[INFO] fetching crate unlink 0.0.0-pre-release3.1... [INFO] testing unlink-0.0.0-pre-release3.1 against master#23949593103d03a82c7ebc2e84434ce6c6edc561 for pr-115235-1 [INFO] extracting crate unlink 0.0.0-pre-release3.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate unlink 0.0.0-pre-release3.1 on toolchain 23949593103d03a82c7ebc2e84434ce6c6edc561 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unlink 0.0.0-pre-release3.1 [INFO] finished tweaking crates.io crate unlink 0.0.0-pre-release3.1 [INFO] tweaked toml for crates.io crate unlink 0.0.0-pre-release3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 lockfree v0.5.1 [INFO] [stderr] Downloaded arbitrary v1.3.0 [INFO] [stderr] Downloaded generator v0.7.5 [INFO] [stderr] Downloaded derive_arbitrary v1.3.1 [INFO] [stderr] Downloaded loom v0.5.6 [INFO] [stderr] Downloaded rustversion v1.0.14 [INFO] [stderr] Downloaded owned-alloc v0.2.0 [INFO] [stderr] Downloaded haphazard v0.1.5 [INFO] [stderr] Downloaded scoped-tls v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 319412002d902f926dbb8ee67b3b9f00bfa77c553463186baa59c312ea4525c3 [INFO] running `Command { std: "docker" "start" "-a" "319412002d902f926dbb8ee67b3b9f00bfa77c553463186baa59c312ea4525c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "319412002d902f926dbb8ee67b3b9f00bfa77c553463186baa59c312ea4525c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "319412002d902f926dbb8ee67b3b9f00bfa77c553463186baa59c312ea4525c3", kill_on_drop: false }` [INFO] [stdout] 319412002d902f926dbb8ee67b3b9f00bfa77c553463186baa59c312ea4525c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44e4e01e270ea9d5961af9a2fa2befee82fdd0368163792e3ad483190482b253 [INFO] running `Command { std: "docker" "start" "-a" "44e4e01e270ea9d5961af9a2fa2befee82fdd0368163792e3ad483190482b253", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling haphazard v0.1.5 [INFO] [stderr] Compiling unlink v0.0.0-pre-release3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/base.rs:325:9 [INFO] [stdout] | [INFO] [stdout] 325 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/base.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 328 | struct CountOnDrop { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 329 | val: V, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CountOnDrop` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "44e4e01e270ea9d5961af9a2fa2befee82fdd0368163792e3ad483190482b253", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44e4e01e270ea9d5961af9a2fa2befee82fdd0368163792e3ad483190482b253", kill_on_drop: false }` [INFO] [stdout] 44e4e01e270ea9d5961af9a2fa2befee82fdd0368163792e3ad483190482b253 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c229629a1e8e4bc6194cba32c5e7bd18d93bf2fd073d2a50a298b222fa454c3 [INFO] running `Command { std: "docker" "start" "-a" "6c229629a1e8e4bc6194cba32c5e7bd18d93bf2fd073d2a50a298b222fa454c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/base.rs:325:9 [INFO] [stdout] | [INFO] [stdout] 325 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stdout] warning: field `val` is never read [INFO] [stdout] --> src/base.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 328 | struct CountOnDrop { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 329 | val: V, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CountOnDrop` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling owned-alloc v0.2.0 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lockfree v0.5.1 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling unlink v0.0.0-pre-release3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/base.rs:325:9 [INFO] [stdout] | [INFO] [stdout] 325 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.64s [INFO] running `Command { std: "docker" "inspect" "6c229629a1e8e4bc6194cba32c5e7bd18d93bf2fd073d2a50a298b222fa454c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c229629a1e8e4bc6194cba32c5e7bd18d93bf2fd073d2a50a298b222fa454c3", kill_on_drop: false }` [INFO] [stdout] 6c229629a1e8e4bc6194cba32c5e7bd18d93bf2fd073d2a50a298b222fa454c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23949593103d03a82c7ebc2e84434ce6c6edc561" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c1eaefbb689a6c946f4cacad1149982f32c9e4c5af98e4760a8c5d71866f06f1 [INFO] running `Command { std: "docker" "start" "-a" "c1eaefbb689a6c946f4cacad1149982f32c9e4c5af98e4760a8c5d71866f06f1", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/base.rs:325:9 [INFO] [stderr] | [INFO] [stderr] 325 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `val` is never read [INFO] [stderr] --> src/base.rs:329:9 [INFO] [stderr] | [INFO] [stderr] 328 | struct CountOnDrop { [INFO] [stderr] | ----------- field in this struct [INFO] [stderr] 329 | val: V, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CountOnDrop` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `unlink` (lib) generated 2 warnings (run `cargo fix --lib -p unlink` to apply 1 suggestion) [INFO] [stderr] warning: `unlink` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unlink-a54e689beec035a3) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test base::test::test_push_front ... ok [INFO] [stdout] test base::test::test_hazard ... ok [INFO] [stdout] test base::test::test_new_node ... ok [INFO] [stdout] test base::test::test_append ... ok [INFO] [stdout] test base::test::test_push_pop_sync ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Doc-tests unlink [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 3) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c1eaefbb689a6c946f4cacad1149982f32c9e4c5af98e4760a8c5d71866f06f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1eaefbb689a6c946f4cacad1149982f32c9e4c5af98e4760a8c5d71866f06f1", kill_on_drop: false }` [INFO] [stdout] c1eaefbb689a6c946f4cacad1149982f32c9e4c5af98e4760a8c5d71866f06f1