[INFO] fetching crate magnetic 2.2.0... [INFO] testing magnetic-2.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate magnetic 2.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate magnetic 2.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate magnetic 2.2.0 [INFO] finished tweaking crates.io crate magnetic 2.2.0 [INFO] tweaked toml for crates.io crate magnetic 2.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae763512e17e213250b9d7bcd2393ba3eabb1cb7d720e52ffda84788c93eb13e [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" "ae763512e17e213250b9d7bcd2393ba3eabb1cb7d720e52ffda84788c93eb13e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae763512e17e213250b9d7bcd2393ba3eabb1cb7d720e52ffda84788c93eb13e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae763512e17e213250b9d7bcd2393ba3eabb1cb7d720e52ffda84788c93eb13e", kill_on_drop: false }` [INFO] [stdout] ae763512e17e213250b9d7bcd2393ba3eabb1cb7d720e52ffda84788c93eb13e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3e28b0b92bea46a1a64dab2f5c0461e37812bfd99cad7b41e4253cd44216d9d [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" "f3e28b0b92bea46a1a64dab2f5c0461e37812bfd99cad7b41e4253cd44216d9d", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling magnetic v2.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpsc.rs:118:32 [INFO] [stdout] | [INFO] [stdout] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spmc.rs:157:35 [INFO] [stdout] | [INFO] [stdout] 157 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpmc.rs:118:32 [INFO] [stdout] | [INFO] [stdout] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpmc.rs:163:35 [INFO] [stdout] | [INFO] [stdout] 163 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `Command { std: "docker" "inspect" "f3e28b0b92bea46a1a64dab2f5c0461e37812bfd99cad7b41e4253cd44216d9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3e28b0b92bea46a1a64dab2f5c0461e37812bfd99cad7b41e4253cd44216d9d", kill_on_drop: false }` [INFO] [stdout] f3e28b0b92bea46a1a64dab2f5c0461e37812bfd99cad7b41e4253cd44216d9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2668a2f31f544ec9ec68542193056b752efa91d03fb6eb115963a4ce24684695 [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" "2668a2f31f544ec9ec68542193056b752efa91d03fb6eb115963a4ce24684695", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpsc.rs:118:32 [INFO] [stdout] | [INFO] [stdout] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spmc.rs:157:35 [INFO] [stdout] | [INFO] [stdout] 157 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpmc.rs:118:32 [INFO] [stdout] | [INFO] [stdout] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpmc.rs:163:35 [INFO] [stdout] | [INFO] [stdout] 163 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling magnetic v2.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpsc.rs:118:32 [INFO] [stdout] | [INFO] [stdout] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spmc.rs:157:35 [INFO] [stdout] | [INFO] [stdout] 157 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpmc.rs:118:32 [INFO] [stdout] | [INFO] [stdout] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mpmc.rs:163:35 [INFO] [stdout] | [INFO] [stdout] 163 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.12s [INFO] running `Command { std: "docker" "inspect" "2668a2f31f544ec9ec68542193056b752efa91d03fb6eb115963a4ce24684695", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2668a2f31f544ec9ec68542193056b752efa91d03fb6eb115963a4ce24684695", kill_on_drop: false }` [INFO] [stdout] 2668a2f31f544ec9ec68542193056b752efa91d03fb6eb115963a4ce24684695 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6fe68ab5ae0ce06503be56cbbd6f3425330f4c57afc41731b13eebf7b8507dbe [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" "6fe68ab5ae0ce06503be56cbbd6f3425330f4c57afc41731b13eebf7b8507dbe", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mpsc.rs:118:32 [INFO] [stderr] | [INFO] [stderr] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/spmc.rs:157:35 [INFO] [stderr] | [INFO] [stderr] 157 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mpmc.rs:118:32 [INFO] [stderr] | [INFO] [stderr] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mpmc.rs:163:35 [INFO] [stderr] | [INFO] [stderr] 163 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mpsc.rs:118:32 [INFO] [stderr] | [INFO] [stderr] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/spmc.rs:157:35 [INFO] [stderr] | [INFO] [stderr] 157 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mpmc.rs:118:32 [INFO] [stderr] | [INFO] [stderr] 118 | if q.head.next.compare_and_swap(head, next, Ordering::Acquire) == head { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mpmc.rs:163:35 [INFO] [stderr] | [INFO] [stderr] 163 | } else if q.tail.next.compare_and_swap(tail, tail_plus_one, Ordering::Acquire) == tail { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/magnetic-c871e12b4454fefd) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test buffer::dynamic::test::dynamic_buf ... ok [INFO] [stdout] test mpsc::test::disconnect ... ok [INFO] [stdout] test spsc::test::one_thread ... ok [INFO] [stdout] test spsc::test::disconnect ... ok [INFO] [stdout] test spmc::test::one_thread ... ok [INFO] [stdout] test buffer::dynamic::test::dynamic_buf_p2 ... ok [INFO] [stdout] test mpsc::test::one_thread ... ok [INFO] [stdout] test buffer::dynamic::test::p2_buf ... ok [INFO] [stdout] test mpmc::test::disconnect ... ok [INFO] [stdout] test spmc::test::two_thread_seq ... ok [INFO] [stdout] test mpmc::test::one_thread ... ok [INFO] [stdout] test mpmc::test::two_thread_seq ... ok [INFO] [stdout] test spsc::test::two_thread_seq ... ok [INFO] [stdout] test spmc::test::disconnect ... ok [INFO] [stdout] test buffer::dynamic::test::bad_buf ... ok [INFO] [stdout] test mpsc::test::two_thread_seq ... ok [INFO] [stdout] test mpmc::test::four_thread_par has been running for over 60 seconds [INFO] [stdout] test mpsc::test::four_thread_par has been running for over 60 seconds [INFO] [stdout] test spmc::test::four_thread_par has been running for over 60 seconds [INFO] [stdout] test spsc::test::two_thread_par has been running for over 60 seconds [INFO] [stdout] test spsc::test::two_thread_par ... ok [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "6fe68ab5ae0ce06503be56cbbd6f3425330f4c57afc41731b13eebf7b8507dbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fe68ab5ae0ce06503be56cbbd6f3425330f4c57afc41731b13eebf7b8507dbe", kill_on_drop: false }` [INFO] [stdout] 6fe68ab5ae0ce06503be56cbbd6f3425330f4c57afc41731b13eebf7b8507dbe