[INFO] fetching crate lambda-rs-logging 2023.1.30... [INFO] checking lambda-rs-logging-2023.1.30 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate lambda-rs-logging 2023.1.30 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate lambda-rs-logging 2023.1.30 [INFO] finished tweaking crates.io crate lambda-rs-logging 2023.1.30 [INFO] tweaked toml for crates.io crate lambda-rs-logging 2023.1.30 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lambda-rs-logging 2023.1.30 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb6876dd5bbc96afe376fc23012e7cc098006a5af173cc49ea86c0c2ad921fc0 [INFO] running `Command { std: "docker" "start" "-a" "cb6876dd5bbc96afe376fc23012e7cc098006a5af173cc49ea86c0c2ad921fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb6876dd5bbc96afe376fc23012e7cc098006a5af173cc49ea86c0c2ad921fc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb6876dd5bbc96afe376fc23012e7cc098006a5af173cc49ea86c0c2ad921fc0", kill_on_drop: false }` [INFO] [stdout] cb6876dd5bbc96afe376fc23012e7cc098006a5af173cc49ea86c0c2ad921fc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ad0a84f6871fe585e4481084d762efcf32b82fd8b464e40170d69f91ccb4d9c [INFO] running `Command { std: "docker" "start" "-a" "7ad0a84f6871fe585e4481084d762efcf32b82fd8b464e40170d69f91ccb4d9c", kill_on_drop: false }` [INFO] [stderr] Checking lambda-rs-logging v2023.1.30 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/lib.rs:21:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Logger { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 21 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | if LOGGER.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/lib.rs:48:21 [INFO] [stdout] | [INFO] [stdout] 48 | return unsafe { &mut LOGGER } [INFO] [stdout] | ^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 48 | return unsafe { &raw mut LOGGER } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/lib.rs:21:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Logger { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 21 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | if LOGGER.is_none() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/lib.rs:48:21 [INFO] [stdout] | [INFO] [stdout] 48 | return unsafe { &mut LOGGER } [INFO] [stdout] | ^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 48 | return unsafe { &raw mut LOGGER } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "7ad0a84f6871fe585e4481084d762efcf32b82fd8b464e40170d69f91ccb4d9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ad0a84f6871fe585e4481084d762efcf32b82fd8b464e40170d69f91ccb4d9c", kill_on_drop: false }` [INFO] [stdout] 7ad0a84f6871fe585e4481084d762efcf32b82fd8b464e40170d69f91ccb4d9c