[INFO] cloning repository https://github.com/arzg/fjord-repl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arzg/fjord-repl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ffjord-repl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ffjord-repl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e73d93602f17eca338136aabf1808dc50e5c184d
[INFO] checking arzg/fjord-repl against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ffjord-repl" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arzg/fjord-repl 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/arzg/fjord-repl
[INFO] finished tweaking git repo https://github.com/arzg/fjord-repl
[INFO] tweaked toml for git repo https://github.com/arzg/fjord-repl written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/fjord-repl 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 smol_str v0.1.16
[INFO] [stderr]   Downloaded thin-dst v1.1.0
[INFO] [stderr]   Downloaded rowan v0.10.0
[INFO] [stderr]   Downloaded text-size v1.0.0
[INFO] [stderr]   Downloaded fjord v0.4.12
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e67029f220abcda34049b403ffee65d1405c5e0b01e0ebd85da33e09f9ad078
[INFO] running `Command { std: "docker" "start" "-a" "9e67029f220abcda34049b403ffee65d1405c5e0b01e0ebd85da33e09f9ad078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e67029f220abcda34049b403ffee65d1405c5e0b01e0ebd85da33e09f9ad078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e67029f220abcda34049b403ffee65d1405c5e0b01e0ebd85da33e09f9ad078", kill_on_drop: false }`
[INFO] [stdout] 9e67029f220abcda34049b403ffee65d1405c5e0b01e0ebd85da33e09f9ad078
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eea3286592478881d916b98a62dce4a68d2572660ce5dbfa8b2c01792a48148e
[INFO] running `Command { std: "docker" "start" "-a" "eea3286592478881d916b98a62dce4a68d2572660ce5dbfa8b2c01792a48148e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking thin-dst v1.1.0
[INFO] [stderr]     Checking smol_str v0.1.16
[INFO] [stderr]     Checking text-size v1.0.0
[INFO] [stderr]     Checking is_executable v0.1.2
[INFO] [stderr]     Checking rowan v0.10.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking fjord v0.4.12
[INFO] [stderr]     Checking fjord-repl v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "eea3286592478881d916b98a62dce4a68d2572660ce5dbfa8b2c01792a48148e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea3286592478881d916b98a62dce4a68d2572660ce5dbfa8b2c01792a48148e", kill_on_drop: false }`
[INFO] [stdout] eea3286592478881d916b98a62dce4a68d2572660ce5dbfa8b2c01792a48148e
[INFO] checking arzg/fjord-repl against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ffjord-repl" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arzg/fjord-repl 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/arzg/fjord-repl
[INFO] finished tweaking git repo https://github.com/arzg/fjord-repl
[INFO] tweaked toml for git repo https://github.com/arzg/fjord-repl written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/fjord-repl 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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba083694058583f9f100c8e033b89844d8f643057cf50b88627a091765553905
[INFO] running `Command { std: "docker" "start" "-a" "ba083694058583f9f100c8e033b89844d8f643057cf50b88627a091765553905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba083694058583f9f100c8e033b89844d8f643057cf50b88627a091765553905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba083694058583f9f100c8e033b89844d8f643057cf50b88627a091765553905", kill_on_drop: false }`
[INFO] [stdout] ba083694058583f9f100c8e033b89844d8f643057cf50b88627a091765553905
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 228d269f7914860af0c6f9891a7044e50348a65dc1ec6400b36506ba7e26ad4f
[INFO] running `Command { std: "docker" "start" "-a" "228d269f7914860af0c6f9891a7044e50348a65dc1ec6400b36506ba7e26ad4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking smol_str v0.1.16
[INFO] [stderr]     Checking text-size v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking thin-dst v1.1.0
[INFO] [stderr]     Checking is_executable v0.1.2
[INFO] [stderr]     Checking rowan v0.10.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/logos-derive-0.11.5/src/mir.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     Err("#[regex]: non-greedy parsing is currently unsupported.")?;
[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] 103 |                     Err::<T, &str>("#[regex]: non-greedy parsing is currently unsupported.")?;
[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] [stderr] error: could not compile `logos-derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "228d269f7914860af0c6f9891a7044e50348a65dc1ec6400b36506ba7e26ad4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228d269f7914860af0c6f9891a7044e50348a65dc1ec6400b36506ba7e26ad4f", kill_on_drop: false }`
[INFO] [stdout] 228d269f7914860af0c6f9891a7044e50348a65dc1ec6400b36506ba7e26ad4f