[INFO] fetching crate embedded-profiling-proc-macros 0.2.0... [INFO] checking embedded-profiling-proc-macros-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate embedded-profiling-proc-macros 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate embedded-profiling-proc-macros 0.2.0 [INFO] finished tweaking crates.io crate embedded-profiling-proc-macros 0.2.0 [INFO] tweaked toml for crates.io crate embedded-profiling-proc-macros 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate embedded-profiling-proc-macros 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding embedded-profiling v0.2.4 (available: v0.3.0) [INFO] [stderr] Adding serial_test v0.5.1 (available: v3.2.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68687f3a7a86d11d53003cd04cc31dc00eed9847a066edfe256929fd7716a79d [INFO] running `Command { std: "docker" "start" "-a" "68687f3a7a86d11d53003cd04cc31dc00eed9847a066edfe256929fd7716a79d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68687f3a7a86d11d53003cd04cc31dc00eed9847a066edfe256929fd7716a79d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68687f3a7a86d11d53003cd04cc31dc00eed9847a066edfe256929fd7716a79d", kill_on_drop: false }` [INFO] [stdout] 68687f3a7a86d11d53003cd04cc31dc00eed9847a066edfe256929fd7716a79d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa73fa814704a5c4dffb329c97e127a42289b53be00269423ba174db1faab775 [INFO] running `Command { std: "docker" "start" "-a" "fa73fa814704a5c4dffb329c97e127a42289b53be00269423ba174db1faab775", kill_on_drop: false }` [INFO] [stderr] Checking gcd v2.3.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking proc-macro2 v1.0.101 [INFO] [stderr] Checking quote v1.0.40 [INFO] [stderr] Checking parking_lot_core v0.8.6 [INFO] [stderr] Checking fugit v0.3.7 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking embedded-profiling-proc-macros v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling embedded-profiling-proc-macros v0.2.0 [INFO] [stderr] Compiling serial_test_derive v0.5.1 [INFO] [stderr] Checking embedded-profiling v0.2.4 [INFO] [stderr] Checking serial_test v0.5.1 [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> tests/fn_name.rs:41:16 [INFO] [stdout] | [INFO] [stdout] 41 | if TEST_PROFILER.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 shared reference to mutable static [INFO] [stdout] --> tests/fn_name.rs:44:46 [INFO] [stdout] | [INFO] [stdout] 44 | embedded_profiling::set_profiler(TEST_PROFILER.as_ref().unwrap()).unwrap(); [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] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> tests/fn_name.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | / TEST_PROFILER [INFO] [stdout] 52 | | .as_mut() [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] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.81s [INFO] running `Command { std: "docker" "inspect" "fa73fa814704a5c4dffb329c97e127a42289b53be00269423ba174db1faab775", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa73fa814704a5c4dffb329c97e127a42289b53be00269423ba174db1faab775", kill_on_drop: false }` [INFO] [stdout] fa73fa814704a5c4dffb329c97e127a42289b53be00269423ba174db1faab775