[INFO] fetching crate citeworks-cli 0.1.1...
[INFO] checking citeworks-cli-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate citeworks-cli 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate citeworks-cli 0.1.1 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 crates.io crate citeworks-cli 0.1.1
[INFO] finished tweaking crates.io crate citeworks-cli 0.1.1
[INFO] tweaked toml for crates.io crate citeworks-cli 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate citeworks-cli 0.1.1 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 miette-derive v5.3.0
[INFO] [stderr]   Downloaded miette v5.3.0
[INFO] [stderr]   Downloaded supports-hyperlinks v1.2.0
[INFO] [stderr]   Downloaded supports-unicode v1.0.2
[INFO] [stderr]   Downloaded supports-color v1.3.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.33
[INFO] [stderr]   Downloaded thiserror v1.0.33
[INFO] [stderr]   Downloaded citeworks-cff v0.1.1
[INFO] [stderr]   Downloaded decorum v0.3.1
[INFO] [stderr]   Downloaded citeworks-csl v0.3.0
[INFO] [stderr]   Downloaded serde_yaml v0.9.10
[INFO] [stderr]   Downloaded semver v1.0.13
[INFO] [stderr]   Downloaded clap v3.2.19
[INFO] [stderr]   Downloaded spdx v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2cd01f5d14f00c8700fc0c74daebdb2fc39264d05ca18a5daceff0244e6068ae
[INFO] running `Command { std: "docker" "start" "-a" "2cd01f5d14f00c8700fc0c74daebdb2fc39264d05ca18a5daceff0244e6068ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cd01f5d14f00c8700fc0c74daebdb2fc39264d05ca18a5daceff0244e6068ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd01f5d14f00c8700fc0c74daebdb2fc39264d05ca18a5daceff0244e6068ae", kill_on_drop: false }`
[INFO] [stdout] 2cd01f5d14f00c8700fc0c74daebdb2fc39264d05ca18a5daceff0244e6068ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 225b03fc29f09ffda14ac440afaea18afdb40704b5f65e126a823365e4f63d3c
[INFO] running `Command { std: "docker" "start" "-a" "225b03fc29f09ffda14ac440afaea18afdb40704b5f65e126a823365e4f63d3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking unsafe-libyaml v0.2.2
[INFO] [stderr]     Checking decorum v0.3.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking supports-color v1.3.0
[INFO] [stderr]     Checking spdx v0.8.1
[INFO] [stderr]     Checking supports-unicode v1.0.2
[INFO] [stderr]     Checking supports-hyperlinks v1.2.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.33
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling miette-derive v5.3.0
[INFO] [stderr]     Checking thiserror v1.0.33
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking miette v5.3.0
[INFO] [stderr]     Checking clap v3.2.19
[INFO] [stderr]     Checking serde_yaml v0.9.10
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking citeworks-csl v0.3.0
[INFO] [stderr]     Checking citeworks-cff v0.1.1
[INFO] [stderr]     Checking citeworks-cli v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "225b03fc29f09ffda14ac440afaea18afdb40704b5f65e126a823365e4f63d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225b03fc29f09ffda14ac440afaea18afdb40704b5f65e126a823365e4f63d3c", kill_on_drop: false }`
[INFO] [stdout] 225b03fc29f09ffda14ac440afaea18afdb40704b5f65e126a823365e4f63d3c
[INFO] checking citeworks-cli-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate citeworks-cli 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate citeworks-cli 0.1.1 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 crates.io crate citeworks-cli 0.1.1
[INFO] finished tweaking crates.io crate citeworks-cli 0.1.1
[INFO] tweaked toml for crates.io crate citeworks-cli 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate citeworks-cli 0.1.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3401cc456f15ac1bcb45e07a0adf6ee337a82e0772af1da0c7af7d55d71d446b
[INFO] running `Command { std: "docker" "start" "-a" "3401cc456f15ac1bcb45e07a0adf6ee337a82e0772af1da0c7af7d55d71d446b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3401cc456f15ac1bcb45e07a0adf6ee337a82e0772af1da0c7af7d55d71d446b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3401cc456f15ac1bcb45e07a0adf6ee337a82e0772af1da0c7af7d55d71d446b", kill_on_drop: false }`
[INFO] [stdout] 3401cc456f15ac1bcb45e07a0adf6ee337a82e0772af1da0c7af7d55d71d446b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 57f0e9373e68f1a6f00cfc2484f52b10fe2fc231d9c6b78c227e5a0a7dcdfdf4
[INFO] running `Command { std: "docker" "start" "-a" "57f0e9373e68f1a6f00cfc2484f52b10fe2fc231d9c6b78c227e5a0a7dcdfdf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.5.3/src/inflate/core.rs:1107:9
[INFO] [stdout]      |
[INFO] [stdout] 1107 | /         match state {
[INFO] [stdout] 1108 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1109 | |                 l.bit_buf = 0;
[INFO] [stdout] 1110 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1639 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1640 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking idna v0.2.3
[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 `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.6.0/src/exec.rs:848:13
[INFO] [stdout]     |
[INFO] [stdout] 848 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 849 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 850 | |                 self.cache.value(),
[INFO] [stdout] 851 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 862 | |                 Quit => return Some(Quit),
[INFO] [stdout] 863 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[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 `regex` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "57f0e9373e68f1a6f00cfc2484f52b10fe2fc231d9c6b78c227e5a0a7dcdfdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f0e9373e68f1a6f00cfc2484f52b10fe2fc231d9c6b78c227e5a0a7dcdfdf4", kill_on_drop: false }`
[INFO] [stdout] 57f0e9373e68f1a6f00cfc2484f52b10fe2fc231d9c6b78c227e5a0a7dcdfdf4