[INFO] fetching crate hyperdav-server 0.1.0... [INFO] checking hyperdav-server-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate hyperdav-server 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate hyperdav-server 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 hyperdav-server 0.1.0 [INFO] finished tweaking crates.io crate hyperdav-server 0.1.0 [INFO] tweaked toml for crates.io crate hyperdav-server 0.1.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 47 packages [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.5.0) [INFO] [stderr] Adding chrono v0.3.0 (latest: v0.4.37) [INFO] [stderr] Adding env_logger v0.4.3 (latest: v0.11.3) [INFO] [stderr] Adding hyper v0.10.16 (latest: v1.2.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding language-tags v0.2.2 (latest: v0.3.2) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding mime v0.2.6 (latest: v0.3.17) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.3) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] [stderr] Adding unicase v1.4.2 (latest: v2.7.0) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding xml-rs v0.6.1 (latest: v0.8.20) [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] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.4.3 [INFO] [stderr] Downloaded xml-rs v0.6.1 [INFO] [stderr] Downloaded chrono v0.3.0 [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] 1bc8bf66e8068222b97b6c0a7dc15dc4c3b2337d93f19b6e75a6bfda9b160c9a [INFO] running `Command { std: "docker" "start" "-a" "1bc8bf66e8068222b97b6c0a7dc15dc4c3b2337d93f19b6e75a6bfda9b160c9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bc8bf66e8068222b97b6c0a7dc15dc4c3b2337d93f19b6e75a6bfda9b160c9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bc8bf66e8068222b97b6c0a7dc15dc4c3b2337d93f19b6e75a6bfda9b160c9a", kill_on_drop: false }` [INFO] [stdout] 1bc8bf66e8068222b97b6c0a7dc15dc4c3b2337d93f19b6e75a6bfda9b160c9a [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] 14fd0eb21d041bd69f36137628803f5fdbe8bbed3ae3fa0c7d770122a81e85fa [INFO] running `Command { std: "docker" "start" "-a" "14fd0eb21d041bd69f36137628803f5fdbe8bbed3ae3fa0c7d770122a81e85fa", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking xml-rs v0.6.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.3.0 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking hyperdav-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right_matches`: superseded by `trim_end_matches` [INFO] [stdout] --> src/lib.rs:51:31 [INFO] [stdout] | [INFO] [stdout] 51 | assert_eq!(url_prefix.trim_right_matches("/"), url_prefix); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 51 | assert_eq!(url_prefix.trim_end_matches("/"), url_prefix); [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/lib.rs:70:33 [INFO] [stdout] | [INFO] [stdout] 70 | ... .trim_left_matches("/") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 70 | .trim_start_matches("/") [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right_matches`: superseded by `trim_end_matches` [INFO] [stdout] --> src/lib.rs:71:33 [INFO] [stdout] | [INFO] [stdout] 71 | ... .trim_right_matches("/"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 71 | .trim_end_matches("/"); [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right_matches`: superseded by `trim_end_matches` [INFO] [stdout] --> src/lib.rs:51:31 [INFO] [stdout] | [INFO] [stdout] 51 | assert_eq!(url_prefix.trim_right_matches("/"), url_prefix); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 51 | assert_eq!(url_prefix.trim_end_matches("/"), url_prefix); [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/lib.rs:70:33 [INFO] [stdout] | [INFO] [stdout] 70 | ... .trim_left_matches("/") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 70 | .trim_start_matches("/") [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right_matches`: superseded by `trim_end_matches` [INFO] [stdout] --> src/lib.rs:71:33 [INFO] [stdout] | [INFO] [stdout] 71 | ... .trim_right_matches("/"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 71 | .trim_end_matches("/"); [INFO] [stdout] | ~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:135:15 [INFO] [stdout] | [INFO] [stdout] 135 | XmlReader(xml::reader::Error), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 135 | XmlReader(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:136:15 [INFO] [stdout] | [INFO] [stdout] 136 | XmlWriter(xml::writer::Error), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 136 | XmlWriter(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 137 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 137 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:452:13 [INFO] [stdout] | [INFO] [stdout] 452 | *res.status_mut() == StatusCode::Forbidden; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 452 | let _ = *res.status_mut() == StatusCode::Forbidden; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:556:9 [INFO] [stdout] | [INFO] [stdout] 556 | *res.status_mut() == StatusCode::Created; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 556 | let _ = *res.status_mut() == StatusCode::Created; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:567:9 [INFO] [stdout] | [INFO] [stdout] 567 | *res.status_mut() == StatusCode::Created; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 567 | let _ = *res.status_mut() == StatusCode::Created; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:135:15 [INFO] [stdout] | [INFO] [stdout] 135 | XmlReader(xml::reader::Error), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 135 | XmlReader(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:136:15 [INFO] [stdout] | [INFO] [stdout] 136 | XmlWriter(xml::writer::Error), [INFO] [stdout] | --------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 136 | XmlWriter(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 137 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 137 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:452:13 [INFO] [stdout] | [INFO] [stdout] 452 | *res.status_mut() == StatusCode::Forbidden; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 452 | let _ = *res.status_mut() == StatusCode::Forbidden; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:556:9 [INFO] [stdout] | [INFO] [stdout] 556 | *res.status_mut() == StatusCode::Created; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 556 | let _ = *res.status_mut() == StatusCode::Created; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused comparison that must be used [INFO] [stdout] --> src/lib.rs:567:9 [INFO] [stdout] | [INFO] [stdout] 567 | *res.status_mut() == StatusCode::Created; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the comparison produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 567 | let _ = *res.status_mut() == StatusCode::Created; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.81s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "14fd0eb21d041bd69f36137628803f5fdbe8bbed3ae3fa0c7d770122a81e85fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14fd0eb21d041bd69f36137628803f5fdbe8bbed3ae3fa0c7d770122a81e85fa", kill_on_drop: false }` [INFO] [stdout] 14fd0eb21d041bd69f36137628803f5fdbe8bbed3ae3fa0c7d770122a81e85fa