[INFO] fetching crate stackbox 0.1.2... [INFO] checking stackbox-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate stackbox 0.1.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate stackbox 0.1.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain [INFO] started tweaking crates.io crate stackbox 0.1.2 [INFO] finished tweaking crates.io crate stackbox 0.1.2 [INFO] tweaked toml for crates.io crate stackbox 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 9 packages [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded with_locals v0.3.2 [INFO] [stderr] Downloaded func_wrap v0.1.3 [INFO] [stderr] Downloaded with_locals-proc_macros v0.3.2 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f816d9099a8159afa671f187df512ad4f21550b9af20bb14517d3eddc05111fb [INFO] running `Command { std: "docker" "start" "-a" "f816d9099a8159afa671f187df512ad4f21550b9af20bb14517d3eddc05111fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f816d9099a8159afa671f187df512ad4f21550b9af20bb14517d3eddc05111fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f816d9099a8159afa671f187df512ad4f21550b9af20bb14517d3eddc05111fb", kill_on_drop: false }` [INFO] [stdout] f816d9099a8159afa671f187df512ad4f21550b9af20bb14517d3eddc05111fb [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2404ff72f540dd7fc1e805c152718d2e63bb54aac50d307ead7403b1cfe53da7 [INFO] running `Command { std: "docker" "start" "-a" "2404ff72f540dd7fc1e805c152718d2e63bb54aac50d307ead7403b1cfe53da7", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking stackbox v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `slice::iter` [INFO] [stdout] --> src/stackbox/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use slice::iter; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling func_wrap v0.1.3 [INFO] [stderr] Compiling with_locals-proc_macros v0.3.2 [INFO] [stderr] Checking with_locals v0.3.2 [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/ptr.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | use ::alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `slice::iter` [INFO] [stdout] --> src/stackbox/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use slice::iter; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/dyn_traits/mod.rs:122:37 [INFO] [stdout] | [INFO] [stdout] 122 | stackbox!(let f = |_: &str| drop(not_send)); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `i32` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.24s [INFO] running `Command { std: "docker" "inspect" "2404ff72f540dd7fc1e805c152718d2e63bb54aac50d307ead7403b1cfe53da7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2404ff72f540dd7fc1e805c152718d2e63bb54aac50d307ead7403b1cfe53da7", kill_on_drop: false }` [INFO] [stdout] 2404ff72f540dd7fc1e805c152718d2e63bb54aac50d307ead7403b1cfe53da7 [INFO] checking stackbox-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate stackbox 0.1.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate stackbox 0.1.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain [INFO] started tweaking crates.io crate stackbox 0.1.2 [INFO] finished tweaking crates.io crate stackbox 0.1.2 [INFO] tweaked toml for crates.io crate stackbox 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f0a7b8d4fe3ede3dbed94f4ac12c5947bd47db888963fcfe6f490aa8780cdcd [INFO] running `Command { std: "docker" "start" "-a" "8f0a7b8d4fe3ede3dbed94f4ac12c5947bd47db888963fcfe6f490aa8780cdcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f0a7b8d4fe3ede3dbed94f4ac12c5947bd47db888963fcfe6f490aa8780cdcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f0a7b8d4fe3ede3dbed94f4ac12c5947bd47db888963fcfe6f490aa8780cdcd", kill_on_drop: false }` [INFO] [stdout] 8f0a7b8d4fe3ede3dbed94f4ac12c5947bd47db888963fcfe6f490aa8780cdcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51d6be8db614df23715810c716aa92615d7f41057a617cec6c9a5cc235012c87 [INFO] running `Command { std: "docker" "start" "-a" "51d6be8db614df23715810c716aa92615d7f41057a617cec6c9a5cc235012c87", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking stackbox v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `slice::iter` [INFO] [stdout] --> src/stackbox/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use slice::iter; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling func_wrap v0.1.3 [INFO] [stderr] Compiling with_locals-proc_macros v0.3.2 [INFO] [stderr] Checking with_locals v0.3.2 [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/ptr.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | use ::alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `slice::iter` [INFO] [stdout] --> src/stackbox/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use slice::iter; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/dyn_traits/mod.rs:122:37 [INFO] [stdout] | [INFO] [stdout] 122 | stackbox!(let f = |_: &str| drop(not_send)); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `i32` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.57s [INFO] running `Command { std: "docker" "inspect" "51d6be8db614df23715810c716aa92615d7f41057a617cec6c9a5cc235012c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51d6be8db614df23715810c716aa92615d7f41057a617cec6c9a5cc235012c87", kill_on_drop: false }` [INFO] [stdout] 51d6be8db614df23715810c716aa92615d7f41057a617cec6c9a5cc235012c87