[INFO] fetching crate dlopen 0.1.8... [INFO] checking dlopen-0.1.8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate dlopen 0.1.8 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate dlopen 0.1.8 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dlopen 0.1.8 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate dlopen 0.1.8 [INFO] tweaked toml for crates.io crate dlopen 0.1.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding const-cstr v0.1.0 (latest: v0.3.0) [INFO] [stderr] Adding libc v0.1.12 (latest: v0.2.158) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.4) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.77) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded example_dylib v0.1.0 [INFO] [stderr] Downloaded const-cstr v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ff515e9e4d6de2a97e55cb0e209b0bba3b64acc843534d450b270db6ac24e55 [INFO] running `Command { std: "docker" "start" "-a" "4ff515e9e4d6de2a97e55cb0e209b0bba3b64acc843534d450b270db6ac24e55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ff515e9e4d6de2a97e55cb0e209b0bba3b64acc843534d450b270db6ac24e55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ff515e9e4d6de2a97e55cb0e209b0bba3b64acc843534d450b270db6ac24e55", kill_on_drop: false }` [INFO] [stdout] 4ff515e9e4d6de2a97e55cb0e209b0bba3b64acc843534d450b270db6ac24e55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6bc759f661269af66ccdd29101635b743867c41ab99cf02568fe8577d0c7921 [INFO] running `Command { std: "docker" "start" "-a" "e6bc759f661269af66ccdd29101635b743867c41ab99cf02568fe8577d0c7921", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking example_dylib v0.1.0 [INFO] [stderr] Checking const-cstr v0.1.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling dlopen_derive v0.1.4 [INFO] [stderr] Checking dlopen v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/raw/unix.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/raw/unix.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | let mut dlinfo: Dl_info = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/raw/unix.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/raw/unix.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | let mut dlinfo: Dl_info = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/err.rs:35:32 [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&ErrorTrait> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&dyn ErrorTrait> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/err.rs:35:32 [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&ErrorTrait> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&dyn ErrorTrait> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/err.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 49 | f.write_str(self.description())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/err.rs:49:26 [INFO] [stdout] | [INFO] [stdout] 49 | f.write_str(self.description())?; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Dl_info` does not permit being left uninitialized [INFO] [stdout] --> src/raw/unix.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | let mut dlinfo: Dl_info = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Dl_info` does not permit being left uninitialized [INFO] [stdout] --> src/raw/unix.rs:86:31 [INFO] [stdout] | [INFO] [stdout] 86 | let mut dlinfo: Dl_info = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.04s [INFO] running `Command { std: "docker" "inspect" "e6bc759f661269af66ccdd29101635b743867c41ab99cf02568fe8577d0c7921", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6bc759f661269af66ccdd29101635b743867c41ab99cf02568fe8577d0c7921", kill_on_drop: false }` [INFO] [stdout] e6bc759f661269af66ccdd29101635b743867c41ab99cf02568fe8577d0c7921