[INFO] fetching crate confmg 0.1.0...
[INFO] checking confmg-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate confmg 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate confmg 0.1.0 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 confmg 0.1.0
[INFO] finished tweaking crates.io crate confmg 0.1.0
[INFO] tweaked toml for crates.io crate confmg 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate confmg 0.1.0 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 v1.0.183
[INFO] [stderr]   Downloaded thiserror-impl v1.0.44
[INFO] [stderr]   Downloaded thiserror v1.0.44
[INFO] [stderr]   Downloaded diffy v0.3.0
[INFO] [stderr]   Downloaded quote v1.0.32
[INFO] [stderr]   Downloaded anyhow v1.0.72
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded clap_builder v4.3.19
[INFO] [stderr]   Downloaded rustix v0.38.6
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[INFO] [stderr]   Downloaded syn v2.0.28
[INFO] [stderr]   Downloaded serde_json v1.0.104
[INFO] [stderr]   Downloaded clap v4.3.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0098befbe582896c638d1e6a7ee83d7d29acd98f229dbd39ddcc5fd2e5dd08f1
[INFO] running `Command { std: "docker" "start" "-a" "0098befbe582896c638d1e6a7ee83d7d29acd98f229dbd39ddcc5fd2e5dd08f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0098befbe582896c638d1e6a7ee83d7d29acd98f229dbd39ddcc5fd2e5dd08f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0098befbe582896c638d1e6a7ee83d7d29acd98f229dbd39ddcc5fd2e5dd08f1", kill_on_drop: false }`
[INFO] [stdout] 0098befbe582896c638d1e6a7ee83d7d29acd98f229dbd39ddcc5fd2e5dd08f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d7c8020ded7b191759f50e6205a150be3d50bc03198864fe513e0655bab22eb6
[INFO] running `Command { std: "docker" "start" "-a" "d7c8020ded7b191759f50e6205a150be3d50bc03198864fe513e0655bab22eb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking diffy v0.3.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking confmg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "d7c8020ded7b191759f50e6205a150be3d50bc03198864fe513e0655bab22eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c8020ded7b191759f50e6205a150be3d50bc03198864fe513e0655bab22eb6", kill_on_drop: false }`
[INFO] [stdout] d7c8020ded7b191759f50e6205a150be3d50bc03198864fe513e0655bab22eb6
[INFO] checking confmg-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate confmg 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate confmg 0.1.0 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 confmg 0.1.0
[INFO] finished tweaking crates.io crate confmg 0.1.0
[INFO] tweaked toml for crates.io crate confmg 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate confmg 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8fd81949c06906e44e4b56acedc7a63ef7b3e7634481f0af1aa2236ae281efe1
[INFO] running `Command { std: "docker" "start" "-a" "8fd81949c06906e44e4b56acedc7a63ef7b3e7634481f0af1aa2236ae281efe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fd81949c06906e44e4b56acedc7a63ef7b3e7634481f0af1aa2236ae281efe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd81949c06906e44e4b56acedc7a63ef7b3e7634481f0af1aa2236ae281efe1", kill_on_drop: false }`
[INFO] [stdout] 8fd81949c06906e44e4b56acedc7a63ef7b3e7634481f0af1aa2236ae281efe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 113faf8d70a6b7e57daf46aeb62c03f3692e51cb65acf06dab3d7ba0c76d092a
[INFO] running `Command { std: "docker" "start" "-a" "113faf8d70a6b7e57daf46aeb62c03f3692e51cb65acf06dab3d7ba0c76d092a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking diffy v0.3.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[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]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking confmg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "113faf8d70a6b7e57daf46aeb62c03f3692e51cb65acf06dab3d7ba0c76d092a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113faf8d70a6b7e57daf46aeb62c03f3692e51cb65acf06dab3d7ba0c76d092a", kill_on_drop: false }`
[INFO] [stdout] 113faf8d70a6b7e57daf46aeb62c03f3692e51cb65acf06dab3d7ba0c76d092a