[INFO] fetching crate baze64 0.6.0...
[INFO] checking baze64-0.6.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate baze64 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate baze64 0.6.0 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 baze64 0.6.0
[INFO] finished tweaking crates.io crate baze64 0.6.0
[INFO] tweaked toml for crates.io crate baze64 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate baze64 0.6.0 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 thiserror v1.0.50
[INFO] [stderr]   Downloaded indenter v0.3.3
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.50
[INFO] [stderr]   Downloaded anstyle-parse v0.2.2
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.1
[INFO] [stderr]   Downloaded eyre v0.6.8
[INFO] [stderr]   Downloaded clap_builder v4.4.7
[INFO] [stderr]   Downloaded clap v4.4.7
[INFO] [stderr]   Downloaded color-spantrace v0.2.0
[INFO] [stderr]   Downloaded color-eyre v0.6.2
[INFO] [stderr]   Downloaded anstream v0.6.4
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded clap_derive v4.4.7
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c8dde978ce0880b5e8a6b4fb58186237d73cb233e17257db00e3d9ade443375a
[INFO] running `Command { std: "docker" "start" "-a" "c8dde978ce0880b5e8a6b4fb58186237d73cb233e17257db00e3d9ade443375a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8dde978ce0880b5e8a6b4fb58186237d73cb233e17257db00e3d9ade443375a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8dde978ce0880b5e8a6b4fb58186237d73cb233e17257db00e3d9ade443375a", kill_on_drop: false }`
[INFO] [stdout] c8dde978ce0880b5e8a6b4fb58186237d73cb233e17257db00e3d9ade443375a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 89176427604cfc2fb6c3594a25bb8254b6caf6d1d31d3542e6fddad7dc3c4779
[INFO] running `Command { std: "docker" "start" "-a" "89176427604cfc2fb6c3594a25bb8254b6caf6d1d31d3542e6fddad7dc3c4779", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking baze64 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "89176427604cfc2fb6c3594a25bb8254b6caf6d1d31d3542e6fddad7dc3c4779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89176427604cfc2fb6c3594a25bb8254b6caf6d1d31d3542e6fddad7dc3c4779", kill_on_drop: false }`
[INFO] [stdout] 89176427604cfc2fb6c3594a25bb8254b6caf6d1d31d3542e6fddad7dc3c4779
[INFO] checking baze64-0.6.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate baze64 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate baze64 0.6.0 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 baze64 0.6.0
[INFO] finished tweaking crates.io crate baze64 0.6.0
[INFO] tweaked toml for crates.io crate baze64 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate baze64 0.6.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8404075d1abbd654c0d0fc219f51d057a65c33e3e9b0882e669e1aa458095686
[INFO] running `Command { std: "docker" "start" "-a" "8404075d1abbd654c0d0fc219f51d057a65c33e3e9b0882e669e1aa458095686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8404075d1abbd654c0d0fc219f51d057a65c33e3e9b0882e669e1aa458095686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8404075d1abbd654c0d0fc219f51d057a65c33e3e9b0882e669e1aa458095686", kill_on_drop: false }`
[INFO] [stdout] 8404075d1abbd654c0d0fc219f51d057a65c33e3e9b0882e669e1aa458095686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d313a5f35a9e7ac730b40e22a298cc15e58b6ef789546fbde44da6f8243edcad
[INFO] running `Command { std: "docker" "start" "-a" "d313a5f35a9e7ac730b40e22a298cc15e58b6ef789546fbde44da6f8243edcad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking baze64 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "d313a5f35a9e7ac730b40e22a298cc15e58b6ef789546fbde44da6f8243edcad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d313a5f35a9e7ac730b40e22a298cc15e58b6ef789546fbde44da6f8243edcad", kill_on_drop: false }`
[INFO] [stdout] d313a5f35a9e7ac730b40e22a298cc15e58b6ef789546fbde44da6f8243edcad