[INFO] cloning repository https://github.com/JanGolicnik/RustChatter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JanGolicnik/RustChatter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanGolicnik%2FRustChatter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanGolicnik%2FRustChatter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b76d7c0807fefe4aca02c639f9861efaa05296f
[INFO] checking JanGolicnik/RustChatter against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanGolicnik%2FRustChatter" "/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/JanGolicnik/RustChatter 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/JanGolicnik/RustChatter
[INFO] finished tweaking git repo https://github.com/JanGolicnik/RustChatter
[INFO] tweaked toml for git repo https://github.com/JanGolicnik/RustChatter written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JanGolicnik/RustChatter 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 uuid-macro-internal v1.6.1
[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] a5879220e1241872e15289b5b00925c0eab9a6fef227ca4aeeb1472cbd5e2817
[INFO] running `Command { std: "docker" "start" "-a" "a5879220e1241872e15289b5b00925c0eab9a6fef227ca4aeeb1472cbd5e2817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5879220e1241872e15289b5b00925c0eab9a6fef227ca4aeeb1472cbd5e2817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5879220e1241872e15289b5b00925c0eab9a6fef227ca4aeeb1472cbd5e2817", kill_on_drop: false }`
[INFO] [stdout] a5879220e1241872e15289b5b00925c0eab9a6fef227ca4aeeb1472cbd5e2817
[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] 1cb13a0aafa3eaa663fe05e32b5a5ed3fe022f97ecef4856212ed2b78e0672a9
[INFO] running `Command { std: "docker" "start" "-a" "1cb13a0aafa3eaa663fe05e32b5a5ed3fe022f97ecef4856212ed2b78e0672a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling uuid-macro-internal v1.6.1
[INFO] [stderr]     Checking uuid v1.6.1
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |         EventType::SetOwner(target) => todo!(),
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |         EventType::SetOwner(target) => todo!(),
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 |         EventType::Kick(target) => todo!(),
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 |         EventType::Kick(target) => todo!(),
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.11s
[INFO] running `Command { std: "docker" "inspect" "1cb13a0aafa3eaa663fe05e32b5a5ed3fe022f97ecef4856212ed2b78e0672a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb13a0aafa3eaa663fe05e32b5a5ed3fe022f97ecef4856212ed2b78e0672a9", kill_on_drop: false }`
[INFO] [stdout] 1cb13a0aafa3eaa663fe05e32b5a5ed3fe022f97ecef4856212ed2b78e0672a9
[INFO] checking JanGolicnik/RustChatter against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanGolicnik%2FRustChatter" "/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/JanGolicnik/RustChatter 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] started tweaking git repo https://github.com/JanGolicnik/RustChatter
[INFO] finished tweaking git repo https://github.com/JanGolicnik/RustChatter
[INFO] tweaked toml for git repo https://github.com/JanGolicnik/RustChatter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JanGolicnik/RustChatter 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" "+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] 0b63079dbe7c0fff08ee9ec92862930eeb64abd1a4935fbb9cd233047c8d1a21
[INFO] running `Command { std: "docker" "start" "-a" "0b63079dbe7c0fff08ee9ec92862930eeb64abd1a4935fbb9cd233047c8d1a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b63079dbe7c0fff08ee9ec92862930eeb64abd1a4935fbb9cd233047c8d1a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b63079dbe7c0fff08ee9ec92862930eeb64abd1a4935fbb9cd233047c8d1a21", kill_on_drop: false }`
[INFO] [stdout] 0b63079dbe7c0fff08ee9ec92862930eeb64abd1a4935fbb9cd233047c8d1a21
[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] 1ed6bbcc8f0e3456e9a5aad8ed3137dfc652f72516138c05ddae87c468c1f1af
[INFO] running `Command { std: "docker" "start" "-a" "1ed6bbcc8f0e3456e9a5aad8ed3137dfc652f72516138c05ddae87c468c1f1af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling uuid-macro-internal v1.6.1
[INFO] [stderr]     Checking uuid v1.6.1
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |         EventType::SetOwner(target) => todo!(),
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 |         EventType::Kick(target) => todo!(),
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |         EventType::SetOwner(target) => todo!(),
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/server/mod.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 |         EventType::Kick(target) => todo!(),
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.78s
[INFO] running `Command { std: "docker" "inspect" "1ed6bbcc8f0e3456e9a5aad8ed3137dfc652f72516138c05ddae87c468c1f1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed6bbcc8f0e3456e9a5aad8ed3137dfc652f72516138c05ddae87c468c1f1af", kill_on_drop: false }`
[INFO] [stdout] 1ed6bbcc8f0e3456e9a5aad8ed3137dfc652f72516138c05ddae87c468c1f1af