[INFO] cloning repository https://github.com/imtira/wkv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imtira/wkv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimtira%2Fwkv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimtira%2Fwkv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23794966f95eea3961c6aec7eae923743a8b75bb [INFO] checking imtira/wkv against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimtira%2Fwkv" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/imtira/wkv on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/imtira/wkv [INFO] finished tweaking git repo https://github.com/imtira/wkv [INFO] tweaked toml for git repo https://github.com/imtira/wkv written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/imtira/wkv already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ba02bf312445500e76a4e32a0dd45883665a452af02ad85082e5e30d95ae899 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3ba02bf312445500e76a4e32a0dd45883665a452af02ad85082e5e30d95ae899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ba02bf312445500e76a4e32a0dd45883665a452af02ad85082e5e30d95ae899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ba02bf312445500e76a4e32a0dd45883665a452af02ad85082e5e30d95ae899", kill_on_drop: false }` [INFO] [stdout] 3ba02bf312445500e76a4e32a0dd45883665a452af02ad85082e5e30d95ae899 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea97188ff52088961a84e89ce3717ebff0c63a1afda52da92017d5386ffd8f8e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ea97188ff52088961a84e89ce3717ebff0c63a1afda52da92017d5386ffd8f8e", kill_on_drop: false }` [INFO] [stderr] Checking wkv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/lib.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | impl std::convert::From for WKVError [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/lib.rs:39:27 [INFO] [stdout] | [INFO] [stdout] 39 | fn from(_: std::option::NoneError) -> Self [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/lib.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | impl std::convert::From for WKVError [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/lib.rs:39:27 [INFO] [stdout] | [INFO] [stdout] 39 | fn from(_: std::option::NoneError) -> Self [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result` [INFO] [stdout] --> src/lib.rs:91:23 [INFO] [stdout] | [INFO] [stdout] 89 | / pub fn validate_windows95(key: &'_ str) -> Result [INFO] [stdout] 90 | | { [INFO] [stdout] 91 | | match key.get(0..=2)? { [INFO] [stdout] | | ^ use `.ok_or(...)?` to provide an error compatible with `Result` [INFO] [stdout] 92 | | "333" | "444" | "555" | "666" | "777" | "888" | "999" => Err(WKVError::InvalidDigitPosition), [INFO] [stdout] ... | [INFO] [stdout] 99 | | } [INFO] [stdout] 100 | | } [INFO] [stdout] | |_- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result` [INFO] [stdout] --> src/lib.rs:94:38 [INFO] [stdout] | [INFO] [stdout] 89 | / pub fn validate_windows95(key: &'_ str) -> Result [INFO] [stdout] 90 | | { [INFO] [stdout] 91 | | match key.get(0..=2)? { [INFO] [stdout] 92 | | "333" | "444" | "555" | "666" | "777" | "888" | "999" => Err(WKVError::InvalidDigitPosition), [INFO] [stdout] 93 | | _ => [INFO] [stdout] 94 | | if mod7(key.as_bytes().get(4..)?)? { [INFO] [stdout] | | ^ use `.ok_or(...)?` to provide an error compatible with `Result` [INFO] [stdout] ... | [INFO] [stdout] 99 | | } [INFO] [stdout] 100 | | } [INFO] [stdout] | |_- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0412. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `wkv` due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result` [INFO] [stdout] --> src/lib.rs:91:23 [INFO] [stdout] | [INFO] [stdout] 89 | / pub fn validate_windows95(key: &'_ str) -> Result [INFO] [stdout] 90 | | { [INFO] [stdout] 91 | | match key.get(0..=2)? { [INFO] [stdout] | | ^ use `.ok_or(...)?` to provide an error compatible with `Result` [INFO] [stdout] 92 | | "333" | "444" | "555" | "666" | "777" | "888" | "999" => Err(WKVError::InvalidDigitPosition), [INFO] [stdout] ... | [INFO] [stdout] 99 | | } [INFO] [stdout] 100 | | } [INFO] [stdout] | |_- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result` [INFO] [stdout] --> src/lib.rs:94:38 [INFO] [stdout] | [INFO] [stdout] 89 | / pub fn validate_windows95(key: &'_ str) -> Result [INFO] [stdout] 90 | | { [INFO] [stdout] 91 | | match key.get(0..=2)? { [INFO] [stdout] 92 | | "333" | "444" | "555" | "666" | "777" | "888" | "999" => Err(WKVError::InvalidDigitPosition), [INFO] [stdout] 93 | | _ => [INFO] [stdout] 94 | | if mod7(key.as_bytes().get(4..)?)? { [INFO] [stdout] | | ^ use `.ok_or(...)?` to provide an error compatible with `Result` [INFO] [stdout] ... | [INFO] [stdout] 99 | | } [INFO] [stdout] 100 | | } [INFO] [stdout] | |_- this function returns a `Result` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `Result` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0412. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ea97188ff52088961a84e89ce3717ebff0c63a1afda52da92017d5386ffd8f8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea97188ff52088961a84e89ce3717ebff0c63a1afda52da92017d5386ffd8f8e", kill_on_drop: false }` [INFO] [stdout] ea97188ff52088961a84e89ce3717ebff0c63a1afda52da92017d5386ffd8f8e