[INFO] fetching crate cgc 0.4.0... [INFO] testing cgc-0.4.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate cgc 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate cgc 0.4.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f16c0efca39798b1f58a3e8466bc1eea8c5ba4be2d1464dd07e3a9026d02097c [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" "f16c0efca39798b1f58a3e8466bc1eea8c5ba4be2d1464dd07e3a9026d02097c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f16c0efca39798b1f58a3e8466bc1eea8c5ba4be2d1464dd07e3a9026d02097c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f16c0efca39798b1f58a3e8466bc1eea8c5ba4be2d1464dd07e3a9026d02097c", kill_on_drop: false }` [INFO] [stdout] f16c0efca39798b1f58a3e8466bc1eea8c5ba4be2d1464dd07e3a9026d02097c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a92799fac3ecbc2ca0ecefda282d1b7afb34087e3d4ad837355940ddd4b031c6 [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" "a92799fac3ecbc2ca0ecefda282d1b7afb34087e3d4ad837355940ddd4b031c6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling lock_api v0.3.3 [INFO] [stderr] Compiling fxhash v0.2.1 [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 time v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling parking_lot_core v0.7.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling colored v1.9.2 [INFO] [stderr] Compiling parking_lot v0.10.0 [INFO] [stderr] Compiling chrono v0.4.10 [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 29.65s [INFO] running `Command { std: "docker" "inspect" "a92799fac3ecbc2ca0ecefda282d1b7afb34087e3d4ad837355940ddd4b031c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a92799fac3ecbc2ca0ecefda282d1b7afb34087e3d4ad837355940ddd4b031c6", kill_on_drop: false }` [INFO] [stdout] a92799fac3ecbc2ca0ecefda282d1b7afb34087e3d4ad837355940ddd4b031c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d3558144d68563f4156904f890121a1f98fcab21c82da76f2690e6d19254455 [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" "2d3558144d68563f4156904f890121a1f98fcab21c82da76f2690e6d19254455", 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 2.25s [INFO] running `Command { std: "docker" "inspect" "2d3558144d68563f4156904f890121a1f98fcab21c82da76f2690e6d19254455", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d3558144d68563f4156904f890121a1f98fcab21c82da76f2690e6d19254455", kill_on_drop: false }` [INFO] [stdout] 2d3558144d68563f4156904f890121a1f98fcab21c82da76f2690e6d19254455 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 83f8191a4a29fc54ee25229066dd9622c873fde9a1bd41360a771e1afb38dcf8 [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" "83f8191a4a29fc54ee25229066dd9622c873fde9a1bd41360a771e1afb38dcf8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] 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 0.37s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cgc-7b02fc6477997767) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cgc-ce94a1448ab29d55) [INFO] [stdout] test mem::test_is_page_aligned ... ok [INFO] [stdout] test mem::test_log2 ... ok [INFO] [stdout] test mem::test_page_align ... ok [INFO] [stdout] test mem::tests::test_fits_u8 ... ok [INFO] [stdout] test mem::tests::test_fits_i32 ... 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] [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] [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" "83f8191a4a29fc54ee25229066dd9622c873fde9a1bd41360a771e1afb38dcf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f8191a4a29fc54ee25229066dd9622c873fde9a1bd41360a771e1afb38dcf8", kill_on_drop: false }` [INFO] [stdout] 83f8191a4a29fc54ee25229066dd9622c873fde9a1bd41360a771e1afb38dcf8