[INFO] fetching crate bitrw 0.8.3... [INFO] building bitrw-0.8.3 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3 [INFO] extracting crate bitrw 0.8.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate bitrw 0.8.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bitrw 0.8.3 [INFO] finished tweaking crates.io crate bitrw 0.8.3 [INFO] tweaked toml for crates.io crate bitrw 0.8.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded base2 v0.3.1 [INFO] [stderr] Downloaded int v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5db281a2b033dc08bf3073932acfeacafcf8b7a89981c7142d5aa14149d72ef3 [INFO] running `Command { std: "docker" "start" "-a" "5db281a2b033dc08bf3073932acfeacafcf8b7a89981c7142d5aa14149d72ef3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5db281a2b033dc08bf3073932acfeacafcf8b7a89981c7142d5aa14149d72ef3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5db281a2b033dc08bf3073932acfeacafcf8b7a89981c7142d5aa14149d72ef3", kill_on_drop: false }` [INFO] [stdout] 5db281a2b033dc08bf3073932acfeacafcf8b7a89981c7142d5aa14149d72ef3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de4d78e36b64b9f3dbbc62646821ccf75fb9738eef4383b3a903d81389db43d1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "de4d78e36b64b9f3dbbc62646821ccf75fb9738eef4383b3a903d81389db43d1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (d318f0ec49d2844c, 9963dc6836664ff6), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (10275bade51f3a64, 1a4993f89775eba9), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (ad71db94d2b0dded, b3dc5e463857ea36), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (82926ac54d2532ce, 8542c3146f879d7f), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (47682469233aa24e, 6234a8c7872b30b8), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (2f2196d24a853f8a, 7c1449fef3a08a41), 8, 16 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (65e85fdf8a9e1307, 8abe54fcfafac5c9), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (ece079b67c37958b, 2ad04b3daca5c227), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (680b341ec5c76adc, 6c9b8c7d6ea4fc6a), 0, 0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling int v0.3.0 [INFO] [stderr] Compiling base2 v0.3.1 [INFO] [stderr] Compiling bitrw v0.8.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | f: &mut FnMut(u8, u8, R) -> std::io::Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(u8, u8, R) -> std::io::Result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | w: &'t mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | f: &mut Fn(&mut BitWrite) -> std::io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BitWrite) -> std::io::Result` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:34 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn use_bit_write_mem(f: &mut Fn(&mut BitWrite) -> std::io::Result<()>) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BitWrite) -> std::io::Result<()>` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:167:16 [INFO] [stdout] | [INFO] [stdout] 167 | r: &'t mut std::io::Read, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read` [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] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.19s [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "de4d78e36b64b9f3dbbc62646821ccf75fb9738eef4383b3a903d81389db43d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de4d78e36b64b9f3dbbc62646821ccf75fb9738eef4383b3a903d81389db43d1", kill_on_drop: false }` [INFO] [stdout] de4d78e36b64b9f3dbbc62646821ccf75fb9738eef4383b3a903d81389db43d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b84de923d6cea448ff4aece54c4e3b65fe2af6ab59fefad73aa3fc2efed2ba82 [INFO] running `Command { std: "docker" "start" "-a" "b84de923d6cea448ff4aece54c4e3b65fe2af6ab59fefad73aa3fc2efed2ba82", kill_on_drop: false }` [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (d318f0ec49d2844c, 9963dc6836664ff6), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (10275bade51f3a64, 1a4993f89775eba9), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (ad71db94d2b0dded, b3dc5e463857ea36), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (82926ac54d2532ce, 8542c3146f879d7f), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (47682469233aa24e, 6234a8c7872b30b8), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (2f2196d24a853f8a, 7c1449fef3a08a41), 8, 16 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | f: &mut FnMut(u8, u8, R) -> std::io::Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(u8, u8, R) -> std::io::Result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (65e85fdf8a9e1307, 8abe54fcfafac5c9), 0, 0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | w: &'t mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [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] [INFO] [stdout] [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (ece079b67c37958b, 2ad04b3daca5c227), 0, 0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | f: &mut Fn(&mut BitWrite) -> std::io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BitWrite) -> std::io::Result` [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] [INFO] [stdout] [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (680b341ec5c76adc, 6c9b8c7d6ea4fc6a), 0, 0 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:34 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn use_bit_write_mem(f: &mut Fn(&mut BitWrite) -> std::io::Result<()>) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BitWrite) -> std::io::Result<()>` [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] [INFO] [stdout] [INFO] [stderr] Compiling bitrw v0.8.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:167:16 [INFO] [stdout] | [INFO] [stdout] 167 | r: &'t mut std::io::Read, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read` [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] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | f: &mut FnMut(u8, u8, R) -> std::io::Result, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(u8, u8, R) -> std::io::Result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | w: &'t mut std::io::Write, [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | f: &mut Fn(&mut BitWrite) -> std::io::Result [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BitWrite) -> std::io::Result` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:140:34 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn use_bit_write_mem(f: &mut Fn(&mut BitWrite) -> std::io::Result<()>) -> std::io::Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut BitWrite) -> std::io::Result<()>` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:167:16 [INFO] [stdout] | [INFO] [stdout] 167 | r: &'t mut std::io::Read, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read` [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] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b84de923d6cea448ff4aece54c4e3b65fe2af6ab59fefad73aa3fc2efed2ba82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b84de923d6cea448ff4aece54c4e3b65fe2af6ab59fefad73aa3fc2efed2ba82", kill_on_drop: false }` [INFO] [stdout] b84de923d6cea448ff4aece54c4e3b65fe2af6ab59fefad73aa3fc2efed2ba82