[INFO] cloning repository https://github.com/Bunch-of-cells/BigInt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bunch-of-cells/BigInt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBunch-of-cells%2FBigInt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBunch-of-cells%2FBigInt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3bd20334a4204582c6e24d1b4dae54fd0fb33776 [INFO] checking Bunch-of-cells/BigInt 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%2FBunch-of-cells%2FBigInt" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Bunch-of-cells/BigInt [INFO] finished tweaking git repo https://github.com/Bunch-of-cells/BigInt [INFO] tweaked toml for git repo https://github.com/Bunch-of-cells/BigInt written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Bunch-of-cells/BigInt 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/Bunch-of-cells/BigInt 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 280b083dc49e456e908f583bc0513bfdb5562045be0c847261e6f00914bd7a4a [INFO] running `Command { std: "docker" "start" "-a" "280b083dc49e456e908f583bc0513bfdb5562045be0c847261e6f00914bd7a4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "280b083dc49e456e908f583bc0513bfdb5562045be0c847261e6f00914bd7a4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "280b083dc49e456e908f583bc0513bfdb5562045be0c847261e6f00914bd7a4a", kill_on_drop: false }` [INFO] [stdout] 280b083dc49e456e908f583bc0513bfdb5562045be0c847261e6f00914bd7a4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 50a0e9680a71cabc7ea91115338073028adcc993644c305fc47294ea07081501 [INFO] running `Command { std: "docker" "start" "-a" "50a0e9680a71cabc7ea91115338073028adcc993644c305fc47294ea07081501", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Checking bigint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:25:37 [INFO] [stdout] | [INFO] [stdout] 25 | digits.push((new % 10).try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 175 | / impl_bigint_from_primitive!(+ [INFO] [stdout] 176 | | from_u8, u8, from_u16, u16, from_u32, u32, from_u64, u64, from_u128, u128, [INFO] [stdout] 177 | | from_usize, usize [INFO] [stdout] 178 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `impl_bigint_from_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:84:82 [INFO] [stdout] | [INFO] [stdout] 84 | match acc.checked_mul(10).and_then(|acc| acc.checked_add(a.try_into().unwrap())) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | / impl_bigint_from_primitive!( [INFO] [stdout] 181 | | -from_i8, i8, from_i16, i16, from_i32, i32, from_i64, i64, from_i128, i128, from_isize, isize [INFO] [stdout] 182 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_bigint_from_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:84:82 [INFO] [stdout] | [INFO] [stdout] 84 | match acc.checked_mul(10).and_then(|acc| acc.checked_add(a.try_into().unwrap())) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | / impl_bigint_from_primitive!( [INFO] [stdout] 181 | | -from_i8, i8, from_i16, i16, from_i32, i32, from_i64, i64, from_i128, i128, from_isize, isize [INFO] [stdout] 182 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_bigint_from_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:84:82 [INFO] [stdout] | [INFO] [stdout] 84 | match acc.checked_mul(10).and_then(|acc| acc.checked_add(a.try_into().unwrap())) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | / impl_bigint_from_primitive!( [INFO] [stdout] 181 | | -from_i8, i8, from_i16, i16, from_i32, i32, from_i64, i64, from_i128, i128, from_isize, isize [INFO] [stdout] 182 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_bigint_from_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:84:82 [INFO] [stdout] | [INFO] [stdout] 84 | match acc.checked_mul(10).and_then(|acc| acc.checked_add(a.try_into().unwrap())) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | / impl_bigint_from_primitive!( [INFO] [stdout] 181 | | -from_i8, i8, from_i16, i16, from_i32, i32, from_i64, i64, from_i128, i128, from_isize, isize [INFO] [stdout] 182 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_bigint_from_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:84:82 [INFO] [stdout] | [INFO] [stdout] 84 | match acc.checked_mul(10).and_then(|acc| acc.checked_add(a.try_into().unwrap())) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | / impl_bigint_from_primitive!( [INFO] [stdout] 181 | | -from_i8, i8, from_i16, i16, from_i32, i32, from_i64, i64, from_i128, i128, from_isize, isize [INFO] [stdout] 182 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_bigint_from_primitive` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bigint` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "50a0e9680a71cabc7ea91115338073028adcc993644c305fc47294ea07081501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50a0e9680a71cabc7ea91115338073028adcc993644c305fc47294ea07081501", kill_on_drop: false }` [INFO] [stdout] 50a0e9680a71cabc7ea91115338073028adcc993644c305fc47294ea07081501