[INFO] cloning repository https://github.com/rhysd/kiro-editor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhysd/kiro-editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhysd%2Fkiro-editor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhysd%2Fkiro-editor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41574855cd745db168aeb3533921c1be00fd203d
[INFO] checking rhysd/kiro-editor against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhysd%2Fkiro-editor" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rhysd/kiro-editor 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] started tweaking git repo https://github.com/rhysd/kiro-editor
[INFO] finished tweaking git repo https://github.com/rhysd/kiro-editor
[INFO] tweaked toml for git repo https://github.com/rhysd/kiro-editor written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rhysd/kiro-editor 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 429ae3f34062ef5adc41f4c91766eb74f0c28aebed6f66d702333676fb528353
[INFO] running `Command { std: "docker" "start" "-a" "429ae3f34062ef5adc41f4c91766eb74f0c28aebed6f66d702333676fb528353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "429ae3f34062ef5adc41f4c91766eb74f0c28aebed6f66d702333676fb528353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429ae3f34062ef5adc41f4c91766eb74f0c28aebed6f66d702333676fb528353", kill_on_drop: false }`
[INFO] [stdout] 429ae3f34062ef5adc41f4c91766eb74f0c28aebed6f66d702333676fb528353
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] be54f0877844ff856e0997534dcc21b45bd0f334f09bd4f9df2d2103c3c282c8
[INFO] running `Command { std: "docker" "start" "-a" "be54f0877844ff856e0997534dcc21b45bd0f334f09bd4f9df2d2103c3c282c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling signal-hook v0.3.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking kiro-editor v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `signal_hook` is imported redundantly
[INFO] [stdout]  --> src/signal.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use signal_hook::{self, SigId};
[INFO] [stdout]   |                   ^^^^ the item `signal_hook` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `signal_hook` is imported redundantly
[INFO] [stdout]  --> src/signal.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use signal_hook::{self, SigId};
[INFO] [stdout]   |                   ^^^^ the item `signal_hook` is already defined by prelude
[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 56.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "be54f0877844ff856e0997534dcc21b45bd0f334f09bd4f9df2d2103c3c282c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be54f0877844ff856e0997534dcc21b45bd0f334f09bd4f9df2d2103c3c282c8", kill_on_drop: false }`
[INFO] [stdout] be54f0877844ff856e0997534dcc21b45bd0f334f09bd4f9df2d2103c3c282c8
[INFO] checking rhysd/kiro-editor against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhysd%2Fkiro-editor" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rhysd/kiro-editor on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rhysd/kiro-editor
[INFO] finished tweaking git repo https://github.com/rhysd/kiro-editor
[INFO] tweaked toml for git repo https://github.com/rhysd/kiro-editor written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rhysd/kiro-editor 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16efa383b9e79d89feca7fe8d0dfccfb422e1110d0f76e7c8c99a5b16a61d506
[INFO] running `Command { std: "docker" "start" "-a" "16efa383b9e79d89feca7fe8d0dfccfb422e1110d0f76e7c8c99a5b16a61d506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16efa383b9e79d89feca7fe8d0dfccfb422e1110d0f76e7c8c99a5b16a61d506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16efa383b9e79d89feca7fe8d0dfccfb422e1110d0f76e7c8c99a5b16a61d506", kill_on_drop: false }`
[INFO] [stdout] 16efa383b9e79d89feca7fe8d0dfccfb422e1110d0f76e7c8c99a5b16a61d506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b0a85357668761cb208bc0306908115d3248318787bcd2c79275f4ba3225468
[INFO] running `Command { std: "docker" "start" "-a" "3b0a85357668761cb208bc0306908115d3248318787bcd2c79275f4ba3225468", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling signal-hook v0.3.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking kiro-editor v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `signal_hook` is imported redundantly
[INFO] [stdout]  --> src/signal.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use signal_hook::{self, SigId};
[INFO] [stdout]   |                   ^^^^ the item `signal_hook` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `signal_hook` is imported redundantly
[INFO] [stdout]  --> src/signal.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use signal_hook::{self, SigId};
[INFO] [stdout]   |                   ^^^^ the item `signal_hook` is already defined by prelude
[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 1m 02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.2.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3b0a85357668761cb208bc0306908115d3248318787bcd2c79275f4ba3225468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0a85357668761cb208bc0306908115d3248318787bcd2c79275f4ba3225468", kill_on_drop: false }`
[INFO] [stdout] 3b0a85357668761cb208bc0306908115d3248318787bcd2c79275f4ba3225468