[INFO] cloning repository https://github.com/DeimosHall/atm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeimosHall/atm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeimosHall%2Fatm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeimosHall%2Fatm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a115b33b748bea7c108f811aea36a678a15a8d0d
[INFO] checking DeimosHall/atm against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeimosHall%2Fatm" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DeimosHall/atm 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/DeimosHall/atm
[INFO] finished tweaking git repo https://github.com/DeimosHall/atm
[INFO] tweaked toml for git repo https://github.com/DeimosHall/atm written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DeimosHall/atm 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 98c1abd9d67360a9431d90ff903ba8fc8ea8c938e5c68c29560459edd45e31c0
[INFO] running `Command { std: "docker" "start" "-a" "98c1abd9d67360a9431d90ff903ba8fc8ea8c938e5c68c29560459edd45e31c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98c1abd9d67360a9431d90ff903ba8fc8ea8c938e5c68c29560459edd45e31c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c1abd9d67360a9431d90ff903ba8fc8ea8c938e5c68c29560459edd45e31c0", kill_on_drop: false }`
[INFO] [stdout] 98c1abd9d67360a9431d90ff903ba8fc8ea8c938e5c68c29560459edd45e31c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 473a2ef206a052a1b38fea2dcf57f78e3185ef903f9826092605906e00673bc5
[INFO] running `Command { std: "docker" "start" "-a" "473a2ef206a052a1b38fea2dcf57f78e3185ef903f9826092605906e00673bc5", kill_on_drop: false }`
[INFO] [stderr]     Checking atm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/string_methods.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let msg: &str = &msg[..];
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/string_methods.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let msg: &str = &msg[..];
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "473a2ef206a052a1b38fea2dcf57f78e3185ef903f9826092605906e00673bc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473a2ef206a052a1b38fea2dcf57f78e3185ef903f9826092605906e00673bc5", kill_on_drop: false }`
[INFO] [stdout] 473a2ef206a052a1b38fea2dcf57f78e3185ef903f9826092605906e00673bc5
[INFO] checking DeimosHall/atm against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeimosHall%2Fatm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DeimosHall/atm 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/DeimosHall/atm
[INFO] finished tweaking git repo https://github.com/DeimosHall/atm
[INFO] tweaked toml for git repo https://github.com/DeimosHall/atm written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DeimosHall/atm 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 70fdf289d715e28bc2e280a24ac69b3c0d583b72a62f3045cb08267b0b1c0c9e
[INFO] running `Command { std: "docker" "start" "-a" "70fdf289d715e28bc2e280a24ac69b3c0d583b72a62f3045cb08267b0b1c0c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70fdf289d715e28bc2e280a24ac69b3c0d583b72a62f3045cb08267b0b1c0c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fdf289d715e28bc2e280a24ac69b3c0d583b72a62f3045cb08267b0b1c0c9e", kill_on_drop: false }`
[INFO] [stdout] 70fdf289d715e28bc2e280a24ac69b3c0d583b72a62f3045cb08267b0b1c0c9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a347079c7ccfd6f9dba6e4d09eb39053fb36f07ade714205d09f10f190e8257b
[INFO] running `Command { std: "docker" "start" "-a" "a347079c7ccfd6f9dba6e4d09eb39053fb36f07ade714205d09f10f190e8257b", kill_on_drop: false }`
[INFO] [stderr]     Checking atm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]   --> src/bank/cashier.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 | /                 match option {
[INFO] [stdout] 59 | |                     1 | 2 | 3 | 4 => break option,
[INFO] [stdout] 60 | |                     _ => {
[INFO] [stdout] 61 | |                         string_methods::invalid_option("option out of range".to_string());
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |                     }
[INFO] [stdout] 65 | |                 }
[INFO] [stdout]    | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]   --> src/bank/cashier.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 | /                 match option {
[INFO] [stdout] 59 | |                     1 | 2 | 3 | 4 => break option,
[INFO] [stdout] 60 | |                     _ => {
[INFO] [stdout] 61 | |                         string_methods::invalid_option("option out of range".to_string());
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |                     }
[INFO] [stdout] 65 | |                 }
[INFO] [stdout]    | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/string_methods.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let msg: &str = &msg[..];
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/string_methods.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let msg: &str = &msg[..];
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atm` (bin "atm") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `atm` (bin "atm" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a347079c7ccfd6f9dba6e4d09eb39053fb36f07ade714205d09f10f190e8257b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a347079c7ccfd6f9dba6e4d09eb39053fb36f07ade714205d09f10f190e8257b", kill_on_drop: false }`
[INFO] [stdout] a347079c7ccfd6f9dba6e4d09eb39053fb36f07ade714205d09f10f190e8257b