[INFO] cloning repository https://github.com/enmand/lucy-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enmand/lucy-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenmand%2Flucy-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenmand%2Flucy-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbdf0f43058cd58b6881c69b8b29ac98b3d3bc2e
[INFO] checking enmand/lucy-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenmand%2Flucy-rs" "/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/enmand/lucy-rs 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/enmand/lucy-rs
[INFO] finished tweaking git repo https://github.com/enmand/lucy-rs
[INFO] tweaked toml for git repo https://github.com/enmand/lucy-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/enmand/lucy-rs 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]     Blocking waiting for file lock on package cache
[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] d3f644ada530db330c1240e7a5304d3424c130a73786f0308889d04958a9b086
[INFO] running `Command { std: "docker" "start" "-a" "d3f644ada530db330c1240e7a5304d3424c130a73786f0308889d04958a9b086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f644ada530db330c1240e7a5304d3424c130a73786f0308889d04958a9b086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f644ada530db330c1240e7a5304d3424c130a73786f0308889d04958a9b086", kill_on_drop: false }`
[INFO] [stdout] d3f644ada530db330c1240e7a5304d3424c130a73786f0308889d04958a9b086
[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] cdb6c0d2a80be49d2b4171720252a0bc23481e422a8423af301f2fbf2c3a2789
[INFO] running `Command { std: "docker" "start" "-a" "cdb6c0d2a80be49d2b4171720252a0bc23481e422a8423af301f2fbf2c3a2789", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking lucy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.41s
[INFO] running `Command { std: "docker" "inspect" "cdb6c0d2a80be49d2b4171720252a0bc23481e422a8423af301f2fbf2c3a2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb6c0d2a80be49d2b4171720252a0bc23481e422a8423af301f2fbf2c3a2789", kill_on_drop: false }`
[INFO] [stdout] cdb6c0d2a80be49d2b4171720252a0bc23481e422a8423af301f2fbf2c3a2789
[INFO] checking enmand/lucy-rs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenmand%2Flucy-rs" "/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/enmand/lucy-rs 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/enmand/lucy-rs
[INFO] finished tweaking git repo https://github.com/enmand/lucy-rs
[INFO] tweaked toml for git repo https://github.com/enmand/lucy-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/enmand/lucy-rs 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-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] 8ebfe806b535f1039b6128417486687c810b5e5c26526883080dd0e1d1152a64
[INFO] running `Command { std: "docker" "start" "-a" "8ebfe806b535f1039b6128417486687c810b5e5c26526883080dd0e1d1152a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ebfe806b535f1039b6128417486687c810b5e5c26526883080dd0e1d1152a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebfe806b535f1039b6128417486687c810b5e5c26526883080dd0e1d1152a64", kill_on_drop: false }`
[INFO] [stdout] 8ebfe806b535f1039b6128417486687c810b5e5c26526883080dd0e1d1152a64
[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] c0cab0dc890e95444f805498baf3f12a3fc5350645e49d6ca9fc97b95061ce55
[INFO] running `Command { std: "docker" "start" "-a" "c0cab0dc890e95444f805498baf3f12a3fc5350645e49d6ca9fc97b95061ce55", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking lucy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.00s
[INFO] running `Command { std: "docker" "inspect" "c0cab0dc890e95444f805498baf3f12a3fc5350645e49d6ca9fc97b95061ce55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0cab0dc890e95444f805498baf3f12a3fc5350645e49d6ca9fc97b95061ce55", kill_on_drop: false }`
[INFO] [stdout] c0cab0dc890e95444f805498baf3f12a3fc5350645e49d6ca9fc97b95061ce55