[INFO] cloning repository https://github.com/95th/arith
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/95th/arith" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Farith", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Farith'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0eccd0a90bd3f16cf83bd4752a97b984ca29328f
[INFO] checking 95th/arith against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Farith" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/95th/arith 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/95th/arith
[INFO] finished tweaking git repo https://github.com/95th/arith
[INFO] tweaked toml for git repo https://github.com/95th/arith written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/95th/arith 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] 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] fb88b3015da14901cab1c4fd7ff868c22beb019d82be98a534b076ca4ea07cb2
[INFO] running `Command { std: "docker" "start" "-a" "fb88b3015da14901cab1c4fd7ff868c22beb019d82be98a534b076ca4ea07cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb88b3015da14901cab1c4fd7ff868c22beb019d82be98a534b076ca4ea07cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb88b3015da14901cab1c4fd7ff868c22beb019d82be98a534b076ca4ea07cb2", kill_on_drop: false }`
[INFO] [stdout] fb88b3015da14901cab1c4fd7ff868c22beb019d82be98a534b076ca4ea07cb2
[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] f0987261d0c4c84ce245aafed3bf8e8ad6308b3b75f453265c70cf8886bce36b
[INFO] running `Command { std: "docker" "start" "-a" "f0987261d0c4c84ce245aafed3bf8e8ad6308b3b75f453265c70cf8886bce36b", kill_on_drop: false }`
[INFO] [stderr]     Checking arith v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "f0987261d0c4c84ce245aafed3bf8e8ad6308b3b75f453265c70cf8886bce36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0987261d0c4c84ce245aafed3bf8e8ad6308b3b75f453265c70cf8886bce36b", kill_on_drop: false }`
[INFO] [stdout] f0987261d0c4c84ce245aafed3bf8e8ad6308b3b75f453265c70cf8886bce36b
[INFO] checking 95th/arith against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Farith" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/95th/arith 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/95th/arith
[INFO] finished tweaking git repo https://github.com/95th/arith
[INFO] tweaked toml for git repo https://github.com/95th/arith written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/95th/arith 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] 952ec2d9acb089831c5b444bc021a947932e0d9c4c88ff9775c876f97845d866
[INFO] running `Command { std: "docker" "start" "-a" "952ec2d9acb089831c5b444bc021a947932e0d9c4c88ff9775c876f97845d866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "952ec2d9acb089831c5b444bc021a947932e0d9c4c88ff9775c876f97845d866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952ec2d9acb089831c5b444bc021a947932e0d9c4c88ff9775c876f97845d866", kill_on_drop: false }`
[INFO] [stdout] 952ec2d9acb089831c5b444bc021a947932e0d9c4c88ff9775c876f97845d866
[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] 9df8faa89336cef25832b365a7f991b90c10f65f4cc26f1aab7083dbe51b149d
[INFO] running `Command { std: "docker" "start" "-a" "9df8faa89336cef25832b365a7f991b90c10f65f4cc26f1aab7083dbe51b149d", kill_on_drop: false }`
[INFO] [stderr]     Checking arith v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/err.rs:18:57
[INFO] [stdout]     |
[INFO] [stdout] 18  |       ($src:expr, $span:expr, $fmt:expr, $($arg:tt)+) => {{
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 19  | |         quit!($src, $span, format!($fmt, $($arg)+))
[INFO] [stdout] 20  | |     }};
[INFO] [stdout]     | |_____^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parser.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 | /             quit!(
[INFO] [stdout] 116 | |                 &self.src,
[INFO] [stdout] 117 | |                 self.curr.span,
[INFO] [stdout] 118 | |                 "Unexpected token: {:?}",
[INFO] [stdout] 119 | |                 self.curr.kind
[INFO] [stdout] 120 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `quit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/err.rs:18:57
[INFO] [stdout]     |
[INFO] [stdout] 18  |       ($src:expr, $span:expr, $fmt:expr, $($arg:tt)+) => {{
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 19  | |         quit!($src, $span, format!($fmt, $($arg)+))
[INFO] [stdout] 20  | |     }};
[INFO] [stdout]     | |_____^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parser.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 | /             quit!(
[INFO] [stdout] 116 | |                 &self.src,
[INFO] [stdout] 117 | |                 self.curr.span,
[INFO] [stdout] 118 | |                 "Unexpected token: {:?}",
[INFO] [stdout] 119 | |                 self.curr.kind
[INFO] [stdout] 120 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `quit` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 `arith` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `arith` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9df8faa89336cef25832b365a7f991b90c10f65f4cc26f1aab7083dbe51b149d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9df8faa89336cef25832b365a7f991b90c10f65f4cc26f1aab7083dbe51b149d", kill_on_drop: false }`
[INFO] [stdout] 9df8faa89336cef25832b365a7f991b90c10f65f4cc26f1aab7083dbe51b149d