[INFO] cloning repository https://github.com/Dzuchun/not_too_many_arcseconds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dzuchun/not_too_many_arcseconds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDzuchun%2Fnot_too_many_arcseconds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDzuchun%2Fnot_too_many_arcseconds'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3a10569185c2afce21a0bc4d00dd5119a8380de5 [INFO] checking Dzuchun/not_too_many_arcseconds 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%2FDzuchun%2Fnot_too_many_arcseconds" "/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/Dzuchun/not_too_many_arcseconds [INFO] finished tweaking git repo https://github.com/Dzuchun/not_too_many_arcseconds [INFO] tweaked toml for git repo https://github.com/Dzuchun/not_too_many_arcseconds written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Dzuchun/not_too_many_arcseconds 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/Dzuchun/not_too_many_arcseconds 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] 3368ff20cd51c4de16d7126dd6710499568ed078e436e8d644daf09ab13ac2f3 [INFO] running `Command { std: "docker" "start" "-a" "3368ff20cd51c4de16d7126dd6710499568ed078e436e8d644daf09ab13ac2f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3368ff20cd51c4de16d7126dd6710499568ed078e436e8d644daf09ab13ac2f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3368ff20cd51c4de16d7126dd6710499568ed078e436e8d644daf09ab13ac2f3", kill_on_drop: false }` [INFO] [stdout] 3368ff20cd51c4de16d7126dd6710499568ed078e436e8d644daf09ab13ac2f3 [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] d22fd079a2560a3d776c0a830e329a2afbe718b183ea680e37dc5e725c430ed0 [INFO] running `Command { std: "docker" "start" "-a" "d22fd079a2560a3d776c0a830e329a2afbe718b183ea680e37dc5e725c430ed0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.170 [INFO] [stderr] Checking const_for v0.1.5 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking not_too_many_arcseconds v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:459:56 [INFO] [stdout] | [INFO] [stdout] 459 | [](self, u32::try_from(rhs).expect("Shift overflow")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 530 | impl_sh!(Shl); [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_sh_rhs` which comes from the expansion of the macro `impl_sh` (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:459:56 [INFO] [stdout] | [INFO] [stdout] 459 | [](self, u32::try_from(rhs).expect("Shift overflow")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 530 | impl_sh!(Shl); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_sh_rhs` which comes from the expansion of the macro `impl_sh` (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:459:56 [INFO] [stdout] | [INFO] [stdout] 459 | [](self, u32::try_from(rhs).expect("Shift overflow")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 530 | impl_sh!(Shl); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_sh_rhs` which comes from the expansion of the macro `impl_sh` (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:459:56 [INFO] [stdout] | [INFO] [stdout] 459 | [](self, u32::try_from(rhs).expect("Shift overflow")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 531 | impl_sh!(Shr); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_sh_rhs` which comes from the expansion of the macro `impl_sh` (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:459:56 [INFO] [stdout] | [INFO] [stdout] 459 | [](self, u32::try_from(rhs).expect("Shift overflow")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 531 | impl_sh!(Shr); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_sh_rhs` which comes from the expansion of the macro `impl_sh` (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:459:56 [INFO] [stdout] | [INFO] [stdout] 459 | [](self, u32::try_from(rhs).expect("Shift overflow")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 531 | impl_sh!(Shr); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_sh_rhs` which comes from the expansion of the macro `impl_sh` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `not_too_many_arcseconds` (lib) due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d22fd079a2560a3d776c0a830e329a2afbe718b183ea680e37dc5e725c430ed0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d22fd079a2560a3d776c0a830e329a2afbe718b183ea680e37dc5e725c430ed0", kill_on_drop: false }` [INFO] [stdout] d22fd079a2560a3d776c0a830e329a2afbe718b183ea680e37dc5e725c430ed0