[INFO] fetching crate ffts 0.1.3... [INFO] checking ffts-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate ffts 0.1.3 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate ffts 0.1.3 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 ffts 0.1.3 [INFO] finished tweaking crates.io crate ffts 0.1.3 [INFO] tweaked toml for crates.io crate ffts 0.1.3 written to /workspace/builds/worker-6-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 53 packages [INFO] [stderr] Adding bindgen v0.49.4 (latest: v0.69.4) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cexpr v0.3.6 (latest: v0.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clang-sys v0.28.1 (latest: v1.7.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding env_logger v0.6.2 (latest: v0.11.3) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding libloading v0.5.2 (latest: v0.8.3) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding peeking_take_while v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding shlex v0.1.1 (latest: v1.3.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding which v2.0.1 (latest: v6.0.1) [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 ffts-sys v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 866144fe2107ba93348b51740e38b824483fa87a883c32f958aa4beaf8393465 [INFO] running `Command { std: "docker" "start" "-a" "866144fe2107ba93348b51740e38b824483fa87a883c32f958aa4beaf8393465", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "866144fe2107ba93348b51740e38b824483fa87a883c32f958aa4beaf8393465", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "866144fe2107ba93348b51740e38b824483fa87a883c32f958aa4beaf8393465", kill_on_drop: false }` [INFO] [stdout] 866144fe2107ba93348b51740e38b824483fa87a883c32f958aa4beaf8393465 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 361e3b8a884f50e6804129fba0af3f7676f21f28ba795040955a069716c55080 [INFO] running `Command { std: "docker" "start" "-a" "361e3b8a884f50e6804129fba0af3f7676f21f28ba795040955a069716c55080", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling bindgen v0.49.4 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling ffts-sys v0.1.3 [INFO] [stderr] Checking ffts v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "361e3b8a884f50e6804129fba0af3f7676f21f28ba795040955a069716c55080", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "361e3b8a884f50e6804129fba0af3f7676f21f28ba795040955a069716c55080", kill_on_drop: false }` [INFO] [stdout] 361e3b8a884f50e6804129fba0af3f7676f21f28ba795040955a069716c55080 [INFO] checking ffts-0.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate ffts 0.1.3 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate ffts 0.1.3 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ffts 0.1.3 [INFO] finished tweaking crates.io crate ffts 0.1.3 [INFO] tweaked toml for crates.io crate ffts 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1966acf298a9d884dab093907ab7add9c9ba96a1d2b54941ea14c4b39604841 [INFO] running `Command { std: "docker" "start" "-a" "a1966acf298a9d884dab093907ab7add9c9ba96a1d2b54941ea14c4b39604841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1966acf298a9d884dab093907ab7add9c9ba96a1d2b54941ea14c4b39604841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1966acf298a9d884dab093907ab7add9c9ba96a1d2b54941ea14c4b39604841", kill_on_drop: false }` [INFO] [stdout] a1966acf298a9d884dab093907ab7add9c9ba96a1d2b54941ea14c4b39604841 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33898c10496524f7e661194a42fc86df4359ce4563318b7245a6cb160a99a041 [INFO] running `Command { std: "docker" "start" "-a" "33898c10496524f7e661194a42fc86df4359ce4563318b7245a6cb160a99a041", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bindgen v0.49.4 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling ffts-sys v0.1.3 [INFO] [stderr] Checking ffts v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.23s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cexpr v0.3.6, nom v4.2.3 [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" "33898c10496524f7e661194a42fc86df4359ce4563318b7245a6cb160a99a041", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33898c10496524f7e661194a42fc86df4359ce4563318b7245a6cb160a99a041", kill_on_drop: false }` [INFO] [stdout] 33898c10496524f7e661194a42fc86df4359ce4563318b7245a6cb160a99a041