[INFO] fetching crate dynstack 0.4.0... [INFO] testing dynstack-0.4.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate dynstack 0.4.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate dynstack 0.4.0 [INFO] finished tweaking crates.io crate dynstack 0.4.0 [INFO] tweaked toml for crates.io crate dynstack 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dynstack 0.4.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 69 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.1.2 (available: v0.7.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded num_cpus v0.2.13 [INFO] [stderr] Downloaded term v0.4.6 [INFO] [stderr] Downloaded strsim v0.8.0 [INFO] [stderr] Downloaded cast v0.1.0 [INFO] [stderr] Downloaded vec_map v0.8.2 [INFO] [stderr] Downloaded rand v0.3.23 [INFO] [stderr] Downloaded failure v0.1.8 [INFO] [stderr] Downloaded itertools v0.5.10 [INFO] [stderr] Downloaded criterion v0.1.2 [INFO] [stderr] Downloaded clap v2.34.0 [INFO] [stderr] Downloaded num-traits v0.1.43 [INFO] [stderr] Downloaded itertools v0.4.19 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded isatty v0.1.9 [INFO] [stderr] Downloaded synstructure v0.12.6 [INFO] [stderr] Downloaded textwrap v0.11.0 [INFO] [stderr] Downloaded thread-scoped v1.0.2 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded unicode-width v0.1.14 [INFO] [stderr] Downloaded criterion-plot v0.1.3 [INFO] [stderr] Downloaded simplelog v0.4.4 [INFO] [stderr] Downloaded criterion-stats v0.1.3 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded ansi_term v0.12.1 [INFO] [stderr] Downloaded failure_derive v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f52cc658abc97661ef10d3cc02c483e0229117eb0ae05555952644f9c8a7886 [INFO] running `Command { std: "docker" "start" "-a" "1f52cc658abc97661ef10d3cc02c483e0229117eb0ae05555952644f9c8a7886", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f52cc658abc97661ef10d3cc02c483e0229117eb0ae05555952644f9c8a7886", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f52cc658abc97661ef10d3cc02c483e0229117eb0ae05555952644f9c8a7886", kill_on_drop: false }` [INFO] [stdout] 1f52cc658abc97661ef10d3cc02c483e0229117eb0ae05555952644f9c8a7886 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 878c27df017b2bbcea87fe14484aebb3ede85a39f64ae1cfb4a70d39071a5726 [INFO] running `Command { std: "docker" "start" "-a" "878c27df017b2bbcea87fe14484aebb3ede85a39f64ae1cfb4a70d39071a5726", kill_on_drop: false }` [INFO] [stderr] Compiling dynstack v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "878c27df017b2bbcea87fe14484aebb3ede85a39f64ae1cfb4a70d39071a5726", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "878c27df017b2bbcea87fe14484aebb3ede85a39f64ae1cfb4a70d39071a5726", kill_on_drop: false }` [INFO] [stdout] 878c27df017b2bbcea87fe14484aebb3ede85a39f64ae1cfb4a70d39071a5726 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76dc372db03225783ae9655b02efa4e8442b2fe382f3e7dd1627ff10f7972294 [INFO] running `Command { std: "docker" "start" "-a" "76dc372db03225783ae9655b02efa4e8442b2fe382f3e7dd1627ff10f7972294", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling adler2 v2.0.1 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling cast v0.1.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling num_cpus v0.2.13 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling isatty v0.1.9 [INFO] [stderr] Compiling criterion-plot v0.1.3 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling criterion-stats v0.1.3 [INFO] [stderr] Compiling simplelog v0.4.4 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling itertools v0.4.19 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling criterion v0.1.2 [INFO] [stderr] Compiling dynstack v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:484:6 [INFO] [stdout] | [INFO] [stdout] 484 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] ... [INFO] [stdout] 414 | dyn_push!(stack, 1u8); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u32` [INFO] [stdout] ... [INFO] [stdout] 415 | dyn_push!(stack, 1u32); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u16` [INFO] [stdout] ... [INFO] [stdout] 416 | dyn_push!(stack, 1u16); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] ... [INFO] [stdout] 417 | dyn_push!(stack, 1u64); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u128` [INFO] [stdout] ... [INFO] [stdout] 418 | dyn_push!(stack, 1u128); [INFO] [stdout] | ----------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `{closure@src/lib.rs:458:26: 458:33}` [INFO] [stdout] ... [INFO] [stdout] 458 | dyn_push!(stack, move || i); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:476:18 [INFO] [stdout] | [INFO] [stdout] 476 | unsafe { DROP_NUM.as_ref().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] = 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:479:18 [INFO] [stdout] | [INFO] [stdout] 479 | unsafe { DROP_NUM.as_mut().unwrap() } [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] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u32` [INFO] [stdout] ... [INFO] [stdout] 576 | 0 => dyn_push!(stack, 0xF0B0D0E0u32), [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] ... [INFO] [stdout] 577 | 1 => dyn_push!(stack, 0x01020304F0B0D0E0u64), [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `{closure@src/lib.rs:693:26: 693:33}` [INFO] [stdout] ... [INFO] [stdout] 693 | dyn_push!(stack, move || i); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 43.91s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "76dc372db03225783ae9655b02efa4e8442b2fe382f3e7dd1627ff10f7972294", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76dc372db03225783ae9655b02efa4e8442b2fe382f3e7dd1627ff10f7972294", kill_on_drop: false }` [INFO] [stdout] 76dc372db03225783ae9655b02efa4e8442b2fe382f3e7dd1627ff10f7972294 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0d21bbcccd84a905ec9536728999c0f587cb3e353f641693adb5aafb01e59c0c [INFO] running `Command { std: "docker" "start" "-a" "0d21bbcccd84a905ec9536728999c0f587cb3e353f641693adb5aafb01e59c0c", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:484:6 [INFO] [stderr] | [INFO] [stderr] 484 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u8` [INFO] [stderr] ... [INFO] [stderr] 414 | dyn_push!(stack, 1u8); [INFO] [stderr] | --------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u32` [INFO] [stderr] ... [INFO] [stderr] 415 | dyn_push!(stack, 1u32); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u16` [INFO] [stderr] ... [INFO] [stderr] 416 | dyn_push!(stack, 1u16); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u64` [INFO] [stderr] ... [INFO] [stderr] 417 | dyn_push!(stack, 1u64); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u128` [INFO] [stderr] ... [INFO] [stderr] 418 | dyn_push!(stack, 1u128); [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `{closure@src/lib.rs:458:26: 458:33}` [INFO] [stderr] ... [INFO] [stderr] 458 | dyn_push!(stack, move || i); [INFO] [stderr] | --------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:476:18 [INFO] [stderr] | [INFO] [stderr] 476 | unsafe { DROP_NUM.as_ref().unwrap() } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = 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] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static [INFO] [stderr] --> src/lib.rs:479:18 [INFO] [stderr] | [INFO] [stderr] 479 | unsafe { DROP_NUM.as_mut().unwrap() } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = 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] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u32` [INFO] [stderr] ... [INFO] [stderr] 576 | 0 => dyn_push!(stack, 0xF0B0D0E0u32), [INFO] [stderr] | ------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u64` [INFO] [stderr] ... [INFO] [stderr] 577 | 1 => dyn_push!(stack, 0x01020304F0B0D0E0u64), [INFO] [stderr] | --------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `{closure@src/lib.rs:693:26: 693:33}` [INFO] [stderr] ... [INFO] [stderr] 693 | dyn_push!(stack, move || i); [INFO] [stderr] | --------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `dynstack` (lib test) generated 12 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dynstack-d2ba16f069019a82) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test_align ... ok [INFO] [stdout] test test_iter_size_hint ... ok [INFO] [stdout] test test_fn ... ok [INFO] [stdout] test test_push_pop ... ok [INFO] [stdout] test test_align_up ... ok [INFO] [stdout] test test_drop ... ok [INFO] [stdout] test test_send ... ok [INFO] [stdout] test test_non_dyn - should panic ... ok [INFO] [stdout] test test_sync ... ok [INFO] [stderr] Doc-tests dynstack [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - DynStack::new_unchecked (line 155) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0d21bbcccd84a905ec9536728999c0f587cb3e353f641693adb5aafb01e59c0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d21bbcccd84a905ec9536728999c0f587cb3e353f641693adb5aafb01e59c0c", kill_on_drop: false }` [INFO] [stdout] 0d21bbcccd84a905ec9536728999c0f587cb3e353f641693adb5aafb01e59c0c