[INFO] fetching crate comet-api 0.1.0... [INFO] checking comet-api-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate comet-api 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate comet-api 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate comet-api 0.1.0 [INFO] finished tweaking crates.io crate comet-api 0.1.0 [INFO] tweaked toml for crates.io crate comet-api 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate comet-api 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smallvec v1.7.0 [INFO] [stderr] Downloaded mopa v0.2.2 [INFO] [stderr] Downloaded comet-gc v0.1.1 [INFO] [stderr] Downloaded parking_lot_core v0.8.5 [INFO] [stderr] Downloaded instant v0.1.12 [INFO] [stderr] Downloaded parking_lot v0.11.2 [INFO] [stderr] Downloaded static_assertions v1.1.0 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded modular-bitfield-impl v0.11.2 [INFO] [stderr] Downloaded crossbeam-utils v0.8.5 [INFO] [stderr] Downloaded proc-macro2 v1.0.32 [INFO] [stderr] Downloaded modular-bitfield v0.11.2 [INFO] [stderr] Downloaded memmap2 v0.5.0 [INFO] [stderr] Downloaded syn v1.0.81 [INFO] [stderr] Downloaded quote v1.0.10 [INFO] [stderr] Downloaded libc v0.2.105 [INFO] [stderr] Downloaded unicode-xid v0.2.2 [INFO] [stderr] Downloaded scopeguard v1.1.0 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded lock_api v0.4.5 [INFO] [stderr] Downloaded redox_syscall v0.2.10 [INFO] [stderr] Downloaded atomic v0.5.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c995264c707e6020e6c48c3a17dc0a718d92a6576f95679b1b318e2a2cf0b3e7 [INFO] running `Command { std: "docker" "start" "-a" "c995264c707e6020e6c48c3a17dc0a718d92a6576f95679b1b318e2a2cf0b3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c995264c707e6020e6c48c3a17dc0a718d92a6576f95679b1b318e2a2cf0b3e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c995264c707e6020e6c48c3a17dc0a718d92a6576f95679b1b318e2a2cf0b3e7", kill_on_drop: false }` [INFO] [stdout] c995264c707e6020e6c48c3a17dc0a718d92a6576f95679b1b318e2a2cf0b3e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76c15fe1f31d8b92602ecece3c251b06da6ca32c3e22f7ab48d9428481e9d5c5 [INFO] running `Command { std: "docker" "start" "-a" "76c15fe1f31d8b92602ecece3c251b06da6ca32c3e22f7ab48d9428481e9d5c5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Compiling atomic v0.5.0 [INFO] [stderr] Checking memmap2 v0.5.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Checking modular-bitfield v0.11.2 [INFO] [stderr] Checking comet-gc v0.1.1 [INFO] [stderr] Checking comet-api v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use comet::header::HeapObjectHeader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `HeapObjectHeader` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/lib.rs:358:17 [INFO] [stdout] | [INFO] [stdout] 358 | pub use comet::{header::*,*,gc_info_table::*}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use comet::header::HeapObjectHeader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HeapObjectHeader` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use comet::header::HeapObjectHeader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 358 | pub use comet::{header::*,*,gc_info_table::*}; [INFO] [stdout] | --------- the item `HeapObjectHeader` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GCInfoIndex` is imported redundantly [INFO] [stdout] --> src/lib.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | use comet::internal::gc_info::{GCInfoIndex, GCInfoTrait}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*}; [INFO] [stdout] | ---------- the item `GCInfoIndex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GCInfoTrait` is imported redundantly [INFO] [stdout] --> src/lib.rs:6:45 [INFO] [stdout] | [INFO] [stdout] 6 | use comet::internal::gc_info::{GCInfoIndex, GCInfoTrait}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*}; [INFO] [stdout] | ---------- the item `GCInfoTrait` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gc_info::*` [INFO] [stdout] --> src/lib.rs:357:60 [INFO] [stdout] | [INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private item shadows public glob re-export [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use comet::header::HeapObjectHeader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the name `HeapObjectHeader` in the type namespace is supposed to be publicly re-exported here [INFO] [stdout] --> src/lib.rs:358:17 [INFO] [stdout] | [INFO] [stdout] 358 | pub use comet::{header::*,*,gc_info_table::*}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: but the private item here shadows it [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use comet::header::HeapObjectHeader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(hidden_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HeapObjectHeader` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use comet::header::HeapObjectHeader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 358 | pub use comet::{header::*,*,gc_info_table::*}; [INFO] [stdout] | --------- the item `HeapObjectHeader` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GCInfoIndex` is imported redundantly [INFO] [stdout] --> src/lib.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | use comet::internal::gc_info::{GCInfoIndex, GCInfoTrait}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*}; [INFO] [stdout] | ---------- the item `GCInfoIndex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GCInfoTrait` is imported redundantly [INFO] [stdout] --> src/lib.rs:6:45 [INFO] [stdout] | [INFO] [stdout] 6 | use comet::internal::gc_info::{GCInfoIndex, GCInfoTrait}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*}; [INFO] [stdout] | ---------- the item `GCInfoTrait` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `gc_info::*` [INFO] [stdout] --> src/lib.rs:357:60 [INFO] [stdout] | [INFO] [stdout] 357 | pub use comet::internal::{trace_trait::*,finalize_trait::*,gc_info::*}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GCPlatform` is imported redundantly [INFO] [stdout] --> examples/simple.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use comet::GCPlatform; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 2 | use comet_api::{*,cell::Heap}; [INFO] [stdout] | - the item `GCPlatform` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Heap` is imported redundantly [INFO] [stdout] --> examples/simple.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use comet_api::{*,cell::Heap}; [INFO] [stdout] | - ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `Heap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.18s [INFO] running `Command { std: "docker" "inspect" "76c15fe1f31d8b92602ecece3c251b06da6ca32c3e22f7ab48d9428481e9d5c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76c15fe1f31d8b92602ecece3c251b06da6ca32c3e22f7ab48d9428481e9d5c5", kill_on_drop: false }` [INFO] [stdout] 76c15fe1f31d8b92602ecece3c251b06da6ca32c3e22f7ab48d9428481e9d5c5