[INFO] cloning repository https://github.com/chirsz-ever/rust-stackful-coroutine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chirsz-ever/rust-stackful-coroutine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Frust-stackful-coroutine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Frust-stackful-coroutine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b74d175916ac830394d5c568dd5f7c78dd0ba800 [INFO] checking chirsz-ever/rust-stackful-coroutine/b74d175916ac830394d5c568dd5f7c78dd0ba800 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Frust-stackful-coroutine" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chirsz-ever/rust-stackful-coroutine 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 git repo https://github.com/chirsz-ever/rust-stackful-coroutine [INFO] finished tweaking git repo https://github.com/chirsz-ever/rust-stackful-coroutine [INFO] tweaked toml for git repo https://github.com/chirsz-ever/rust-stackful-coroutine written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/chirsz-ever/rust-stackful-coroutine 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e7f5f8c0bb0af8537fddabea00e3e204053d6903ba614423316092693427040d [INFO] running `Command { std: "docker" "start" "-a" "e7f5f8c0bb0af8537fddabea00e3e204053d6903ba614423316092693427040d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7f5f8c0bb0af8537fddabea00e3e204053d6903ba614423316092693427040d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7f5f8c0bb0af8537fddabea00e3e204053d6903ba614423316092693427040d", kill_on_drop: false }` [INFO] [stdout] e7f5f8c0bb0af8537fddabea00e3e204053d6903ba614423316092693427040d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cf79bcb6f76862d533422511f5a185bf12c7a13a324e59c665a6bde6769fabcc [INFO] running `Command { std: "docker" "start" "-a" "cf79bcb6f76862d533422511f5a185bf12c7a13a324e59c665a6bde6769fabcc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking stackful-coroutine-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/coroutine/platform/sysv64.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | swap_context(&mut MAIN_CTX, CURRENT_CORO_CTX, val) [INFO] [stdout] | ^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 70 | swap_context(addr_of_mut!(MAIN_CTX), CURRENT_CORO_CTX, val) [INFO] [stdout] | ~~~~~~~~~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/coroutine/platform/sysv64.rs:74:36 [INFO] [stdout] | [INFO] [stdout] 74 | swap_context(CURRENT_CORO_CTX, &mut MAIN_CTX, ret) [INFO] [stdout] | ^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 74 | swap_context(CURRENT_CORO_CTX, addr_of_mut!(MAIN_CTX), ret) [INFO] [stdout] | ~~~~~~~~~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/coroutine/platform/sysv64.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | swap_context(&mut MAIN_CTX, CURRENT_CORO_CTX, val) [INFO] [stdout] | ^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 70 | swap_context(addr_of_mut!(MAIN_CTX), CURRENT_CORO_CTX, val) [INFO] [stdout] | ~~~~~~~~~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/coroutine/platform/sysv64.rs:74:36 [INFO] [stdout] | [INFO] [stdout] 74 | swap_context(CURRENT_CORO_CTX, &mut MAIN_CTX, ret) [INFO] [stdout] | ^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior [INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 74 | swap_context(CURRENT_CORO_CTX, addr_of_mut!(MAIN_CTX), ret) [INFO] [stdout] | ~~~~~~~~~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.06s [INFO] running `Command { std: "docker" "inspect" "cf79bcb6f76862d533422511f5a185bf12c7a13a324e59c665a6bde6769fabcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf79bcb6f76862d533422511f5a185bf12c7a13a324e59c665a6bde6769fabcc", kill_on_drop: false }` [INFO] [stdout] cf79bcb6f76862d533422511f5a185bf12c7a13a324e59c665a6bde6769fabcc