[INFO] fetching crate rdftk_io 0.2.1... [INFO] checking rdftk_io-0.2.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] extracting crate rdftk_io 0.2.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rdftk_io 0.2.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rdftk_io 0.2.1 [INFO] finished tweaking crates.io crate rdftk_io 0.2.1 [INFO] tweaked toml for crates.io crate rdftk_io 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e8866668f5ceb0746fef5dcd3a93e1c18dec7540346b6fe693989813488e7e2 [INFO] running `Command { std: "docker" "start" "-a" "7e8866668f5ceb0746fef5dcd3a93e1c18dec7540346b6fe693989813488e7e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e8866668f5ceb0746fef5dcd3a93e1c18dec7540346b6fe693989813488e7e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e8866668f5ceb0746fef5dcd3a93e1c18dec7540346b6fe693989813488e7e2", kill_on_drop: false }` [INFO] [stdout] 7e8866668f5ceb0746fef5dcd3a93e1c18dec7540346b6fe693989813488e7e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bdb0f4d26a480bab1b3c3af6f5c3d650ee5f559b8e04c964b1a9a45e65e38b1 [INFO] running `Command { std: "docker" "start" "-a" "8bdb0f4d26a480bab1b3c3af6f5c3d650ee5f559b8e04c964b1a9a45e65e38b1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking atomic_refcell v0.1.7 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking xml-rs v0.8.4 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking pretty_assertions v0.7.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking object v0.26.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking blob-uuid v0.4.0 [INFO] [stderr] Checking unique_id v0.1.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking backtrace v0.3.61 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking rdftk_iri v0.1.9 [INFO] [stderr] Checking rdftk_names v0.1.9 [INFO] [stderr] Checking rdftk_core v0.3.1 [INFO] [stderr] Checking rdftk_io v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `subject` is never read [INFO] [stdout] --> src/xml/reader.rs:267:17 [INFO] [stdout] | [INFO] [stdout] 267 | subject = Some(subject_node); [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: unused variable: `subject` [INFO] [stdout] --> src/xml/reader.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | subject: Option<&SubjectNodeRef>, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `no_child_elements` is never read [INFO] [stdout] --> src/xml/reader.rs:358:21 [INFO] [stdout] | [INFO] [stdout] 358 | no_child_elements = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `namespace` [INFO] [stdout] --> src/xml/reader.rs:455:17 [INFO] [stdout] | [INFO] [stdout] 455 | namespace, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `namespace: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_elements` is never read [INFO] [stdout] --> src/xml/reader.rs:462:17 [INFO] [stdout] | [INFO] [stdout] 462 | has_elements = true; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/xml/reader.rs:476:39 [INFO] [stdout] | [INFO] [stdout] 476 | Ok(XmlEvent::EndElement { name }) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_characters` is never read [INFO] [stdout] --> src/xml/reader.rs:485:17 [INFO] [stdout] | [INFO] [stdout] 485 | has_characters = true; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_characters` is never read [INFO] [stdout] --> src/xml/reader.rs:493:17 [INFO] [stdout] | [INFO] [stdout] 493 | has_characters = true; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `subject` is never read [INFO] [stdout] --> src/xml/reader.rs:267:17 [INFO] [stdout] | [INFO] [stdout] 267 | subject = Some(subject_node); [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: unused variable: `subject` [INFO] [stdout] --> src/xml/reader.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | subject: Option<&SubjectNodeRef>, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `no_child_elements` is never read [INFO] [stdout] --> src/xml/reader.rs:358:21 [INFO] [stdout] | [INFO] [stdout] 358 | no_child_elements = true; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `namespace` [INFO] [stdout] --> src/xml/reader.rs:455:17 [INFO] [stdout] | [INFO] [stdout] 455 | namespace, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `namespace: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_elements` is never read [INFO] [stdout] --> src/xml/reader.rs:462:17 [INFO] [stdout] | [INFO] [stdout] 462 | has_elements = true; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/xml/reader.rs:476:39 [INFO] [stdout] | [INFO] [stdout] 476 | Ok(XmlEvent::EndElement { name }) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_characters` is never read [INFO] [stdout] --> src/xml/reader.rs:485:17 [INFO] [stdout] | [INFO] [stdout] 485 | has_characters = true; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_characters` is never read [INFO] [stdout] --> src/xml/reader.rs:493:17 [INFO] [stdout] | [INFO] [stdout] 493 | has_characters = true; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused result [INFO] [stdout] --> src/xml/reader.rs:410:29 [INFO] [stdout] | [INFO] [stdout] 410 | / ... parse_subject_element( [INFO] [stdout] 411 | | ... event_reader, [INFO] [stdout] 412 | | ... if attributes.uri_base.is_some() { [INFO] [stdout] 413 | | ... &attributes.uri_base [INFO] [stdout] ... | [INFO] [stdout] 418 | | ... graph, [INFO] [stdout] 419 | | ... )?; [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | unused_results, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused result [INFO] [stdout] --> src/xml/reader.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | / parse_subject_element( [INFO] [stdout] 466 | | event_reader, [INFO] [stdout] 467 | | if attributes.uri_base.is_some() { [INFO] [stdout] 468 | | &attributes.uri_base [INFO] [stdout] ... | [INFO] [stdout] 473 | | graph, [INFO] [stdout] 474 | | )?; [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused result [INFO] [stdout] --> src/xml/reader.rs:410:29 [INFO] [stdout] | [INFO] [stdout] 410 | / ... parse_subject_element( [INFO] [stdout] 411 | | ... event_reader, [INFO] [stdout] 412 | | ... if attributes.uri_base.is_some() { [INFO] [stdout] 413 | | ... &attributes.uri_base [INFO] [stdout] ... | [INFO] [stdout] 418 | | ... graph, [INFO] [stdout] 419 | | ... )?; [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | unused_results, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused result [INFO] [stdout] --> src/xml/reader.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | / parse_subject_element( [INFO] [stdout] 466 | | event_reader, [INFO] [stdout] 467 | | if attributes.uri_base.is_some() { [INFO] [stdout] 468 | | &attributes.uri_base [INFO] [stdout] ... | [INFO] [stdout] 473 | | graph, [INFO] [stdout] 474 | | )?; [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.65s [INFO] running `Command { std: "docker" "inspect" "8bdb0f4d26a480bab1b3c3af6f5c3d650ee5f559b8e04c964b1a9a45e65e38b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bdb0f4d26a480bab1b3c3af6f5c3d650ee5f559b8e04c964b1a9a45e65e38b1", kill_on_drop: false }` [INFO] [stdout] 8bdb0f4d26a480bab1b3c3af6f5c3d650ee5f559b8e04c964b1a9a45e65e38b1