[INFO] cloning repository https://github.com/codingsasi/warmer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codingsasi/warmer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingsasi%2Fwarmer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingsasi%2Fwarmer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbf44dd47de28268fd202db07610005fdf188e9a
[INFO] checking codingsasi/warmer against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingsasi%2Fwarmer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codingsasi/warmer on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codingsasi/warmer
[INFO] finished tweaking git repo https://github.com/codingsasi/warmer
[INFO] tweaked toml for git repo https://github.com/codingsasi/warmer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/codingsasi/warmer 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]     Updating warmer v0.1.1 (/workspace/builds/worker-7-tc1/source) -> v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48933d2606cba4d2718dbeb8a9bdfd1089e53b69d4f0719a5ff60e2b616e21c9
[INFO] running `Command { std: "docker" "start" "-a" "48933d2606cba4d2718dbeb8a9bdfd1089e53b69d4f0719a5ff60e2b616e21c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48933d2606cba4d2718dbeb8a9bdfd1089e53b69d4f0719a5ff60e2b616e21c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48933d2606cba4d2718dbeb8a9bdfd1089e53b69d4f0719a5ff60e2b616e21c9", kill_on_drop: false }`
[INFO] [stdout] 48933d2606cba4d2718dbeb8a9bdfd1089e53b69d4f0719a5ff60e2b616e21c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e50177d892e8e2c17e3affba2e821eeda01a0ebe6f3921c5834a4f588b364241
[INFO] running `Command { std: "docker" "start" "-a" "e50177d892e8e2c17e3affba2e821eeda01a0ebe6f3921c5834a4f588b364241", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling isahc v1.7.2
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.8+1.55.1
[INFO] [stderr]    Compiling openssl-sys v0.9.92
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling curl-sys v0.4.65+curl-8.2.1
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]     Checking xml-rs v0.8.17
[INFO] [stderr]     Checking castaway v0.1.2
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking clap v4.4.2
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]     Checking serde-xml-rs v0.6.0
[INFO] [stderr]     Checking scraper v0.13.0
[INFO] [stderr]     Checking warmer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ctrlc` is imported redundantly
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ctrlc;
[INFO] [stdout]   |     ^^^^^ the item `ctrlc` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ctrlc` is imported redundantly
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ctrlc;
[INFO] [stdout]   |     ^^^^^ the item `ctrlc` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[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 16.55s
[INFO] running `Command { std: "docker" "inspect" "e50177d892e8e2c17e3affba2e821eeda01a0ebe6f3921c5834a4f588b364241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e50177d892e8e2c17e3affba2e821eeda01a0ebe6f3921c5834a4f588b364241", kill_on_drop: false }`
[INFO] [stdout] e50177d892e8e2c17e3affba2e821eeda01a0ebe6f3921c5834a4f588b364241