[INFO] fetching crate cgc 0.4.0... [INFO] testing cgc-0.4.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate cgc 0.4.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate cgc 0.4.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cgc 0.4.0 [INFO] finished tweaking crates.io crate cgc 0.4.0 [INFO] tweaked toml for crates.io crate cgc 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate cgc 0.4.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d93f31d3bdc6665e52c3ac1f43f40ada1811dc9cc497fd4cf5570819687804d [INFO] running `Command { std: "docker" "start" "-a" "1d93f31d3bdc6665e52c3ac1f43f40ada1811dc9cc497fd4cf5570819687804d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d93f31d3bdc6665e52c3ac1f43f40ada1811dc9cc497fd4cf5570819687804d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d93f31d3bdc6665e52c3ac1f43f40ada1811dc9cc497fd4cf5570819687804d", kill_on_drop: false }` [INFO] [stdout] 1d93f31d3bdc6665e52c3ac1f43f40ada1811dc9cc497fd4cf5570819687804d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59c995e384bfd0de33b59c0b6db97bec041e978b61b3df9edb20011ff9b9d035 [INFO] running `Command { std: "docker" "start" "-a" "59c995e384bfd0de33b59c0b6db97bec041e978b61b3df9edb20011ff9b9d035", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling colored v1.9.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling parking_lot_core v0.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling parking_lot v0.10.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling crossbeam-channel v0.4.2 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling simple_logger v1.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling time-macros-impl v0.1.0 [INFO] [stderr] Compiling time-macros v0.1.0 [INFO] [stderr] Compiling time v0.2.3 [INFO] [stderr] Compiling cgc v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hash::*` [INFO] [stdout] --> src/mem.rs:799:5 [INFO] [stdout] | [INFO] [stdout] 799 | use std::hash::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mem.rs:936:14 [INFO] [stdout] | [INFO] [stdout] 936 | .compare_and_swap(current, other, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRACE_GC` [INFO] [stdout] --> src/heap.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | const TRACE_GC: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fence_mutator` [INFO] [stdout] --> src/heap.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | fence_mutator: AtomicBool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.16s [INFO] running `Command { std: "docker" "inspect" "59c995e384bfd0de33b59c0b6db97bec041e978b61b3df9edb20011ff9b9d035", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59c995e384bfd0de33b59c0b6db97bec041e978b61b3df9edb20011ff9b9d035", kill_on_drop: false }` [INFO] [stdout] 59c995e384bfd0de33b59c0b6db97bec041e978b61b3df9edb20011ff9b9d035 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6dd179091ffb73afa5ce409231a418ad7307f457e54fd55fc8d6c9e1b696cd6 [INFO] running `Command { std: "docker" "start" "-a" "b6dd179091ffb73afa5ce409231a418ad7307f457e54fd55fc8d6c9e1b696cd6", kill_on_drop: false }` [INFO] [stderr] Compiling cgc v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::hash::*` [INFO] [stdout] --> src/mem.rs:799:5 [INFO] [stdout] | [INFO] [stdout] 799 | use std::hash::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mem.rs:936:14 [INFO] [stdout] | [INFO] [stdout] 936 | .compare_and_swap(current, other, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRACE_GC` [INFO] [stdout] --> src/heap.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | const TRACE_GC: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fence_mutator` [INFO] [stdout] --> src/heap.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | fence_mutator: AtomicBool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::*` [INFO] [stdout] --> src/mem.rs:799:5 [INFO] [stdout] | [INFO] [stdout] 799 | use std::hash::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mem.rs:936:14 [INFO] [stdout] | [INFO] [stdout] 936 | .compare_and_swap(current, other, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRACE_GC` [INFO] [stdout] --> src/heap.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | const TRACE_GC: bool = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fence_mutator` [INFO] [stdout] --> src/heap.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | fence_mutator: AtomicBool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `Command { std: "docker" "inspect" "b6dd179091ffb73afa5ce409231a418ad7307f457e54fd55fc8d6c9e1b696cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6dd179091ffb73afa5ce409231a418ad7307f457e54fd55fc8d6c9e1b696cd6", kill_on_drop: false }` [INFO] [stdout] b6dd179091ffb73afa5ce409231a418ad7307f457e54fd55fc8d6c9e1b696cd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c46434fbb1876b16b7137dd40b4366e275a68768224c84f6d9edf273d3507d3d [INFO] running `Command { std: "docker" "start" "-a" "c46434fbb1876b16b7137dd40b4366e275a68768224c84f6d9edf273d3507d3d", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::hash::*` [INFO] [stderr] --> src/mem.rs:799:5 [INFO] [stderr] | [INFO] [stderr] 799 | use std::hash::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/mem.rs:936:14 [INFO] [stderr] | [INFO] [stderr] 936 | .compare_and_swap(current, other, Ordering::AcqRel) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `TRACE_GC` [INFO] [stderr] --> src/heap.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const TRACE_GC: bool = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `fence_mutator` [INFO] [stderr] --> src/heap.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | fence_mutator: AtomicBool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `cgc` (lib) generated 4 warnings [INFO] [stderr] warning: `cgc` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cgc-5cd3ae0440bfa94a) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cgc-d13f25256b658655) [INFO] [stdout] test mem::test_is_page_aligned ... ok [INFO] [stdout] test mem::test_page_align ... ok [INFO] [stdout] test mem::test_log2 ... ok [INFO] [stdout] test mem::tests::test_fits_i32 ... ok [INFO] [stdout] test mem::tests::test_fits_u8 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests cgc [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c46434fbb1876b16b7137dd40b4366e275a68768224c84f6d9edf273d3507d3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c46434fbb1876b16b7137dd40b4366e275a68768224c84f6d9edf273d3507d3d", kill_on_drop: false }` [INFO] [stdout] c46434fbb1876b16b7137dd40b4366e275a68768224c84f6d9edf273d3507d3d