[INFO] cloning repository https://github.com/khoda81/pack-bins
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khoda81/pack-bins" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhoda81%2Fpack-bins", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhoda81%2Fpack-bins'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14e55ac3d77c4b133d6419a3580c557304562058
[INFO] checking khoda81/pack-bins against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhoda81%2Fpack-bins" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khoda81/pack-bins 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/khoda81/pack-bins
[INFO] finished tweaking git repo https://github.com/khoda81/pack-bins
[INFO] tweaked toml for git repo https://github.com/khoda81/pack-bins written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/khoda81/pack-bins 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap-verbosity-flag v2.0.1
[INFO] [stderr]   Downloaded clap v4.3.23
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.2
[INFO] [stderr]   Downloaded text_io v0.1.12
[INFO] [stderr]   Downloaded clap_builder v4.3.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 48a3a357f3a6e4d3d9cfede7d58d81e2f7b89826f6e3f1e3f6c351286b672221
[INFO] running `Command { std: "docker" "start" "-a" "48a3a357f3a6e4d3d9cfede7d58d81e2f7b89826f6e3f1e3f6c351286b672221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48a3a357f3a6e4d3d9cfede7d58d81e2f7b89826f6e3f1e3f6c351286b672221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a3a357f3a6e4d3d9cfede7d58d81e2f7b89826f6e3f1e3f6c351286b672221", kill_on_drop: false }`
[INFO] [stdout] 48a3a357f3a6e4d3d9cfede7d58d81e2f7b89826f6e3f1e3f6c351286b672221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3e2a072697e20c34bc45f05e5fbf279c3b3ef5e3c5b33e71b39285b5236a9b8a
[INFO] running `Command { std: "docker" "start" "-a" "3e2a072697e20c34bc45f05e5fbf279c3b3ef5e3c5b33e71b39285b5236a9b8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking text_io v0.1.12
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.23
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking clap v4.3.23
[INFO] [stderr]     Checking clap-verbosity-flag v2.0.1
[INFO] [stderr]     Checking fitter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "3e2a072697e20c34bc45f05e5fbf279c3b3ef5e3c5b33e71b39285b5236a9b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2a072697e20c34bc45f05e5fbf279c3b3ef5e3c5b33e71b39285b5236a9b8a", kill_on_drop: false }`
[INFO] [stdout] 3e2a072697e20c34bc45f05e5fbf279c3b3ef5e3c5b33e71b39285b5236a9b8a
[INFO] checking khoda81/pack-bins against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhoda81%2Fpack-bins" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khoda81/pack-bins on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khoda81/pack-bins
[INFO] finished tweaking git repo https://github.com/khoda81/pack-bins
[INFO] tweaked toml for git repo https://github.com/khoda81/pack-bins written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/khoda81/pack-bins 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edf4cc6b05c7c8a363925c3dd3eb491ae1817dea47efd3b3feae49072301e04e
[INFO] running `Command { std: "docker" "start" "-a" "edf4cc6b05c7c8a363925c3dd3eb491ae1817dea47efd3b3feae49072301e04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edf4cc6b05c7c8a363925c3dd3eb491ae1817dea47efd3b3feae49072301e04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edf4cc6b05c7c8a363925c3dd3eb491ae1817dea47efd3b3feae49072301e04e", kill_on_drop: false }`
[INFO] [stdout] edf4cc6b05c7c8a363925c3dd3eb491ae1817dea47efd3b3feae49072301e04e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 421b9a2bdc710670193837eafc0a316c73db96559c10b215df98f881f02a66f3
[INFO] running `Command { std: "docker" "start" "-a" "421b9a2bdc710670193837eafc0a316c73db96559c10b215df98f881f02a66f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking text_io v0.1.12
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.23
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking clap v4.3.23
[INFO] [stderr]     Checking clap-verbosity-flag v2.0.1
[INFO] [stderr]     Checking fitter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err(EOFError)?;
[INFO] [stdout]    |             ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err::<T, EOFError>(EOFError)?;
[INFO] [stdout]    |                +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err(EOFError)?;
[INFO] [stdout]    |             ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 71 |             Err::<T, EOFError>(EOFError)?;
[INFO] [stdout]    |                +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fitter` (bin "fitter") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `fitter` (bin "fitter" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "421b9a2bdc710670193837eafc0a316c73db96559c10b215df98f881f02a66f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421b9a2bdc710670193837eafc0a316c73db96559c10b215df98f881f02a66f3", kill_on_drop: false }`
[INFO] [stdout] 421b9a2bdc710670193837eafc0a316c73db96559c10b215df98f881f02a66f3