[INFO] cloning repository https://github.com/redradist/RustGC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redradist/RustGC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredradist%2FRustGC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredradist%2FRustGC'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b4d0b9d212a6d5de1e2e30e16d04f5bcdd6bbfa [INFO] testing redradist/RustGC against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredradist%2FRustGC" "/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/redradist/RustGC 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 git repo https://github.com/redradist/RustGC [INFO] finished tweaking git repo https://github.com/redradist/RustGC [INFO] tweaked toml for git repo https://github.com/redradist/RustGC written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/redradist/RustGC already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a5f2805c6ce5490d23bdfd65da42051e09bbf6c2f9de3908edd879719e8208d [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" "6a5f2805c6ce5490d23bdfd65da42051e09bbf6c2f9de3908edd879719e8208d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a5f2805c6ce5490d23bdfd65da42051e09bbf6c2f9de3908edd879719e8208d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a5f2805c6ce5490d23bdfd65da42051e09bbf6c2f9de3908edd879719e8208d", kill_on_drop: false }` [INFO] [stdout] 6a5f2805c6ce5490d23bdfd65da42051e09bbf6c2f9de3908edd879719e8208d [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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01aefc28d6396164da4219d76b93a0281de854062098c956770907768546d7b1 [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" "01aefc28d6396164da4219d76b93a0281de854062098c956770907768546d7b1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.19 [INFO] [stderr] Compiling ferris-gc v0.1.5 (/opt/rustwide/workdir/ferris_gc) [INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `BinaryHeap`, `HashSet`, `LinkedList`, `VecDeque` [INFO] [stdout] --> ferris_gc/src/gc.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{BinaryHeap, BTreeSet, HashMap, BTreeMap, HashSet, LinkedList, VecDeque}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> ferris_gc/src/gc.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hasher` [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::hash::Hasher; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:140:26 [INFO] [stdout] | [INFO] [stdout] 140 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:145:26 [INFO] [stdout] | [INFO] [stdout] 145 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:156:26 [INFO] [stdout] | [INFO] [stdout] 156 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> ferris_gc/src/gc.rs:368:32 [INFO] [stdout] | [INFO] [stdout] 366 | LOCAL_GC_STRATEGY.with(|strategy| unsafe { [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] 367 | if !strategy.borrow().is_active() { [INFO] [stdout] 368 | let strategy = unsafe { &mut *strategy.as_ptr() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:508:36 [INFO] [stdout] | [INFO] [stdout] 508 | let (tracer_thin_ptr, _) = unsafe { transmute::<_, (*const (), *const ())>(tracer) }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `collect_all` [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:558:15 [INFO] [stdout] | [INFO] [stdout] 558 | unsafe fn collect_all(&self) { [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: `collect_all` [INFO] [stdout] --> ferris_gc/src/gc.rs:591:15 [INFO] [stdout] | [INFO] [stdout] 591 | unsafe fn collect_all(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used [INFO] [stdout] --> ferris_gc/src/gc.rs:655:9 [INFO] [stdout] | [INFO] [stdout] 655 | self.start_func.replace(Box::new(start_fn)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used [INFO] [stdout] --> ferris_gc/src/gc.rs:656:9 [INFO] [stdout] | [INFO] [stdout] 656 | self.stop_func.replace(Box::new(stop_fn)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> ferris_gc/src/basic_gc_strategy.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | bthread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling ferris-gc-proc-macro v0.1.2 (/opt/rustwide/workdir/ferris_gc_proc_macro) [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Type` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:4:23 [INFO] [stdout] | [INFO] [stdout] 4 | use syn::{ReturnType, Type, Data, Fields}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_enum` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:87:20 [INFO] [stdout] | [INFO] [stdout] 87 | Data::Enum(data_enum) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_enum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_union` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | Data::Union(data_union) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_union` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attr_args` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sig` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let sig = &input.sig; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sig` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrow` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:137:26 [INFO] [stdout] | [INFO] [stdout] 137 | ReturnType::Type(arrow, box_type) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.96s [INFO] running `Command { std: "docker" "inspect" "01aefc28d6396164da4219d76b93a0281de854062098c956770907768546d7b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01aefc28d6396164da4219d76b93a0281de854062098c956770907768546d7b1", kill_on_drop: false }` [INFO] [stdout] 01aefc28d6396164da4219d76b93a0281de854062098c956770907768546d7b1 [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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57459fe7a0487bf466a6de8df74226d422123e9bdafaeb7a448412d99ef78620 [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" "57459fe7a0487bf466a6de8df74226d422123e9bdafaeb7a448412d99ef78620", kill_on_drop: false }` [INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `BinaryHeap`, `HashSet`, `LinkedList`, `VecDeque` [INFO] [stdout] --> ferris_gc/src/gc.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{BinaryHeap, BTreeSet, HashMap, BTreeMap, HashSet, LinkedList, VecDeque}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> ferris_gc/src/gc.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hasher` [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::hash::Hasher; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:140:26 [INFO] [stdout] | [INFO] [stdout] 140 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:145:26 [INFO] [stdout] | [INFO] [stdout] 145 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:156:26 [INFO] [stdout] | [INFO] [stdout] 156 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ferris-gc-proc-macro v0.1.2 (/opt/rustwide/workdir/ferris_gc_proc_macro) [INFO] [stderr] Compiling ferris-gc v0.1.5 (/opt/rustwide/workdir/ferris_gc) [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> ferris_gc/src/gc.rs:368:32 [INFO] [stdout] | [INFO] [stdout] 366 | LOCAL_GC_STRATEGY.with(|strategy| unsafe { [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] 367 | if !strategy.borrow().is_active() { [INFO] [stdout] 368 | let strategy = unsafe { &mut *strategy.as_ptr() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:508:36 [INFO] [stdout] | [INFO] [stdout] 508 | let (tracer_thin_ptr, _) = unsafe { transmute::<_, (*const (), *const ())>(tracer) }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `collect_all` [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:558:15 [INFO] [stdout] | [INFO] [stdout] 558 | unsafe fn collect_all(&self) { [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: `collect_all` [INFO] [stdout] --> ferris_gc/src/gc.rs:591:15 [INFO] [stdout] | [INFO] [stdout] 591 | unsafe fn collect_all(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used [INFO] [stdout] --> ferris_gc/src/gc.rs:655:9 [INFO] [stdout] | [INFO] [stdout] 655 | self.start_func.replace(Box::new(start_fn)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used [INFO] [stdout] --> ferris_gc/src/gc.rs:656:9 [INFO] [stdout] | [INFO] [stdout] 656 | self.stop_func.replace(Box::new(stop_fn)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> ferris_gc/src/basic_gc_strategy.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | bthread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Type` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:4:23 [INFO] [stdout] | [INFO] [stdout] 4 | use syn::{ReturnType, Type, Data, Fields}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_enum` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:87:20 [INFO] [stdout] | [INFO] [stdout] 87 | Data::Enum(data_enum) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_enum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_union` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | Data::Union(data_union) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_union` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attr_args` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sig` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let sig = &input.sig; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sig` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrow` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:137:26 [INFO] [stdout] | [INFO] [stdout] 137 | ReturnType::Type(arrow, box_type) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Type` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:4:23 [INFO] [stdout] | [INFO] [stdout] 4 | use syn::{ReturnType, Type, Data, Fields}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BTreeMap`, `BTreeSet`, `BinaryHeap`, `HashSet`, `LinkedList`, `VecDeque` [INFO] [stdout] --> ferris_gc/src/gc.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{BinaryHeap, BTreeSet, HashMap, BTreeMap, HashSet, LinkedList, VecDeque}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_enum` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:87:20 [INFO] [stdout] | [INFO] [stdout] 87 | Data::Enum(data_enum) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_enum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data_union` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | Data::Union(data_union) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_union` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attr_args` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sig` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let sig = &input.sig; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sig` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arrow` [INFO] [stdout] --> ferris_gc_proc_macro/src/lib.rs:137:26 [INFO] [stdout] | [INFO] [stdout] 137 | ReturnType::Type(arrow, box_type) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::BorrowMut` [INFO] [stdout] --> ferris_gc/src/gc.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hasher` [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::hash::Hasher; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `one` is assigned to, but never used [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:696:17 [INFO] [stdout] | [INFO] [stdout] 696 | let mut one = Gc::new(1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_one` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `one` is never read [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:697:9 [INFO] [stdout] | [INFO] [stdout] 697 | one = Gc::new(2); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `one` is assigned to, but never used [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:704:17 [INFO] [stdout] | [INFO] [stdout] 704 | let mut one = Gc::new(1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_one` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `one` is never read [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:705:9 [INFO] [stdout] | [INFO] [stdout] 705 | one = Gc::new(2); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `one` is assigned to, but never used [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:713:21 [INFO] [stdout] | [INFO] [stdout] 713 | let mut one = Gc::new(1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_one` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `one` is never read [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:714:13 [INFO] [stdout] | [INFO] [stdout] 714 | one = Gc::new(2); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `one` is assigned to, but never used [INFO] [stdout] --> ferris_gc/src/gc.rs:730:17 [INFO] [stdout] | [INFO] [stdout] 730 | let mut one = Gc::new(1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_one` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `one` is never read [INFO] [stdout] --> ferris_gc/src/gc.rs:731:9 [INFO] [stdout] | [INFO] [stdout] 731 | one = Gc::new(2); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `one` is assigned to, but never used [INFO] [stdout] --> ferris_gc/src/gc.rs:739:17 [INFO] [stdout] | [INFO] [stdout] 739 | let mut one = Gc::new(1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_one` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `one` is never read [INFO] [stdout] --> ferris_gc/src/gc.rs:740:9 [INFO] [stdout] | [INFO] [stdout] 740 | one = Gc::new(2); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `one` is assigned to, but never used [INFO] [stdout] --> ferris_gc/src/gc.rs:750:21 [INFO] [stdout] | [INFO] [stdout] 750 | let mut one = Gc::new(1); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_one` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `one` is never read [INFO] [stdout] --> ferris_gc/src/gc.rs:751:13 [INFO] [stdout] | [INFO] [stdout] 751 | one = Gc::new(2); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stdout] | [INFO] [stdout] 135 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:140:26 [INFO] [stdout] | [INFO] [stdout] 140 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:145:26 [INFO] [stdout] | [INFO] [stdout] 145 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> ferris_gc/src/default_trace.rs:156:26 [INFO] [stdout] | [INFO] [stdout] 156 | for (key, child) in self { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] ... [INFO] [stdout] 170 | / collection_types!( [INFO] [stdout] 171 | | HashMap, BTreeMap [INFO] [stdout] 172 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> ferris_gc/src/gc.rs:368:32 [INFO] [stdout] | [INFO] [stdout] 366 | LOCAL_GC_STRATEGY.with(|strategy| unsafe { [INFO] [stdout] | ------ because it's nested under this `unsafe` block [INFO] [stdout] 367 | if !strategy.borrow().is_active() { [INFO] [stdout] 368 | let strategy = unsafe { &mut *strategy.as_ptr() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:508:36 [INFO] [stdout] | [INFO] [stdout] 508 | let (tracer_thin_ptr, _) = unsafe { transmute::<_, (*const (), *const ())>(tracer) }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `collect_all` [INFO] [stdout] --> ferris_gc/src/gc/sync.rs:558:15 [INFO] [stdout] | [INFO] [stdout] 558 | unsafe fn collect_all(&self) { [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: `collect_all` [INFO] [stdout] --> ferris_gc/src/gc.rs:591:15 [INFO] [stdout] | [INFO] [stdout] 591 | unsafe fn collect_all(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used [INFO] [stdout] --> ferris_gc/src/gc.rs:655:9 [INFO] [stdout] | [INFO] [stdout] 655 | self.start_func.replace(Box::new(start_fn)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used [INFO] [stdout] --> ferris_gc/src/gc.rs:656:9 [INFO] [stdout] | [INFO] [stdout] 656 | self.stop_func.replace(Box::new(stop_fn)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> ferris_gc/src/basic_gc_strategy.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | bthread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.34s [INFO] running `Command { std: "docker" "inspect" "57459fe7a0487bf466a6de8df74226d422123e9bdafaeb7a448412d99ef78620", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57459fe7a0487bf466a6de8df74226d422123e9bdafaeb7a448412d99ef78620", kill_on_drop: false }` [INFO] [stdout] 57459fe7a0487bf466a6de8df74226d422123e9bdafaeb7a448412d99ef78620 [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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 42d98c62dff2344c15778c5c6b071837d6b51335a9eacffef433dfc573bdc1af [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" "42d98c62dff2344c15778c5c6b071837d6b51335a9eacffef433dfc573bdc1af", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `BTreeMap`, `BTreeSet`, `BinaryHeap`, `HashSet`, `LinkedList`, `VecDeque` [INFO] [stderr] --> ferris_gc/src/gc.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::{BinaryHeap, BTreeSet, HashMap, BTreeMap, HashSet, LinkedList, VecDeque}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> ferris_gc/src/gc.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::Hasher` [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::hash::Hasher; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stderr] | [INFO] [stderr] 135 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:140:26 [INFO] [stderr] | [INFO] [stderr] 140 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:145:26 [INFO] [stderr] | [INFO] [stderr] 145 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:156:26 [INFO] [stderr] | [INFO] [stderr] 156 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stderr] | [INFO] [stderr] 135 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> ferris_gc/src/gc.rs:368:32 [INFO] [stderr] | [INFO] [stderr] 366 | LOCAL_GC_STRATEGY.with(|strategy| unsafe { [INFO] [stderr] | ------ because it's nested under this `unsafe` block [INFO] [stderr] 367 | if !strategy.borrow().is_active() { [INFO] [stderr] 368 | let strategy = unsafe { &mut *strategy.as_ptr() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:508:36 [INFO] [stderr] | [INFO] [stderr] 508 | let (tracer_thin_ptr, _) = unsafe { transmute::<_, (*const (), *const ())>(tracer) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `collect_all` [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:558:15 [INFO] [stderr] | [INFO] [stderr] 558 | unsafe fn collect_all(&self) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `collect_all` [INFO] [stderr] --> ferris_gc/src/gc.rs:591:15 [INFO] [stderr] | [INFO] [stderr] 591 | unsafe fn collect_all(&self) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused boxed `FnMut` trait object that must be used [INFO] [stderr] --> ferris_gc/src/gc.rs:655:9 [INFO] [stderr] | [INFO] [stderr] 655 | self.start_func.replace(Box::new(start_fn)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: unused boxed `FnMut` trait object that must be used [INFO] [stderr] --> ferris_gc/src/gc.rs:656:9 [INFO] [stderr] | [INFO] [stderr] 656 | self.stop_func.replace(Box::new(stop_fn)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> ferris_gc/src/basic_gc_strategy.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | bthread.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:2:19 [INFO] [stderr] | [INFO] [stderr] 2 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Type` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:4:23 [INFO] [stderr] | [INFO] [stderr] 4 | use syn::{ReturnType, Type, Data, Fields}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data_enum` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:87:20 [INFO] [stderr] | [INFO] [stderr] 87 | Data::Enum(data_enum) => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_enum` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data_union` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:90:21 [INFO] [stderr] | [INFO] [stderr] 90 | Data::Union(data_union) => { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_union` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attr_args` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sig` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:122:9 [INFO] [stderr] | [INFO] [stderr] 122 | let sig = &input.sig; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_sig` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arrow` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:137:26 [INFO] [stderr] | [INFO] [stderr] 137 | ReturnType::Type(arrow, box_type) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:2:19 [INFO] [stderr] | [INFO] [stderr] 2 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Type` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:4:23 [INFO] [stderr] | [INFO] [stderr] 4 | use syn::{ReturnType, Type, Data, Fields}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data_enum` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:87:20 [INFO] [stderr] | [INFO] [stderr] 87 | Data::Enum(data_enum) => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_enum` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data_union` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:90:21 [INFO] [stderr] | [INFO] [stderr] 90 | Data::Union(data_union) => { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_union` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `attr_args` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | let attr_args = syn::parse_macro_input!(attrs as syn::AttributeArgs); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attr_args` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sig` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:122:9 [INFO] [stderr] | [INFO] [stderr] 122 | let sig = &input.sig; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_sig` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `arrow` [INFO] [stderr] --> ferris_gc_proc_macro/src/lib.rs:137:26 [INFO] [stderr] | [INFO] [stderr] 137 | ReturnType::Type(arrow, box_type) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arrow` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BTreeMap`, `BTreeSet`, `BinaryHeap`, `HashSet`, `LinkedList`, `VecDeque` [INFO] [stderr] --> ferris_gc/src/gc.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::{BinaryHeap, BTreeSet, HashMap, BTreeMap, HashSet, LinkedList, VecDeque}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^ ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::BorrowMut` [INFO] [stderr] --> ferris_gc/src/gc.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::borrow::BorrowMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::Hasher` [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::hash::Hasher; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `one` is assigned to, but never used [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:696:17 [INFO] [stderr] | [INFO] [stderr] 696 | let mut one = Gc::new(1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_one` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `one` is never read [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:697:9 [INFO] [stderr] | [INFO] [stderr] 697 | one = Gc::new(2); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `one` is assigned to, but never used [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:704:17 [INFO] [stderr] | [INFO] [stderr] 704 | let mut one = Gc::new(1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_one` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `one` is never read [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:705:9 [INFO] [stderr] | [INFO] [stderr] 705 | one = Gc::new(2); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `one` is assigned to, but never used [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:713:21 [INFO] [stderr] | [INFO] [stderr] 713 | let mut one = Gc::new(1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_one` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `one` is never read [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:714:13 [INFO] [stderr] | [INFO] [stderr] 714 | one = Gc::new(2); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `one` is assigned to, but never used [INFO] [stderr] --> ferris_gc/src/gc.rs:730:17 [INFO] [stderr] | [INFO] [stderr] 730 | let mut one = Gc::new(1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_one` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `one` is never read [INFO] [stderr] --> ferris_gc/src/gc.rs:731:9 [INFO] [stderr] | [INFO] [stderr] 731 | one = Gc::new(2); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `one` is assigned to, but never used [INFO] [stderr] --> ferris_gc/src/gc.rs:739:17 [INFO] [stderr] | [INFO] [stderr] 739 | let mut one = Gc::new(1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_one` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `one` is never read [INFO] [stderr] --> ferris_gc/src/gc.rs:740:9 [INFO] [stderr] | [INFO] [stderr] 740 | one = Gc::new(2); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `one` is assigned to, but never used [INFO] [stderr] --> ferris_gc/src/gc.rs:750:21 [INFO] [stderr] | [INFO] [stderr] 750 | let mut one = Gc::new(1); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_one` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `one` is never read [INFO] [stderr] --> ferris_gc/src/gc.rs:751:13 [INFO] [stderr] | [INFO] [stderr] 751 | one = Gc::new(2); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:135:26 [INFO] [stderr] | [INFO] [stderr] 135 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:140:26 [INFO] [stderr] | [INFO] [stderr] 140 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:145:26 [INFO] [stderr] | [INFO] [stderr] 145 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> ferris_gc/src/default_trace.rs:156:26 [INFO] [stderr] | [INFO] [stderr] 156 | for (key, child) in self { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] ... [INFO] [stderr] 170 | / collection_types!( [INFO] [stderr] 171 | | HashMap, BTreeMap [INFO] [stderr] 172 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `collection_types` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> ferris_gc/src/gc.rs:368:32 [INFO] [stderr] | [INFO] [stderr] 366 | LOCAL_GC_STRATEGY.with(|strategy| unsafe { [INFO] [stderr] | ------ because it's nested under this `unsafe` block [INFO] [stderr] 367 | if !strategy.borrow().is_active() { [INFO] [stderr] 368 | let strategy = unsafe { &mut *strategy.as_ptr() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:508:36 [INFO] [stderr] | [INFO] [stderr] 508 | let (tracer_thin_ptr, _) = unsafe { transmute::<_, (*const (), *const ())>(tracer) }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `collect_all` [INFO] [stderr] --> ferris_gc/src/gc/sync.rs:558:15 [INFO] [stderr] | [INFO] [stderr] 558 | unsafe fn collect_all(&self) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `collect_all` [INFO] [stderr] --> ferris_gc/src/gc.rs:591:15 [INFO] [stderr] | [INFO] [stderr] 591 | unsafe fn collect_all(&self) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused boxed `FnMut` trait object that must be used [INFO] [stderr] --> ferris_gc/src/gc.rs:655:9 [INFO] [stderr] | [INFO] [stderr] 655 | self.start_func.replace(Box::new(start_fn)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: unused boxed `FnMut` trait object that must be used [INFO] [stderr] --> ferris_gc/src/gc.rs:656:9 [INFO] [stderr] | [INFO] [stderr] 656 | self.stop_func.replace(Box::new(stop_fn)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> ferris_gc/src/basic_gc_strategy.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | bthread.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ferris_gc-cf0536b7c9026411) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test gc::sync::tests::gc_collect_one_from_one ... ok [INFO] [stdout] test gc::sync::tests::one_object ... ok [INFO] [stdout] test gc::tests::gc_collect_one_from_one ... ok [INFO] [stdout] test gc::tests::one_object ... ok [INFO] [stdout] test gc::tests::gc_collect_two_from_two ... ok [INFO] [stdout] test gc::tests::two_objects ... FAILED [INFO] [stdout] test gc::tests::gc_collect_one_from_two ... FAILED [INFO] [stdout] test gc::sync::tests::gc_collect_two_from_two ... FAILED [INFO] [stdout] test gc::sync::tests::two_objects ... FAILED [INFO] [stdout] test gc::sync::tests::gc_collect_one_from_two ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- gc::tests::two_objects stdout ---- [INFO] [stdout] thread 'gc::tests::two_objects' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `2`', ferris_gc/src/gc.rs:733:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563d126db280 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x563d126db280 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563d126db280 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563d126db280 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563d126fdaac - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x563d126d82f5 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x563d126dd43b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563d126dd43b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563d126dd43b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563d126dcf4c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563d126ddb04 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x563d126dd5e7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x563d126db77c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x563d126dd549 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x563d1265c6c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x563d126fc3c8 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x563d126844ba - core::panicking::assert_failed::h7691087c9a6e9c37 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x563d1267385d - ferris_gc::gc::tests::two_objects::{{closure}}::hfb2f2a228bbf40e2 [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc.rs:733:13 [INFO] [stdout] 18: 0x563d12687d8d - std::thread::local::LocalKey::try_with::h805bbf45f4dc7cdf [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/local.rs:399:16 [INFO] [stdout] 19: 0x563d126876be - std::thread::local::LocalKey::with::h1c84a5efe410a51a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/local.rs:375:9 [INFO] [stdout] 20: 0x563d12673690 - ferris_gc::gc::tests::two_objects::h8ba645946970f8ff [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc.rs:732:9 [INFO] [stdout] 21: 0x563d126735ea - ferris_gc::gc::tests::two_objects::{{closure}}::h96d9d373fe6a2c09 [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc.rs:729:5 [INFO] [stdout] 22: 0x563d1266dfee - core::ops::function::FnOnce::call_once::hbbe35264110a4c51 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x563d126b27c3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x563d126b27c3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:577:5 [INFO] [stdout] 25: 0x563d126b1250 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 26: 0x563d126b1250 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 27: 0x563d126b1250 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 28: 0x563d126b1250 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 29: 0x563d126b1250 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 30: 0x563d126b1250 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:600:18 [INFO] [stdout] 31: 0x563d126b1250 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:492:39 [INFO] [stdout] 32: 0x563d1268a812 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:519:37 [INFO] [stdout] 33: 0x563d1268a812 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 34: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 35: 0x563d1268e468 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 36: 0x563d1268e468 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 37: 0x563d1268e468 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 38: 0x563d1268e468 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 39: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 40: 0x563d1268e468 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 41: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 42: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 43: 0x563d126e2697 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 44: 0x7f43e81a3609 - start_thread [INFO] [stdout] 45: 0x7f43e7f75293 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- gc::tests::gc_collect_one_from_two stdout ---- [INFO] [stdout] thread 'gc::tests::gc_collect_one_from_two' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`', ferris_gc/src/gc.rs:743:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563d126db280 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x563d126db280 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563d126db280 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563d126db280 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563d126fdaac - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x563d126d82f5 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x563d126dd43b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563d126dd43b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563d126dd43b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563d126dcf4c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563d126ddb04 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x563d126dd5e7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x563d126db77c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x563d126dd549 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x563d1265c6c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x563d126fc3c8 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x563d126844ba - core::panicking::assert_failed::h7691087c9a6e9c37 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x563d12673b9c - ferris_gc::gc::tests::gc_collect_one_from_two::{{closure}}::h99d8e4a822dd9d6c [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc.rs:743:13 [INFO] [stdout] 18: 0x563d126881ed - std::thread::local::LocalKey::try_with::hdb38323528c3b2b1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/local.rs:399:16 [INFO] [stdout] 19: 0x563d126876fe - std::thread::local::LocalKey::with::h3605de495f09137b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/local.rs:375:9 [INFO] [stdout] 20: 0x563d12673940 - ferris_gc::gc::tests::gc_collect_one_from_two::h7f02042e8f0718ac [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc.rs:741:9 [INFO] [stdout] 21: 0x563d1267389a - ferris_gc::gc::tests::gc_collect_one_from_two::{{closure}}::hd9d32fbb21f1f505 [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc.rs:738:5 [INFO] [stdout] 22: 0x563d1266e11e - core::ops::function::FnOnce::call_once::hd2ab427c54b53936 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x563d126b27c3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x563d126b27c3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:577:5 [INFO] [stdout] 25: 0x563d126b1250 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 26: 0x563d126b1250 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 27: 0x563d126b1250 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 28: 0x563d126b1250 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 29: 0x563d126b1250 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 30: 0x563d126b1250 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:600:18 [INFO] [stdout] 31: 0x563d126b1250 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:492:39 [INFO] [stdout] 32: 0x563d1268a812 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:519:37 [INFO] [stdout] 33: 0x563d1268a812 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 34: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 35: 0x563d1268e468 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 36: 0x563d1268e468 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 37: 0x563d1268e468 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 38: 0x563d1268e468 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 39: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 40: 0x563d1268e468 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 41: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 42: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 43: 0x563d126e2697 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 44: 0x7f43e81a3609 - start_thread [INFO] [stdout] 45: 0x7f43e7f75293 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- gc::sync::tests::gc_collect_two_from_two stdout ---- [INFO] [stdout] thread 'gc::sync::tests::gc_collect_two_from_two' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `2`, [INFO] [stdout] right: `0`', ferris_gc/src/gc/sync.rs:717:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563d126db280 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x563d126db280 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563d126db280 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563d126db280 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563d126fdaac - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x563d126d82f5 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x563d126dd43b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563d126dd43b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563d126dd43b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563d126dcf4c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563d126ddb04 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x563d126dd5e7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x563d126db77c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x563d126dd549 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x563d1265c6c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x563d126fc3c8 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x563d126844ba - core::panicking::assert_failed::h7691087c9a6e9c37 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x563d1267b991 - ferris_gc::gc::sync::tests::gc_collect_two_from_two::h72160eceb2f7d42f [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc/sync.rs:717:9 [INFO] [stdout] 18: 0x563d1267b75a - ferris_gc::gc::sync::tests::gc_collect_two_from_two::{{closure}}::h3c0e700da6f8f1ac [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc/sync.rs:711:5 [INFO] [stdout] 19: 0x563d1266e0de - core::ops::function::FnOnce::call_once::hcf64db986eddb54c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x563d126b27c3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x563d126b27c3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:577:5 [INFO] [stdout] 22: 0x563d126b1250 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x563d126b1250 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x563d126b1250 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x563d126b1250 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x563d126b1250 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x563d126b1250 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:600:18 [INFO] [stdout] 28: 0x563d126b1250 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x563d1268a812 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x563d1268a812 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x563d1268e468 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x563d1268e468 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x563d1268e468 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x563d1268e468 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x563d1268e468 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x563d126e2697 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 41: 0x7f43e81a3609 - start_thread [INFO] [stdout] 42: 0x7f43e7f75293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- gc::sync::tests::two_objects stdout ---- [INFO] [stdout] thread 'gc::sync::tests::two_objects' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `2`', ferris_gc/src/gc/sync.rs:699:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563d126db280 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x563d126db280 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563d126db280 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563d126db280 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563d126fdaac - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x563d126d82f5 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x563d126dd43b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563d126dd43b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563d126dd43b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563d126dcf4c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563d126ddb04 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x563d126dd5e7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x563d126db77c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x563d126dd549 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x563d1265c6c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x563d126fc3c8 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x563d126844ba - core::panicking::assert_failed::h7691087c9a6e9c37 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x563d1267b48a - ferris_gc::gc::sync::tests::two_objects::hb6d07097feef91c8 [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc/sync.rs:699:9 [INFO] [stdout] 18: 0x563d1267b23a - ferris_gc::gc::sync::tests::two_objects::{{closure}}::h5419989084ba93e0 [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc/sync.rs:695:5 [INFO] [stdout] 19: 0x563d1266df0e - core::ops::function::FnOnce::call_once::h98be4d393b52f755 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x563d126b27c3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x563d126b27c3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:577:5 [INFO] [stdout] 22: 0x563d126b1250 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x563d126b1250 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x563d126b1250 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x563d126b1250 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x563d126b1250 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x563d126b1250 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:600:18 [INFO] [stdout] 28: 0x563d126b1250 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x563d1268a812 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x563d1268a812 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x563d1268e468 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x563d1268e468 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x563d1268e468 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x563d1268e468 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x563d1268e468 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x563d126e2697 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 41: 0x7f43e81a3609 - start_thread [INFO] [stdout] 42: 0x7f43e7f75293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- gc::sync::tests::gc_collect_one_from_two stdout ---- [INFO] [stdout] thread 'gc::sync::tests::gc_collect_one_from_two' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `2`, [INFO] [stdout] right: `0`', ferris_gc/src/gc/sync.rs:707:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563d126db280 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x563d126db280 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563d126db280 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563d126db280 - ::fmt::h2a772198c4032452 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563d126fdaac - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x563d126d82f5 - std::io::Write::write_fmt::h583dff5009d01a9f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stdout] 6: 0x563d126dd43b - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563d126dd43b - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563d126dd43b - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563d126dcf4c - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563d126ddb04 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x563d126dd5e7 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x563d126db77c - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x563d126dd549 - rust_begin_unwind [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x563d1265c6c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x563d126fc3c8 - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x563d126844ba - core::panicking::assert_failed::h7691087c9a6e9c37 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x563d1267b71a - ferris_gc::gc::sync::tests::gc_collect_one_from_two::h92074ca4dee89350 [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc/sync.rs:707:9 [INFO] [stdout] 18: 0x563d1267b4ca - ferris_gc::gc::sync::tests::gc_collect_one_from_two::{{closure}}::he3261653231ae7ba [INFO] [stdout] at /opt/rustwide/workdir/ferris_gc/src/gc/sync.rs:703:5 [INFO] [stdout] 19: 0x563d1266dd7e - core::ops::function::FnOnce::call_once::h65989e826e8822d8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x563d126b27c3 - core::ops::function::FnOnce::call_once::h99a97b0ff983bd25 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x563d126b27c3 - test::__rust_begin_short_backtrace::h8fe0d26ed1584e50 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:577:5 [INFO] [stdout] 22: 0x563d126b1250 - as core::ops::function::FnOnce>::call_once::he6b90e352f394d8f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x563d126b1250 - as core::ops::function::FnOnce<()>>::call_once::h1c05475e029700b8 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x563d126b1250 - std::panicking::try::do_call::he6de943476ae628a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x563d126b1250 - std::panicking::try::ha21937b8feb06f89 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x563d126b1250 - std::panic::catch_unwind::ha79830b3325c9fa6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x563d126b1250 - test::run_test_in_process::h1ab180b83ee2d5b5 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:600:18 [INFO] [stdout] 28: 0x563d126b1250 - test::run_test::run_test_inner::{{closure}}::h8258ffe088f187a1 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x563d1268a812 - test::run_test::run_test_inner::{{closure}}::hc697b214abd32bc6 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x563d1268a812 - std::sys_common::backtrace::__rust_begin_short_backtrace::h64de0d3f894854a9 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h1fd98fc86e533ece [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x563d1268e468 - as core::ops::function::FnOnce<()>>::call_once::h4e2a7abf702e4cfd [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x563d1268e468 - std::panicking::try::do_call::h4496392321a3c8c0 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x563d1268e468 - std::panicking::try::hf1e14258e04e8e9a [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x563d1268e468 - std::panic::catch_unwind::hb72c3777cd55642f [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x563d1268e468 - std::thread::Builder::spawn_unchecked::{{closure}}::h2d7915a5910e148e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x563d1268e468 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h83fd2f1ef5be797c [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::ha8b1d5a0092467fc [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x563d126e2697 - as core::ops::function::FnOnce>::call_once::h4b9f24ec4e8a879e [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x563d126e2697 - std::sys::unix::thread::Thread::new::thread_start::h2a0e98fbc4ab4c32 [INFO] [stdout] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys/unix/thread.rs:72:17 [INFO] [stdout] 41: 0x7f43e81a3609 - start_thread [INFO] [stdout] 42: 0x7f43e7f75293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] gc::sync::tests::gc_collect_one_from_two [INFO] [stdout] gc::sync::tests::gc_collect_two_from_two [INFO] [stdout] gc::sync::tests::two_objects [INFO] [stdout] gc::tests::gc_collect_one_from_two [INFO] [stdout] gc::tests::two_objects [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '-p ferris-gc --lib' [INFO] running `Command { std: "docker" "inspect" "42d98c62dff2344c15778c5c6b071837d6b51335a9eacffef433dfc573bdc1af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42d98c62dff2344c15778c5c6b071837d6b51335a9eacffef433dfc573bdc1af", kill_on_drop: false }` [INFO] [stdout] 42d98c62dff2344c15778c5c6b071837d6b51335a9eacffef433dfc573bdc1af