[INFO] fetching crate double_decker 0.0.3... [INFO] testing double_decker-0.0.3 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate double_decker 0.0.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate double_decker 0.0.3 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 crates.io crate double_decker 0.0.3 [INFO] finished tweaking crates.io crate double_decker 0.0.3 [INFO] tweaked toml for crates.io crate double_decker 0.0.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ac1c482815915e7a72202dc497b3a5a59ca3e0b0f77689148ca79e511bc6f886 [INFO] running `Command { std: "docker" "start" "-a" "ac1c482815915e7a72202dc497b3a5a59ca3e0b0f77689148ca79e511bc6f886", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac1c482815915e7a72202dc497b3a5a59ca3e0b0f77689148ca79e511bc6f886", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac1c482815915e7a72202dc497b3a5a59ca3e0b0f77689148ca79e511bc6f886", kill_on_drop: false }` [INFO] [stdout] ac1c482815915e7a72202dc497b3a5a59ca3e0b0f77689148ca79e511bc6f886 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 126165b8a67cc7b03b29dcf5643a32fd1c406363218cb6bbcb51898c78fb925e [INFO] running `Command { std: "docker" "start" "-a" "126165b8a67cc7b03b29dcf5643a32fd1c406363218cb6bbcb51898c78fb925e", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling crossbeam-queue v0.3.4 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-channel v0.5.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling crossbeam v0.8.1 [INFO] [stderr] Compiling double_decker v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `terminate` [INFO] [stdout] --> src/lib.rs:223:5 [INFO] [stdout] | [INFO] [stdout] 223 | terminate: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:221:10 [INFO] [stdout] | [INFO] [stdout] 221 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.11s [INFO] running `Command { std: "docker" "inspect" "126165b8a67cc7b03b29dcf5643a32fd1c406363218cb6bbcb51898c78fb925e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "126165b8a67cc7b03b29dcf5643a32fd1c406363218cb6bbcb51898c78fb925e", kill_on_drop: false }` [INFO] [stdout] 126165b8a67cc7b03b29dcf5643a32fd1c406363218cb6bbcb51898c78fb925e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] eebc64e3928477a43bd53499ca937d1204e34d642c3685b713e08e62c8d02e5e [INFO] running `Command { std: "docker" "start" "-a" "eebc64e3928477a43bd53499ca937d1204e34d642c3685b713e08e62c8d02e5e", kill_on_drop: false }` [INFO] [stderr] Compiling double_decker v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `terminate` [INFO] [stdout] --> src/lib.rs:223:5 [INFO] [stdout] | [INFO] [stdout] 223 | terminate: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:221:10 [INFO] [stdout] | [INFO] [stdout] 221 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `terminate` [INFO] [stdout] --> src/lib.rs:223:5 [INFO] [stdout] | [INFO] [stdout] 223 | terminate: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:221:10 [INFO] [stdout] | [INFO] [stdout] 221 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "eebc64e3928477a43bd53499ca937d1204e34d642c3685b713e08e62c8d02e5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eebc64e3928477a43bd53499ca937d1204e34d642c3685b713e08e62c8d02e5e", kill_on_drop: false }` [INFO] [stdout] eebc64e3928477a43bd53499ca937d1204e34d642c3685b713e08e62c8d02e5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] cc9e9cc10ee42ae2de0251b10bdf7dbaaad61272662fc83564fb696a900ee7ae [INFO] running `Command { std: "docker" "start" "-a" "cc9e9cc10ee42ae2de0251b10bdf7dbaaad61272662fc83564fb696a900ee7ae", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `terminate` [INFO] [stderr] --> src/lib.rs:223:5 [INFO] [stderr] | [INFO] [stderr] 223 | terminate: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:221:10 [INFO] [stderr] | [INFO] [stderr] 221 | #[derive(Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `double_decker` (lib) generated 1 warning [INFO] [stderr] warning: `double_decker` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/double_decker-0241b52ba431fb28) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::clone_subscription_without_dropping ... ok [INFO] [stdout] test tests::subscribe_on_thread ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-59623d1310dfb115) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test it_fails_when_empty ... ok [INFO] [stdout] test it_detects_closure ... ok [INFO] [stdout] test it_handles_leaves ... ok [INFO] [stdout] test it_recvs_after_close ... ok [INFO] [stdout] test it_runs_blocked_reads ... ok [INFO] [stdout] test it_works ... ok [INFO] [stdout] test it_iterates ... ok [INFO] [stdout] test it_can_count_to_10000 ... ok [INFO] [stdout] test aggressive_iteration ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.48s [INFO] [stdout] [INFO] [stderr] Doc-tests double_decker [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 34) ... ok [INFO] [stdout] test src/lib.rs - (line 48) ... ok [INFO] [stdout] test src/lib.rs - (line 81) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cc9e9cc10ee42ae2de0251b10bdf7dbaaad61272662fc83564fb696a900ee7ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc9e9cc10ee42ae2de0251b10bdf7dbaaad61272662fc83564fb696a900ee7ae", kill_on_drop: false }` [INFO] [stdout] cc9e9cc10ee42ae2de0251b10bdf7dbaaad61272662fc83564fb696a900ee7ae