[INFO] fetching crate minilog 0.1.0... [INFO] checking minilog-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate minilog 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate minilog 0.1.0 [INFO] finished tweaking crates.io crate minilog 0.1.0 [INFO] tweaked toml for crates.io crate minilog 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate minilog 0.1.0 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] crate crates.io crate minilog 0.1.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b28b234cb5a66535667a63792a38df26e43ac6fbb5e4c8f467993a8ac8e7c90f [INFO] running `Command { std: "docker" "start" "-a" "b28b234cb5a66535667a63792a38df26e43ac6fbb5e4c8f467993a8ac8e7c90f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b28b234cb5a66535667a63792a38df26e43ac6fbb5e4c8f467993a8ac8e7c90f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b28b234cb5a66535667a63792a38df26e43ac6fbb5e4c8f467993a8ac8e7c90f", kill_on_drop: false }` [INFO] [stdout] b28b234cb5a66535667a63792a38df26e43ac6fbb5e4c8f467993a8ac8e7c90f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7974b3d1bfc53aded5a7e8c342104b223d6a8ed529c3b26313ec3942005ed96b [INFO] running `Command { std: "docker" "start" "-a" "7974b3d1bfc53aded5a7e8c342104b223d6a8ed529c3b26313ec3942005ed96b", kill_on_drop: false }` [INFO] [stderr] Checking minilog v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | / ONCE.call_once(|| { [INFO] [stdout] 7 | | TZ = match std::env::var("TZ") { [INFO] [stdout] 8 | | Ok(offset) => offset.parse::().unwrap_or_default(), [INFO] [stdout] 9 | | _ => 0, [INFO] [stdout] 10 | | }; [INFO] [stdout] 11 | | }); [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 shared reference to mutable static [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | / ONCE.call_once(|| { [INFO] [stdout] 7 | | TZ = match std::env::var("TZ") { [INFO] [stdout] 8 | | Ok(offset) => offset.parse::().unwrap_or_default(), [INFO] [stdout] 9 | | _ => 0, [INFO] [stdout] 10 | | }; [INFO] [stdout] 11 | | }); [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "7974b3d1bfc53aded5a7e8c342104b223d6a8ed529c3b26313ec3942005ed96b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7974b3d1bfc53aded5a7e8c342104b223d6a8ed529c3b26313ec3942005ed96b", kill_on_drop: false }` [INFO] [stdout] 7974b3d1bfc53aded5a7e8c342104b223d6a8ed529c3b26313ec3942005ed96b