[INFO] fetching crate tc-collection 0.2.0... [INFO] checking tc-collection-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tc-collection 0.2.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate tc-collection 0.2.0 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 tc-collection 0.2.0 [INFO] finished tweaking crates.io crate tc-collection 0.2.0 [INFO] tweaked toml for crates.io crate tc-collection 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 159 packages [INFO] [stderr] Adding attribute-derive v0.6.1 (latest: v0.9.1) [INFO] [stderr] Adding attribute-derive-macro v0.6.1 (latest: v0.9.1) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding convert_case v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding ha-ndarray v0.2.0 (latest: v0.3.1) [INFO] [stderr] Adding handlebars v4.5.0 (latest: v5.1.2) [INFO] [stderr] Adding itertools v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding proc-macro-utils v0.8.0 (latest: v0.9.1) [INFO] [stderr] Adding quick-xml v0.18.1 (latest: v0.31.0) [INFO] [stderr] Adding quote-use v0.7.2 (latest: v0.8.0) [INFO] [stderr] Adding quote-use-macros v0.7.2 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tc-error v0.9.0 (latest: v0.11.0) [INFO] [stderr] Adding tc-scalar v0.2.0 (latest: v0.4.0) [INFO] [stderr] Adding tc-transact v0.18.0 (latest: v0.20.0) [INFO] [stderr] Adding tc-value v0.10.0 (latest: v0.12.0) [INFO] [stderr] Adding tcgeneric v0.8.1 (latest: v0.10.0) [INFO] [stderr] Adding txfs v0.2.1 (latest: v0.3.0) [INFO] [stderr] Adding txn_lock v0.8.1 (latest: v0.9.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Downloading crates ... [INFO] [stderr] Downloaded tc-error v0.9.0 [INFO] [stderr] Downloaded hr-id v0.5.1 [INFO] [stderr] Downloaded async-hash v0.5.3 [INFO] [stderr] Downloaded tcgeneric v0.8.1 [INFO] [stderr] Downloaded get-size v0.1.4 [INFO] [stderr] Downloaded destream v0.7.3 [INFO] [stderr] Downloaded safecast v0.2.2 [INFO] [stderr] Downloaded email-address-parser v2.0.0 [INFO] [stderr] Downloaded txn_lock v0.8.1 [INFO] [stderr] Downloaded ha-ndarray v0.2.0 [INFO] [stderr] Downloaded b-tree v0.3.1 [INFO] [stderr] Downloaded get-size-derive v0.1.3 [INFO] [stderr] Downloaded b-table v0.2.1 [INFO] [stderr] Downloaded tc-transact v0.18.0 [INFO] [stderr] Downloaded qutex v0.2.6 [INFO] [stderr] Downloaded quick-xml v0.18.1 [INFO] [stderr] Downloaded cl-sys v0.4.3 [INFO] [stderr] Downloaded ocl-core v0.11.5 [INFO] [stderr] Downloaded ocl v0.19.7 [INFO] [stderr] Downloaded freqfs v0.9.1 [INFO] [stderr] Downloaded pathlink v0.2.2 [INFO] [stderr] Downloaded tbon v0.5.2 [INFO] [stderr] Downloaded ds-ext v0.1.7 [INFO] [stderr] Downloaded number-general v0.11.1 [INFO] [stderr] Downloaded tc-value v0.10.0 [INFO] [stderr] Downloaded txfs v0.2.1 [INFO] [stderr] Downloaded collate v0.4.1 [INFO] [stderr] Downloaded ocl-core-vector v0.1.1 [INFO] [stderr] Downloaded tc-scalar v0.2.0 [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] e703fe8bbed63c6140a15a79dc0309f198824dc995e34ed5d7726fe547360072 [INFO] running `Command { std: "docker" "start" "-a" "e703fe8bbed63c6140a15a79dc0309f198824dc995e34ed5d7726fe547360072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e703fe8bbed63c6140a15a79dc0309f198824dc995e34ed5d7726fe547360072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e703fe8bbed63c6140a15a79dc0309f198824dc995e34ed5d7726fe547360072", kill_on_drop: false }` [INFO] [stdout] e703fe8bbed63c6140a15a79dc0309f198824dc995e34ed5d7726fe547360072 [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] c1273cc40de9ad39f6f99cee30ef8a54dfdf8acd012001f502b985a0feb47c22 [INFO] running `Command { std: "docker" "start" "-a" "c1273cc40de9ad39f6f99cee30ef8a54dfdf8acd012001f502b985a0feb47c22", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling collection_literals v1.0.1 [INFO] [stderr] Compiling interpolator v0.5.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking get-size v0.1.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking safecast v0.2.2 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Compiling proc-macro-utils v0.8.0 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling ha-ndarray v0.2.0 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking strength_reduce v0.2.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking transpose v0.2.3 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling derive-where v1.2.7 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling num-derive v0.4.2 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling pest v2.7.9 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Compiling quote-use-macros v0.7.2 [INFO] [stderr] Compiling quote-use v0.7.2 [INFO] [stderr] Compiling attribute-derive-macro v0.6.1 [INFO] [stderr] Compiling pest_meta v2.7.9 [INFO] [stderr] Compiling pest_generator v2.7.9 [INFO] [stderr] Compiling attribute-derive v0.6.1 [INFO] [stderr] Compiling pest_derive v2.7.9 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking collate v0.4.1 [INFO] [stderr] Compiling get-size-derive v0.1.3 [INFO] [stderr] Checking email-address-parser v2.0.0 [INFO] [stderr] Checking ds-ext v0.1.7 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking destream v0.7.3 [INFO] [stderr] Checking async-hash v0.5.3 [INFO] [stderr] Checking handlebars v4.5.0 [INFO] [stderr] Checking hr-id v0.5.1 [INFO] [stderr] Checking tbon v0.5.2 [INFO] [stderr] Checking number-general v0.11.1 [INFO] [stderr] Checking txn_lock v0.8.1 [INFO] [stderr] Checking pathlink v0.2.2 [INFO] [stderr] Checking freqfs v0.9.1 [INFO] [stderr] Checking txfs v0.2.1 [INFO] [stderr] Checking b-tree v0.3.1 [INFO] [stderr] Checking b-table v0.2.1 [INFO] [stderr] Checking tc-error v0.9.0 [INFO] [stderr] Checking tcgeneric v0.8.1 [INFO] [stderr] Checking tc-value v0.10.0 [INFO] [stderr] Checking tc-transact v0.18.0 [INFO] [stderr] Checking tc-scalar v0.2.0 [INFO] [stderr] Checking tc-collection v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/btree/public.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/btree/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/table/public.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/tensor/public.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/btree/public.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/btree/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/table/public.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/tensor/public.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LoadHandler` is never constructed [INFO] [stdout] --> src/table/public.rs:225:8 [INFO] [stdout] | [INFO] [stdout] 225 | struct LoadHandler; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `const_div` and `log` are never used [INFO] [stdout] --> src/tensor/complex.rs:270:8 [INFO] [stdout] | [INFO] [stdout] 243 | pub(crate) trait ComplexMath: ComplexUnary + Clone { [INFO] [stdout] | ----------- associated functions in this trait [INFO] [stdout] ... [INFO] [stdout] 270 | fn const_div(this: Number, that: (Self, Self)) -> TCResult<(Self, Self)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 358 | fn log(this: (Self, Self), that: (Self, Self)) -> TCResult<(Self, Self)> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused pinned boxed `futures::Future` trait object that must be used [INFO] [stdout] --> src/lib.rs:330:5 [INFO] [stdout] | [INFO] [stdout] 330 | versions.delete(txn_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: futures do nothing unless you `.await` or poll them [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LoadHandler` is never constructed [INFO] [stdout] --> src/table/public.rs:225:8 [INFO] [stdout] | [INFO] [stdout] 225 | struct LoadHandler; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `const_div` and `log` are never used [INFO] [stdout] --> src/tensor/complex.rs:270:8 [INFO] [stdout] | [INFO] [stdout] 243 | pub(crate) trait ComplexMath: ComplexUnary + Clone { [INFO] [stdout] | ----------- associated functions in this trait [INFO] [stdout] ... [INFO] [stdout] 270 | fn const_div(this: Number, that: (Self, Self)) -> TCResult<(Self, Self)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 358 | fn log(this: (Self, Self), that: (Self, Self)) -> TCResult<(Self, Self)> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused pinned boxed `futures::Future` trait object that must be used [INFO] [stdout] --> src/lib.rs:330:5 [INFO] [stdout] | [INFO] [stdout] 330 | versions.delete(txn_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: futures do nothing unless you `.await` or poll them [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "c1273cc40de9ad39f6f99cee30ef8a54dfdf8acd012001f502b985a0feb47c22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1273cc40de9ad39f6f99cee30ef8a54dfdf8acd012001f502b985a0feb47c22", kill_on_drop: false }` [INFO] [stdout] c1273cc40de9ad39f6f99cee30ef8a54dfdf8acd012001f502b985a0feb47c22