[INFO] fetching crate docsearch 0.3.5...
[INFO] checking docsearch-0.3.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate docsearch 0.3.5 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate docsearch 0.3.5 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 docsearch 0.3.5
[INFO] finished tweaking crates.io crate docsearch 0.3.5
[INFO] tweaked toml for crates.io crate docsearch 0.3.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate docsearch 0.3.5 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_tuple v0.5.0
[INFO] [stderr]   Downloaded serde_tuple_macros v0.5.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.12
[INFO] [stderr]   Downloaded errno v0.3.2
[INFO] [stderr]   Downloaded hyper-rustls v0.24.1
[INFO] [stderr]   Downloaded env_logger v0.10.0
[INFO] [stderr]   Downloaded serde_derive v1.0.185
[INFO] [stderr]   Downloaded aho-corasick v1.0.4
[INFO] [stderr]   Downloaded rustix v0.38.8
[INFO] [stderr]   Downloaded bstr v1.6.0
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] [stderr]   Downloaded insta v1.31.0
[INFO] [stderr]   Downloaded regex v1.9.3
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.5
[INFO] [stderr]   Downloaded rustls v0.21.6
[INFO] [stderr]   Downloaded flate2 v1.0.27
[INFO] [stderr]   Downloaded async-compression v0.4.1
[INFO] [stderr]   Downloaded rustls-webpki v0.101.4
[INFO] [stderr]   Downloaded reqwest v0.11.19
[INFO] [stderr]   Downloaded serde_json v1.0.105
[INFO] [stderr]   Downloaded serde v1.0.185
[INFO] [stderr]   Downloaded object v0.32.0
[INFO] [stderr]   Downloaded syn v2.0.29
[INFO] [stderr]   Downloaded winnow v0.5.14
[INFO] [stderr]   Downloaded socket2 v0.5.3
[INFO] [stderr]   Downloaded sct v0.7.0
[INFO] [stderr]   Downloaded semver v1.0.18
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.3
[INFO] [stderr]   Downloaded serde_repr v0.1.16
[INFO] [stderr]   Downloaded thiserror-impl v1.0.47
[INFO] [stderr]   Downloaded thiserror v1.0.47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3888532fddd3dede5132b76bfb4eca1225666b1b16e63b600a8f98b97051d395
[INFO] running `Command { std: "docker" "start" "-a" "3888532fddd3dede5132b76bfb4eca1225666b1b16e63b600a8f98b97051d395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3888532fddd3dede5132b76bfb4eca1225666b1b16e63b600a8f98b97051d395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3888532fddd3dede5132b76bfb4eca1225666b1b16e63b600a8f98b97051d395", kill_on_drop: false }`
[INFO] [stdout] 3888532fddd3dede5132b76bfb4eca1225666b1b16e63b600a8f98b97051d395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 757ec70f07bb21ed7c2d779cf2087f8173b89b491d01b25a0fce7681df7b63e7
[INFO] running `Command { std: "docker" "start" "-a" "757ec70f07bb21ed7c2d779cf2087f8173b89b491d01b25a0fce7681df7b63e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]    Compiling rustls v0.21.6
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking bstr v1.6.0
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking webpki-roots v0.25.2
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking winnow v0.5.14
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking globset v0.4.13
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling serde_repr v0.1.16
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls-webpki v0.101.4
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking async-compression v0.4.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking insta v1.31.0
[INFO] [stderr]     Checking docsearch v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-rustls v0.24.1
[INFO] [stderr]     Checking reqwest v0.11.19
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.08s
[INFO] running `Command { std: "docker" "inspect" "757ec70f07bb21ed7c2d779cf2087f8173b89b491d01b25a0fce7681df7b63e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757ec70f07bb21ed7c2d779cf2087f8173b89b491d01b25a0fce7681df7b63e7", kill_on_drop: false }`
[INFO] [stdout] 757ec70f07bb21ed7c2d779cf2087f8173b89b491d01b25a0fce7681df7b63e7
[INFO] checking docsearch-0.3.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate docsearch 0.3.5 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate docsearch 0.3.5 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate docsearch 0.3.5
[INFO] finished tweaking crates.io crate docsearch 0.3.5
[INFO] tweaked toml for crates.io crate docsearch 0.3.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate docsearch 0.3.5 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b2c07e84547af7f5e6d1cb747f507ece690096ad4c7d40fdc76801967da5fa9
[INFO] running `Command { std: "docker" "start" "-a" "3b2c07e84547af7f5e6d1cb747f507ece690096ad4c7d40fdc76801967da5fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b2c07e84547af7f5e6d1cb747f507ece690096ad4c7d40fdc76801967da5fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2c07e84547af7f5e6d1cb747f507ece690096ad4c7d40fdc76801967da5fa9", kill_on_drop: false }`
[INFO] [stdout] 3b2c07e84547af7f5e6d1cb747f507ece690096ad4c7d40fdc76801967da5fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ff3087facd0f3c37ab51c574dee788466b555f85c80956c65bd1b51979193fc
[INFO] running `Command { std: "docker" "start" "-a" "7ff3087facd0f3c37ab51c574dee788466b555f85c80956c65bd1b51979193fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]    Compiling rustls v0.21.6
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking bstr v1.6.0
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking webpki-roots v0.25.2
[INFO] [stderr]     Checking winnow v0.5.14
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking globset v0.4.13
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.185
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling serde_repr v0.1.16
[INFO] [stderr]     Checking rustls-webpki v0.101.4
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking async-compression v0.4.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_tuple v0.5.0
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking insta v1.31.0
[INFO] [stderr]     Checking docsearch v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-rustls v0.24.1
[INFO] [stderr]     Checking reqwest v0.11.19
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "7ff3087facd0f3c37ab51c574dee788466b555f85c80956c65bd1b51979193fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff3087facd0f3c37ab51c574dee788466b555f85c80956c65bd1b51979193fc", kill_on_drop: false }`
[INFO] [stdout] 7ff3087facd0f3c37ab51c574dee788466b555f85c80956c65bd1b51979193fc