[INFO] cloning repository https://github.com/coreyja/rust-devicon-lookup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreyja/rust-devicon-lookup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 404c9cbd477b3dee0e757aa93a66d5e59b85e596
[INFO] checking coreyja/rust-devicon-lookup against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreyja/rust-devicon-lookup 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 git repo https://github.com/coreyja/rust-devicon-lookup
[INFO] finished tweaking git repo https://github.com/coreyja/rust-devicon-lookup
[INFO] tweaked toml for git repo https://github.com/coreyja/rust-devicon-lookup written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/coreyja/rust-devicon-lookup 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 predicates v3.1.0
[INFO] [stderr]   Downloaded supports-unicode v3.0.0
[INFO] [stderr]   Downloaded miette-derive v7.1.0
[INFO] [stderr]   Downloaded supports-hyperlinks v3.0.0
[INFO] [stderr]   Downloaded temp-dir v0.1.12
[INFO] [stderr]   Downloaded supports-color v3.0.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.14
[INFO] [stderr]   Downloaded owo-colors v4.0.0
[INFO] [stderr]   Downloaded miette v7.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a1c976cc2438dc77c628278fcec57aad902fde1cb2d981b201f90b9aa7166557
[INFO] running `Command { std: "docker" "start" "-a" "a1c976cc2438dc77c628278fcec57aad902fde1cb2d981b201f90b9aa7166557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1c976cc2438dc77c628278fcec57aad902fde1cb2d981b201f90b9aa7166557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c976cc2438dc77c628278fcec57aad902fde1cb2d981b201f90b9aa7166557", kill_on_drop: false }`
[INFO] [stdout] a1c976cc2438dc77c628278fcec57aad902fde1cb2d981b201f90b9aa7166557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c5b22e8a74f69acf6a0db54cd8b681df2c48d6411b8097b5b1822a1d25bc1e19
[INFO] running `Command { std: "docker" "start" "-a" "c5b22e8a74f69acf6a0db54cd8b681df2c48d6411b8097b5b1822a1d25bc1e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking supports-color v3.0.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking owo-colors v4.0.0
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking supports-hyperlinks v3.0.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking temp-dir v0.1.12
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling miette-derive v7.1.0
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking miette v7.1.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking devicon-lookup v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.19s
[INFO] running `Command { std: "docker" "inspect" "c5b22e8a74f69acf6a0db54cd8b681df2c48d6411b8097b5b1822a1d25bc1e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b22e8a74f69acf6a0db54cd8b681df2c48d6411b8097b5b1822a1d25bc1e19", kill_on_drop: false }`
[INFO] [stdout] c5b22e8a74f69acf6a0db54cd8b681df2c48d6411b8097b5b1822a1d25bc1e19
[INFO] checking coreyja/rust-devicon-lookup against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreyja%2Frust-devicon-lookup" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreyja/rust-devicon-lookup 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 git repo https://github.com/coreyja/rust-devicon-lookup
[INFO] finished tweaking git repo https://github.com/coreyja/rust-devicon-lookup
[INFO] tweaked toml for git repo https://github.com/coreyja/rust-devicon-lookup written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/coreyja/rust-devicon-lookup 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e8d2dc5c0709665534bcb58cca7925a307d77107bcd16bc484278a313a3011f1
[INFO] running `Command { std: "docker" "start" "-a" "e8d2dc5c0709665534bcb58cca7925a307d77107bcd16bc484278a313a3011f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8d2dc5c0709665534bcb58cca7925a307d77107bcd16bc484278a313a3011f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d2dc5c0709665534bcb58cca7925a307d77107bcd16bc484278a313a3011f1", kill_on_drop: false }`
[INFO] [stdout] e8d2dc5c0709665534bcb58cca7925a307d77107bcd16bc484278a313a3011f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9b266d37e865b0839c071e640439670545a898373709c941594dee8165bd6225
[INFO] running `Command { std: "docker" "start" "-a" "9b266d37e865b0839c071e640439670545a898373709c941594dee8165bd6225", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking supports-color v3.0.0
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking supports-hyperlinks v3.0.0
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking owo-colors v4.0.0
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]     Checking temp-dir v0.1.12
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking bstr v1.9.0
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling miette-derive v7.1.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking miette v7.1.0
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking devicon-lookup v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.34s
[INFO] running `Command { std: "docker" "inspect" "9b266d37e865b0839c071e640439670545a898373709c941594dee8165bd6225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b266d37e865b0839c071e640439670545a898373709c941594dee8165bd6225", kill_on_drop: false }`
[INFO] [stdout] 9b266d37e865b0839c071e640439670545a898373709c941594dee8165bd6225