[INFO] fetching crate fast_fmt 0.1.3... [INFO] checking fast_fmt-0.1.3 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243 [INFO] extracting crate fast_fmt 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate fast_fmt 0.1.3 on toolchain 81275a1445c7502a974118e0c69b795ab60be991 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate fast_fmt 0.1.3 [INFO] finished tweaking crates.io crate fast_fmt 0.1.3 [INFO] tweaked toml for crates.io crate fast_fmt 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded numtoa v0.0.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a02c77e842e298c0fe912ca2b5d633e41d7afaf845df616fc0a4107faa8299db [INFO] running `Command { std: "docker" "start" "-a" "a02c77e842e298c0fe912ca2b5d633e41d7afaf845df616fc0a4107faa8299db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a02c77e842e298c0fe912ca2b5d633e41d7afaf845df616fc0a4107faa8299db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a02c77e842e298c0fe912ca2b5d633e41d7afaf845df616fc0a4107faa8299db", kill_on_drop: false }` [INFO] [stdout] a02c77e842e298c0fe912ca2b5d633e41d7afaf845df616fc0a4107faa8299db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1da455c89c12982fa89804bc0f8b889d4a75eff3bc94f78fb15e79f6a3ee0ec2 [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" "1da455c89c12982fa89804bc0f8b889d4a75eff3bc94f78fb15e79f6a3ee0ec2", kill_on_drop: false }` [INFO] [stderr] Checking numtoa v0.0.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking fast_fmt v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/int_impls.rs:22:56 [INFO] [stdout] | [INFO] [stdout] 22 | let mut buffer: [u8; $N + 1] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | / impls! { [INFO] [stdout] 43 | | (i8, 4), [INFO] [stdout] 44 | | (i16, 6), [INFO] [stdout] 45 | | (i32, 11), [INFO] [stdout] ... | [INFO] [stdout] 50 | | (u64, 20), [INFO] [stdout] 51 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/int_impls.rs:22:56 [INFO] [stdout] | [INFO] [stdout] 22 | let mut buffer: [u8; $N + 1] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | / impls! { [INFO] [stdout] 43 | | (i8, 4), [INFO] [stdout] 44 | | (i16, 6), [INFO] [stdout] 45 | | (i32, 11), [INFO] [stdout] ... | [INFO] [stdout] 50 | | (u64, 20), [INFO] [stdout] 51 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/int_impls.rs:22:56 [INFO] [stdout] | [INFO] [stdout] 22 | let mut buffer: [u8; $N + 1] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | / impls! { [INFO] [stdout] 43 | | (i8, 4), [INFO] [stdout] 44 | | (i16, 6), [INFO] [stdout] 45 | | (i32, 11), [INFO] [stdout] ... | [INFO] [stdout] 50 | | (u64, 20), [INFO] [stdout] 51 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/int_impls.rs:22:56 [INFO] [stdout] | [INFO] [stdout] 22 | let mut buffer: [u8; $N + 1] = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | / impls! { [INFO] [stdout] 43 | | (i8, 4), [INFO] [stdout] 44 | | (i16, 6), [INFO] [stdout] 45 | | (i32, 11), [INFO] [stdout] ... | [INFO] [stdout] 50 | | (u64, 20), [INFO] [stdout] 51 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "1da455c89c12982fa89804bc0f8b889d4a75eff3bc94f78fb15e79f6a3ee0ec2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da455c89c12982fa89804bc0f8b889d4a75eff3bc94f78fb15e79f6a3ee0ec2", kill_on_drop: false }` [INFO] [stdout] 1da455c89c12982fa89804bc0f8b889d4a75eff3bc94f78fb15e79f6a3ee0ec2