[INFO] cloning repository https://github.com/uasi/eru [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uasi/eru" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuasi%2Feru", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuasi%2Feru'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0071de4ef57ac7482950d27a2ce9669f4425ecd7 [INFO] checking uasi/eru against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuasi%2Feru" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/uasi/eru on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/uasi/eru [INFO] finished tweaking git repo https://github.com/uasi/eru [INFO] tweaked toml for git repo https://github.com/uasi/eru written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/uasi/eru 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3a9dc2025231f336e86d6308b9dcb74cd252dad59577b6af5374b8148f41728 [INFO] running `Command { std: "docker" "start" "-a" "a3a9dc2025231f336e86d6308b9dcb74cd252dad59577b6af5374b8148f41728", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3a9dc2025231f336e86d6308b9dcb74cd252dad59577b6af5374b8148f41728", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3a9dc2025231f336e86d6308b9dcb74cd252dad59577b6af5374b8148f41728", kill_on_drop: false }` [INFO] [stdout] a3a9dc2025231f336e86d6308b9dcb74cd252dad59577b6af5374b8148f41728 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f98ac7b6e2f833ab5f592711f89dbe4dbc330335f652055f2d0ce6a82576eb6 [INFO] running `Command { std: "docker" "start" "-a" "4f98ac7b6e2f833ab5f592711f89dbe4dbc330335f652055f2d0ce6a82576eb6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.62 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking eru v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/item_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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: the item `Box` is imported redundantly [INFO] [stdout] --> src/item_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s [INFO] running `Command { std: "docker" "inspect" "4f98ac7b6e2f833ab5f592711f89dbe4dbc330335f652055f2d0ce6a82576eb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f98ac7b6e2f833ab5f592711f89dbe4dbc330335f652055f2d0ce6a82576eb6", kill_on_drop: false }` [INFO] [stdout] 4f98ac7b6e2f833ab5f592711f89dbe4dbc330335f652055f2d0ce6a82576eb6 [INFO] checking uasi/eru against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuasi%2Feru" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/uasi/eru on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/uasi/eru [INFO] finished tweaking git repo https://github.com/uasi/eru [INFO] tweaked toml for git repo https://github.com/uasi/eru written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/uasi/eru 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 32de23d87f8a385d93c708eba43c2ba08e3c7d294412017abd0f9988d88e8a58 [INFO] running `Command { std: "docker" "start" "-a" "32de23d87f8a385d93c708eba43c2ba08e3c7d294412017abd0f9988d88e8a58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32de23d87f8a385d93c708eba43c2ba08e3c7d294412017abd0f9988d88e8a58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32de23d87f8a385d93c708eba43c2ba08e3c7d294412017abd0f9988d88e8a58", kill_on_drop: false }` [INFO] [stdout] 32de23d87f8a385d93c708eba43c2ba08e3c7d294412017abd0f9988d88e8a58 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 871dcb6c40d8e6871bac30ed0ae0aa4d012552fde5276ad0a68467d34dc0ffd2 [INFO] running `Command { std: "docker" "start" "-a" "871dcb6c40d8e6871bac30ed0ae0aa4d012552fde5276ad0a68467d34dc0ffd2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.62 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking eru v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/item_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/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: the item `Box` is imported redundantly [INFO] [stdout] --> src/item_list.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/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] error[E0283]: type annotations needed [INFO] [stdout] --> src/commander.rs:32:57 [INFO] [stdout] | [INFO] [stdout] 32 | spawn_with_name("commander::sigwinch_notifier", move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn_with_name` [INFO] [stdout] --> src/thread_util.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn spawn_with_name(name: N, f: F) -> thread::JoinHandle [INFO] [stdout] | --------------- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 8 | T: Send + 'static, [INFO] [stdout] | ^^^^ required by this bound in `spawn_with_name` [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 32 ~ spawn_with_name("commander::sigwinch_notifier", move || -> /* Type */ { loop { [INFO] [stdout] 33 | if CAUGHT_SIGWINCH.load(Ordering::Relaxed) { [INFO] [stdout] ... [INFO] [stdout] 37 | thread::sleep(Duration::from_millis(50)); [INFO] [stdout] 38 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/commander.rs:32:57 [INFO] [stdout] | [INFO] [stdout] 32 | spawn_with_name("commander::sigwinch_notifier", move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn_with_name` [INFO] [stdout] --> src/thread_util.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn spawn_with_name(name: N, f: F) -> thread::JoinHandle [INFO] [stdout] | --------------- required by a bound in this function [INFO] [stdout] ... [INFO] [stdout] 8 | T: Send + 'static, [INFO] [stdout] | ^^^^ required by this bound in `spawn_with_name` [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 32 ~ spawn_with_name("commander::sigwinch_notifier", move || -> /* Type */ { loop { [INFO] [stdout] 33 | if CAUGHT_SIGWINCH.load(Ordering::Relaxed) { [INFO] [stdout] ... [INFO] [stdout] 37 | thread::sleep(Duration::from_millis(50)); [INFO] [stdout] 38 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `eru` (bin "eru") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `eru` (bin "eru" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "871dcb6c40d8e6871bac30ed0ae0aa4d012552fde5276ad0a68467d34dc0ffd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "871dcb6c40d8e6871bac30ed0ae0aa4d012552fde5276ad0a68467d34dc0ffd2", kill_on_drop: false }` [INFO] [stdout] 871dcb6c40d8e6871bac30ed0ae0aa4d012552fde5276ad0a68467d34dc0ffd2