[INFO] fetching crate beancount-account 0.1.0...
[INFO] checking beancount-account-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate beancount-account 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate beancount-account 0.1.0 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 beancount-account 0.1.0
[INFO] finished tweaking crates.io crate beancount-account 0.1.0
[INFO] tweaked toml for crates.io crate beancount-account 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages
[INFO] [stderr]       Adding delegate v0.10.0 (latest: v0.12.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding miette v5.10.0 (latest: v7.2.0)
[INFO] [stderr]       Adding miette-derive v5.10.0 (latest: v7.2.0)
[INFO] [stderr]       Adding snafu v0.7.5 (latest: v0.8.2)
[INFO] [stderr]       Adding snafu-derive v0.7.5 (latest: v0.8.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding watt v0.4.3 (latest: v0.5.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case-macros v3.3.1
[INFO] [stderr]   Downloaded watt v0.4.3
[INFO] [stderr]   Downloaded delegate v0.10.0
[INFO] [stderr]   Downloaded lazy-regex-proc_macros v3.1.0
[INFO] [stderr]   Downloaded test-case v3.3.1
[INFO] [stderr]   Downloaded lazy-regex v3.1.0
[INFO] [stderr]   Downloaded test-case-core v3.3.1
[INFO] [stderr]   Downloaded momo v0.2.2
[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] 0844d42ebcaddfe1ecd1ee2bd9a1b8ca2f9dcc5584e5369e8cffe7f00d98da35
[INFO] running `Command { std: "docker" "start" "-a" "0844d42ebcaddfe1ecd1ee2bd9a1b8ca2f9dcc5584e5369e8cffe7f00d98da35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0844d42ebcaddfe1ecd1ee2bd9a1b8ca2f9dcc5584e5369e8cffe7f00d98da35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0844d42ebcaddfe1ecd1ee2bd9a1b8ca2f9dcc5584e5369e8cffe7f00d98da35", kill_on_drop: false }`
[INFO] [stdout] 0844d42ebcaddfe1ecd1ee2bd9a1b8ca2f9dcc5584e5369e8cffe7f00d98da35
[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] 4e0b3bb9f97d1ba1faef742f6522a238110082f09b97da036bff53d0d65bb7f1
[INFO] running `Command { std: "docker" "start" "-a" "4e0b3bb9f97d1ba1faef742f6522a238110082f09b97da036bff53d0d65bb7f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling watt v0.4.3
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling momo v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]    Compiling delegate v0.10.0
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking test-case v3.3.1
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.1.0
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking lazy-regex v3.1.0
[INFO] [stderr]     Checking beancount-account v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "4e0b3bb9f97d1ba1faef742f6522a238110082f09b97da036bff53d0d65bb7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e0b3bb9f97d1ba1faef742f6522a238110082f09b97da036bff53d0d65bb7f1", kill_on_drop: false }`
[INFO] [stdout] 4e0b3bb9f97d1ba1faef742f6522a238110082f09b97da036bff53d0d65bb7f1
[INFO] checking beancount-account-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate beancount-account 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate beancount-account 0.1.0 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 beancount-account 0.1.0
[INFO] finished tweaking crates.io crate beancount-account 0.1.0
[INFO] tweaked toml for crates.io crate beancount-account 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] 49746fa913a6f4075835199b7477922ede2e941e76d12fbeb2b270becc6bf62d
[INFO] running `Command { std: "docker" "start" "-a" "49746fa913a6f4075835199b7477922ede2e941e76d12fbeb2b270becc6bf62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49746fa913a6f4075835199b7477922ede2e941e76d12fbeb2b270becc6bf62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49746fa913a6f4075835199b7477922ede2e941e76d12fbeb2b270becc6bf62d", kill_on_drop: false }`
[INFO] [stdout] 49746fa913a6f4075835199b7477922ede2e941e76d12fbeb2b270becc6bf62d
[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] 88bd9fefa5faef3c1620a87659693ce703ba33529deafde35b2a13b34ad2e6cf
[INFO] running `Command { std: "docker" "start" "-a" "88bd9fefa5faef3c1620a87659693ce703ba33529deafde35b2a13b34ad2e6cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling watt v0.4.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/watt-0.4.3/src/sym.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Data::with(|d| panic!("{}", d.string[string]));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Data::with(|d| -> /* Type */ panic!("{}", d.string[string]));
[INFO] [stdout]    |                    +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/watt-0.4.3/src/sym.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Data::with(|d| panic!("{}", d.string[string]));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Data::with(|d| -> /* Type */ panic!("{}", d.string[string]));
[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 `watt` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `watt` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "88bd9fefa5faef3c1620a87659693ce703ba33529deafde35b2a13b34ad2e6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bd9fefa5faef3c1620a87659693ce703ba33529deafde35b2a13b34ad2e6cf", kill_on_drop: false }`
[INFO] [stdout] 88bd9fefa5faef3c1620a87659693ce703ba33529deafde35b2a13b34ad2e6cf