[INFO] cloning repository https://github.com/xfcasio/ecc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xfcasio/ecc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfcasio%2Fecc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfcasio%2Fecc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e2ee34c05a992144806ec8713c55b015d8bc356a [INFO] checking xfcasio/ecc against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxfcasio%2Fecc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/xfcasio/ecc [INFO] finished tweaking git repo https://github.com/xfcasio/ecc [INFO] tweaked toml for git repo https://github.com/xfcasio/ecc written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xfcasio/ecc on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xfcasio/ecc 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f95b9323947ecb14912ac3b2769e2f28f2d71c990fd4ad0355c103262b9cf5c0 [INFO] running `Command { std: "docker" "start" "-a" "f95b9323947ecb14912ac3b2769e2f28f2d71c990fd4ad0355c103262b9cf5c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f95b9323947ecb14912ac3b2769e2f28f2d71c990fd4ad0355c103262b9cf5c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f95b9323947ecb14912ac3b2769e2f28f2d71c990fd4ad0355c103262b9cf5c0", kill_on_drop: false }` [INFO] [stdout] f95b9323947ecb14912ac3b2769e2f28f2d71c990fd4ad0355c103262b9cf5c0 [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d81d18cd5158bd55d4f6fe88ca59bd236207f4e5b3ba7379ec1a98054d3d0259 [INFO] running `Command { std: "docker" "start" "-a" "d81d18cd5158bd55d4f6fe88ca59bd236207f4e5b3ba7379ec1a98054d3d0259", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling crunchy v0.2.3 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking uint v0.10.0 (https://github.com/xfcasio/parity-common#726158c1) [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking fixed-hash v0.8.0 (https://github.com/xfcasio/parity-common#726158c1) [INFO] [stderr] Checking primitive-types v0.13.1 (https://github.com/xfcasio/parity-common#726158c1) [INFO] [stderr] Checking crypto v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/finite_field.rs:137:61 [INFO] [stdout] | [INFO] [stdout] 137 | fn mul(self, other: i32) -> Self::Output { self.ffscale(other.try_into().expect("scaling by U256")) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/finite_field.rs:143:69 [INFO] [stdout] | [INFO] [stdout] 143 | fn mul(self, other: U256FFE

) -> Self::Output { other.ffscale(self.try_into().expect("scaling by U256")) } [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/finite_field.rs:147:66 [INFO] [stdout] | [INFO] [stdout] 147 | fn mul_assign(&mut self, other: U256) { *self = self.ffscale(other.try_into().expect("scaling by U256")) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `crypto` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/finite_field.rs:137:61 [INFO] [stdout] | [INFO] [stdout] 137 | fn mul(self, other: i32) -> Self::Output { self.ffscale(other.try_into().expect("scaling by U256")) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/finite_field.rs:143:69 [INFO] [stdout] | [INFO] [stdout] 143 | fn mul(self, other: U256FFE

) -> Self::Output { other.ffscale(self.try_into().expect("scaling by U256")) } [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/finite_field.rs:147:66 [INFO] [stdout] | [INFO] [stdout] 147 | fn mul_assign(&mut self, other: U256) { *self = self.ffscale(other.try_into().expect("scaling by U256")) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `crypto` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "d81d18cd5158bd55d4f6fe88ca59bd236207f4e5b3ba7379ec1a98054d3d0259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d81d18cd5158bd55d4f6fe88ca59bd236207f4e5b3ba7379ec1a98054d3d0259", kill_on_drop: false }` [INFO] [stdout] d81d18cd5158bd55d4f6fe88ca59bd236207f4e5b3ba7379ec1a98054d3d0259