[INFO] fetching crate os-sync 0.3.3... [INFO] testing os-sync-0.3.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate os-sync 0.3.3 into /workspace/builds/worker-97/source [INFO] validating manifest of crates.io crate os-sync 0.3.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate os-sync 0.3.3 [INFO] finished tweaking crates.io crate os-sync 0.3.3 [INFO] tweaked toml for crates.io crate os-sync 0.3.3 written to /workspace/builds/worker-97/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0424708b9f537724fcf1b5636e512e921418e4cc4743d8e6d2de8755ae728d3f [INFO] running `Command { std: "docker" "start" "-a" "0424708b9f537724fcf1b5636e512e921418e4cc4743d8e6d2de8755ae728d3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0424708b9f537724fcf1b5636e512e921418e4cc4743d8e6d2de8755ae728d3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0424708b9f537724fcf1b5636e512e921418e4cc4743d8e6d2de8755ae728d3f", kill_on_drop: false }` [INFO] [stdout] 0424708b9f537724fcf1b5636e512e921418e4cc4743d8e6d2de8755ae728d3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7eff2797c3e6a609f5fbc6c6a6a0cd2ec5fba8072d40d716304a175fd8d4c350 [INFO] running `Command { std: "docker" "start" "-a" "7eff2797c3e6a609f5fbc6c6a6a0cd2ec5fba8072d40d716304a175fd8d4c350", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling str-buf v1.0.5 [INFO] [stderr] Compiling error-code v2.3.0 [INFO] [stderr] Compiling os-sync v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `core::convert::TryFrom` [INFO] [stdout] --> src/sem/posix.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/once.rs:125:45 [INFO] [stdout] | [INFO] [stdout] 125 | core::sync::atomic::spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/once.rs:92:49 [INFO] [stdout] | [INFO] [stdout] 92 | if INCOMPLETE != self.state.compare_and_swap(INCOMPLETE, RUNNING, Ordering::Acquire) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/mutex/sem.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 34 | if self.count.compare_and_swap(0, 1, Ordering::AcqRel) > 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: atomic stores cannot have `Acquire` or `AcqRel` ordering [INFO] [stdout] --> src/once.rs:81:32 [INFO] [stdout] | [INFO] [stdout] 81 | self.state.store(FAIL, Ordering::Acquire); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(invalid_atomic_ordering)]` on by default [INFO] [stdout] = help: consider using ordering modes `Release`, `SeqCst` or `Relaxed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/once.rs:82:16 [INFO] [stdout] | [INFO] [stdout] 82 | panic!(FAIL_MSG) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 82 | panic!("{}", FAIL_MSG) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/once.rs:90:32 [INFO] [stdout] | [INFO] [stdout] 90 | FAIL => panic!(FAIL_MSG), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 90 | FAIL => panic!("{}", FAIL_MSG), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/once.rs:121:36 [INFO] [stdout] | [INFO] [stdout] 121 | ... panic!(FAIL_MSG); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 121 | panic!("{}", FAIL_MSG); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `os-sync` due to 2 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7eff2797c3e6a609f5fbc6c6a6a0cd2ec5fba8072d40d716304a175fd8d4c350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7eff2797c3e6a609f5fbc6c6a6a0cd2ec5fba8072d40d716304a175fd8d4c350", kill_on_drop: false }` [INFO] [stdout] 7eff2797c3e6a609f5fbc6c6a6a0cd2ec5fba8072d40d716304a175fd8d4c350