[INFO] cloning repository https://github.com/js2xxx/reffects
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/js2xxx/reffects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjs2xxx%2Freffects", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjs2xxx%2Freffects'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1886b3eb193ef5a2a23609a394a8a36623e3b0b
[INFO] checking js2xxx/reffects against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjs2xxx%2Freffects" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/js2xxx/reffects
[INFO] finished tweaking git repo https://github.com/js2xxx/reffects
[INFO] tweaked toml for git repo https://github.com/js2xxx/reffects written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/js2xxx/reffects on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/js2xxx/reffects 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581
[INFO] running `Command { std: "docker" "start" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.90
[INFO] [stderr]     Checking reffect-macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]     Checking pin-project v1.1.7
[INFO] [stderr]     Checking reffect v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: suspicious attribute: Closure::body
[INFO] [stdout]    --> src/adapter.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 |           let coro = coro.catch0(handler! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 165 | |             #![effectful(Eff2)]
[INFO] [stdout] 166 | |             eff @ Eff2(_) => yield eff,
[INFO] [stdout] 167 | |         });
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `handler` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: suspicious attribute: Closure::body
[INFO] [stdout]    --> src/adapter.rs:169:32
[INFO] [stdout]     |
[INFO] [stdout] 169 |           let coro = coro.catch1(handler! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 170 | |             #![effectful(Eff3)]
[INFO] [stdout] 171 | |             Eff2(c) => char::try_from(yield Eff3(c.to_string())).unwrap_or('d')
[INFO] [stdout] 172 | |         });
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `handler` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pin`
[INFO] [stdout]  --> src/adapter/catch.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pin::{Pin, pin},
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pin`
[INFO] [stdout]  --> src/adapter/handle.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pin::{Pin, pin},
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pin`
[INFO] [stdout]  --> src/adapter/catch.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pin::{Pin, pin},
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pin`
[INFO] [stdout]  --> src/adapter/handle.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pin::{Pin, pin},
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/util/sum_type/repr.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let ptr = unsafe { ptr::addr_of!(this.data).cast::<Head>() };
[INFO] [stdout]    |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/util/sum_type/repr.rs:88:19
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let ptr = unsafe { ptr::addr_of_mut!(this.data).cast::<Head>() };
[INFO] [stdout]    |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/util/sum_type/repr.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let ptr = unsafe { ptr::addr_of!(this.data).cast::<Head>() };
[INFO] [stdout]    |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/util/sum_type/repr.rs:88:19
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let ptr = unsafe { ptr::addr_of_mut!(this.data).cast::<Head>() };
[INFO] [stdout]    |                   ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reffect` (lib test) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581", kill_on_drop: false }`
[INFO] [stdout] 428553806d33a0bd9898fd7a8f6a240aecc2fd0ce4e7fcc38e6a66771d6e1581
