[INFO] cloning repository https://github.com/IvanDerdicDer/wallpaper_changer_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IvanDerdicDer/wallpaper_changer_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanDerdicDer%2Fwallpaper_changer_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanDerdicDer%2Fwallpaper_changer_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4614471694b9616c3716e88ccd66a67b22b0d5aa
[INFO] checking IvanDerdicDer/wallpaper_changer_rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanDerdicDer%2Fwallpaper_changer_rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust 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/IvanDerdicDer/wallpaper_changer_rust
[INFO] finished tweaking git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust
[INFO] tweaked toml for git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.169
[INFO] [stderr]   Downloaded wallpaper v3.2.0
[INFO] [stderr]   Downloaded winreg v0.9.0
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded rust-ini v0.12.2
[INFO] [stderr]   Downloaded confy v0.5.1
[INFO] [stderr]   Downloaded geodate v0.4.0
[INFO] [stderr]   Downloaded ctrlc v3.4.0
[INFO] [stderr]   Downloaded serde v1.0.169
[INFO] [stderr]   Downloaded winnow v0.4.9
[INFO] [stderr]   Downloaded syn v2.0.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f840819a57dea8156fa8978b0a49b60a8c735a84220e08bb44d1c6a28026ba54
[INFO] running `Command { std: "docker" "start" "-a" "f840819a57dea8156fa8978b0a49b60a8c735a84220e08bb44d1c6a28026ba54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f840819a57dea8156fa8978b0a49b60a8c735a84220e08bb44d1c6a28026ba54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f840819a57dea8156fa8978b0a49b60a8c735a84220e08bb44d1c6a28026ba54", kill_on_drop: false }`
[INFO] [stdout] f840819a57dea8156fa8978b0a49b60a8c735a84220e08bb44d1c6a28026ba54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3eff200e7ecdd9cfe7eba0543be2a738db72d0204bd819b9fdf151bd30135a96
[INFO] running `Command { std: "docker" "start" "-a" "3eff200e7ecdd9cfe7eba0543be2a738db72d0204bd819b9fdf151bd30135a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling serde v1.0.169
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking winnow v0.4.9
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking geodate v0.4.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v2.0.24
[INFO] [stderr]     Checking ctrlc v3.4.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling serde_derive v1.0.169
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking enquote v1.1.0
[INFO] [stderr]     Checking wallpaper v3.2.0
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking toml_edit v0.19.12
[INFO] [stderr]     Checking confy v0.5.1
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking wallpaper_changer_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `confy` is imported redundantly
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use confy;
[INFO] [stdout]   |     ^^^^^ the item `confy` 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 `toml` is imported redundantly
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use toml;
[INFO] [stdout]    |     ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ctrlc` is imported redundantly
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ctrlc;
[INFO] [stdout]    |     ^^^^^ the item `ctrlc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `confy` is imported redundantly
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use confy;
[INFO] [stdout]   |     ^^^^^ the item `confy` 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 `toml` is imported redundantly
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use toml;
[INFO] [stdout]    |     ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ctrlc` is imported redundantly
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ctrlc;
[INFO] [stdout]    |     ^^^^^ the item `ctrlc` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `Command { std: "docker" "inspect" "3eff200e7ecdd9cfe7eba0543be2a738db72d0204bd819b9fdf151bd30135a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eff200e7ecdd9cfe7eba0543be2a738db72d0204bd819b9fdf151bd30135a96", kill_on_drop: false }`
[INFO] [stdout] 3eff200e7ecdd9cfe7eba0543be2a738db72d0204bd819b9fdf151bd30135a96
[INFO] checking IvanDerdicDer/wallpaper_changer_rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIvanDerdicDer%2Fwallpaper_changer_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust 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/IvanDerdicDer/wallpaper_changer_rust
[INFO] finished tweaking git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust
[INFO] tweaked toml for git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/IvanDerdicDer/wallpaper_changer_rust 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 77c2fd7977a1cab6beaa406fe5baf3198097d2627e19c9338ba0a5ef6deafe9b
[INFO] running `Command { std: "docker" "start" "-a" "77c2fd7977a1cab6beaa406fe5baf3198097d2627e19c9338ba0a5ef6deafe9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c2fd7977a1cab6beaa406fe5baf3198097d2627e19c9338ba0a5ef6deafe9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c2fd7977a1cab6beaa406fe5baf3198097d2627e19c9338ba0a5ef6deafe9b", kill_on_drop: false }`
[INFO] [stdout] 77c2fd7977a1cab6beaa406fe5baf3198097d2627e19c9338ba0a5ef6deafe9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8eae52133ebe204f37497a475c17960673f05d3eeca84abfedb9d711744d8472
[INFO] running `Command { std: "docker" "start" "-a" "8eae52133ebe204f37497a475c17960673f05d3eeca84abfedb9d711744d8472", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling serde v1.0.169
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking winnow v0.4.9
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking rust-ini v0.12.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking geodate v0.4.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking ctrlc v3.4.0
[INFO] [stderr]    Compiling syn v2.0.24
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ctrlc-3.4.0/src/lib.rs:144:16
[INFO] [stdout]     |
[INFO] [stdout] 144 |         .spawn(move || loop {
[INFO] [stdout]     |          ----- ^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: Send`
[INFO] [stdout] note: required by a bound in `Builder::spawn`
[INFO] [stdout]    --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:381:5
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 144 ~         .spawn(move || -> /* Type */ { loop {
[INFO] [stdout] 145 |             unsafe {
[INFO] [stdout]   ...
[INFO] [stdout] 148 |             user_handler();
[INFO] [stdout] 149 ~         } })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ctrlc` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8eae52133ebe204f37497a475c17960673f05d3eeca84abfedb9d711744d8472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eae52133ebe204f37497a475c17960673f05d3eeca84abfedb9d711744d8472", kill_on_drop: false }`
[INFO] [stdout] 8eae52133ebe204f37497a475c17960673f05d3eeca84abfedb9d711744d8472