[INFO] fetching crate eko-gc 0.0.2... [INFO] testing eko-gc-0.0.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate eko-gc 0.0.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate eko-gc 0.0.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate eko-gc 0.0.2 [INFO] finished tweaking crates.io crate eko-gc 0.0.2 [INFO] tweaked toml for crates.io crate eko-gc 0.0.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] c4259cd1c8f32bc0164f75a3c0eeb74b9dc5778f38ab0c776ffd188f8daa3e6e [INFO] running `Command { std: "docker" "start" "-a" "c4259cd1c8f32bc0164f75a3c0eeb74b9dc5778f38ab0c776ffd188f8daa3e6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4259cd1c8f32bc0164f75a3c0eeb74b9dc5778f38ab0c776ffd188f8daa3e6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4259cd1c8f32bc0164f75a3c0eeb74b9dc5778f38ab0c776ffd188f8daa3e6e", kill_on_drop: false }` [INFO] [stdout] c4259cd1c8f32bc0164f75a3c0eeb74b9dc5778f38ab0c776ffd188f8daa3e6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9dc9d91f425eb3e005b754402f23f8644ff632fe815611b3f7432d915cc18869 [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" "9dc9d91f425eb3e005b754402f23f8644ff632fe815611b3f7432d915cc18869", kill_on_drop: false }` [INFO] [stderr] Compiling eko-gc v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:42:47 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) boxes: Option>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:74:28 [INFO] [stdout] | [INFO] [stdout] 74 | let gc_box: &GcBox = unsafe { gc_box_ptr.as_ref() }; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:82:38 [INFO] [stdout] | [INFO] [stdout] 82 | let mut unmarked: Vec<*mut GcBox> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_box.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) next: Option>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "9dc9d91f425eb3e005b754402f23f8644ff632fe815611b3f7432d915cc18869", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dc9d91f425eb3e005b754402f23f8644ff632fe815611b3f7432d915cc18869", kill_on_drop: false }` [INFO] [stdout] 9dc9d91f425eb3e005b754402f23f8644ff632fe815611b3f7432d915cc18869 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", 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] b054a34e10e71e04c3d2e4079cb0d0d01a21cc8f069d540b67c3b909d223b410 [INFO] running `Command { std: "docker" "start" "-a" "b054a34e10e71e04c3d2e4079cb0d0d01a21cc8f069d540b67c3b909d223b410", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:42:47 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) boxes: Option>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling eko-gc v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:74:28 [INFO] [stdout] | [INFO] [stdout] 74 | let gc_box: &GcBox = unsafe { gc_box_ptr.as_ref() }; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:82:38 [INFO] [stdout] | [INFO] [stdout] 82 | let mut unmarked: Vec<*mut GcBox> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_box.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) next: Option>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:42:47 [INFO] [stdout] | [INFO] [stdout] 42 | pub(crate) boxes: Option>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:74:28 [INFO] [stdout] | [INFO] [stdout] 74 | let gc_box: &GcBox = unsafe { gc_box_ptr.as_ref() }; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_arena.rs:82:38 [INFO] [stdout] | [INFO] [stdout] 82 | let mut unmarked: Vec<*mut GcBox> = Vec::new(); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gc_box.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub(crate) next: Option>>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `Command { std: "docker" "inspect" "b054a34e10e71e04c3d2e4079cb0d0d01a21cc8f069d540b67c3b909d223b410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b054a34e10e71e04c3d2e4079cb0d0d01a21cc8f069d540b67c3b909d223b410", kill_on_drop: false }` [INFO] [stdout] b054a34e10e71e04c3d2e4079cb0d0d01a21cc8f069d540b67c3b909d223b410 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 98da40d25999491b0d93e4e95f0985bb5b5e4eb28399c513ded9b2fdfe78cfe5 [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" "98da40d25999491b0d93e4e95f0985bb5b5e4eb28399c513ded9b2fdfe78cfe5", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_arena.rs:42:47 [INFO] [stderr] | [INFO] [stderr] 42 | pub(crate) boxes: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_arena.rs:74:28 [INFO] [stderr] | [INFO] [stderr] 74 | let gc_box: &GcBox = unsafe { gc_box_ptr.as_ref() }; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_arena.rs:82:38 [INFO] [stderr] | [INFO] [stderr] 82 | let mut unmarked: Vec<*mut GcBox> = Vec::new(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_box.rs:22:46 [INFO] [stderr] | [INFO] [stderr] 22 | pub(crate) next: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_arena.rs:42:47 [INFO] [stderr] | [INFO] [stderr] 42 | pub(crate) boxes: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_arena.rs:74:28 [INFO] [stderr] | [INFO] [stderr] 74 | let gc_box: &GcBox = unsafe { gc_box_ptr.as_ref() }; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_arena.rs:82:38 [INFO] [stderr] | [INFO] [stderr] 82 | let mut unmarked: Vec<*mut GcBox> = Vec::new(); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/gc_box.rs:22:46 [INFO] [stderr] | [INFO] [stderr] 22 | pub(crate) next: Option>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Trace` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/eko_gc-d0faf33943899e2b [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/gc-9ecc464d6b570786 [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test gc ... ok [INFO] [stdout] test gc_circular ... ok [INFO] [stdout] test gc_simple ... ok [INFO] [stdout] test gc_ref ... ok [INFO] [stderr] Doc-tests eko-gc [INFO] [stdout] test gc_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - Gc (line 5) ... ok [INFO] [stdout] test src/lib.rs - Gc (line 28) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "98da40d25999491b0d93e4e95f0985bb5b5e4eb28399c513ded9b2fdfe78cfe5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98da40d25999491b0d93e4e95f0985bb5b5e4eb28399c513ded9b2fdfe78cfe5", kill_on_drop: false }` [INFO] [stdout] 98da40d25999491b0d93e4e95f0985bb5b5e4eb28399c513ded9b2fdfe78cfe5