v0.1.0 (/opt/rustwide/workdir/smart-pointers) [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 5.94s [INFO] running `Command { std: "docker" "inspect" "0d70d5d1d7013664fa8003721395dde369c4c162dc4a42efe8ce7424fb94e746", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d70d5d1d7013664fa8003721395dde369c4c162dc4a42efe8ce7424fb94e746", kill_on_drop: false }` [INFO] [stdout] 0d70d5d1d7013664fa8003721395dde369c4c162dc4a42efe8ce7424fb94e746 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d10c3c7455de484f1172328ba749cf651d0dacd760336c7424784bca0bb9a9c0 [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" "d10c3c7455de484f1172328ba749cf651d0dacd760336c7424784bca0bb9a9c0", kill_on_drop: false }` [INFO] [stderr] Compiling concurrency v0.1.0 (/opt/rustwide/workdir/concurrency) [INFO] [stderr] Compiling linked-list v0.1.0 (/opt/rustwide/workdir/linked-list) [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 minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Compiling smart-pointers v0.1.0 (/opt/rustwide/workdir/smart-pointers) [INFO] [stderr] Compiling traits v0.1.0 (/opt/rustwide/workdir/traits) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "d10c3c7455de484f1172328ba749cf651d0dacd760336c7424784bca0bb9a9c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d10c3c7455de484f1172328ba749cf651d0dacd760336c7424784bca0bb9a9c0", kill_on_drop: false }` [INFO] [stdout] d10c3c7455de484f1172328ba749cf651d0dacd760336c7424784bca0bb9a9c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f3ee46cdeb0110b0f1651ae980d81ab42071b7b0eb8ecdd28ba4cf6a00cb8049 [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" "f3ee46cdeb0110b0f1651ae980d81ab42071b7b0eb8ecdd28ba4cf6a00cb8049", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/concurrency-ce8728f6469b896d) [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::shared_state_with_mutex ... ok [INFO] [stdout] test tests::wait_on_threads_with_join_handles ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/linked_list-be9a3a6bd71e5f7c) [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 4.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::can_peek ... ok [INFO] [stdout] test tests::can_pop ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minigrep-e52162debfd85c97) [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::push_and_pop ... ok [INFO] [stdout] test tests::constructor_works ... ok [INFO] [stdout] test tests::can_push ... 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 6 tests [INFO] [stdout] test tests::run_fails_with_bad_file ... ok [INFO] [stdout] test tests::case_insensitive_search ... ok [INFO] [stdout] test tests::config_constructor_fails_with_bad_args ... ok [INFO] [stdout] test tests::case_sensitive_search ... ok [INFO] [stdout] test tests::config_constructor_works ... 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 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minigrep-9e7a8f481541875f) [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/smart_pointers-a97086efa6175fe6) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::box_dereferencing ... ok [INFO] [stdout] test tests::custom_box_with_deref_coercion ... ok [INFO] [stdout] test tests::recursive_type_with_box ... ok [INFO] [stdout] test tests::ref_counts ... ok [INFO] [stdout] test tests::reference_cycle_memory_leak ... ok [INFO] [stdout] test tests::interior_mutability ... ok [INFO] [stdout] test tests::multiple_ownership_with_refcell_and_rc ... ok [INFO] [stdout] test tests::implementing_drop ... ok [INFO] [stdout] test tests::tree_with_weak_refs ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/standard-e106b007b09b0f99) [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-a90f8d2621ce7d3f) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test convert::tests::temp_from_string ... ok [INFO] [stdout] test convert::tests::temp_from_fahreneheit_string ... ok [INFO] [stdout] test convert::tests::in_kelvin ... ok [INFO] [stdout] test convert::tests::temp_from_constructor ... ok [INFO] [stdout] test convert::tests::in_fahrenheit ... ok [INFO] [stdout] test convert::tests::default_temp_from_bad_string ... ok [INFO] [stdout] test convert::tests::in_celcius ... 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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/vector-0b9a8761cfdebe27) [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 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests linked-list [INFO] [stdout] [INFO] [stderr] Doc-tests minigrep [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 1 test [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 0.61s [INFO] [stdout] [INFO] [stderr] Doc-tests smart-pointers [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" "f3ee46cdeb0110b0f1651ae980d81ab42071b7b0eb8ecdd28ba4cf6a00cb8049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3ee46cdeb0110b0f1651ae980d81ab42071b7b0eb8ecdd28ba4cf6a00cb8049", kill_on_drop: false }` [INFO] [stdout] f3ee46cdeb0110b0f1651ae980d81ab42071b7b0eb8ecdd28ba4cf6a00cb8049