[INFO] cloning repository https://github.com/AlianBenabdallah/multi-server-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlianBenabdallah/multi-server-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlianBenabdallah%2Fmulti-server-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlianBenabdallah%2Fmulti-server-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9ba38bfba1b412023f67319ca3d62b6f68da376
[INFO] checking AlianBenabdallah/multi-server-game against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlianBenabdallah%2Fmulti-server-game" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlianBenabdallah/multi-server-game 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/AlianBenabdallah/multi-server-game
[INFO] finished tweaking git repo https://github.com/AlianBenabdallah/multi-server-game
[INFO] tweaked toml for git repo https://github.com/AlianBenabdallah/multi-server-game written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AlianBenabdallah/multi-server-game 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellwords v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 18e3b65ea8f04e682205e2799b981168e4fe674e22bc2c5dc1974fc7c7eca45b
[INFO] running `Command { std: "docker" "start" "-a" "18e3b65ea8f04e682205e2799b981168e4fe674e22bc2c5dc1974fc7c7eca45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18e3b65ea8f04e682205e2799b981168e4fe674e22bc2c5dc1974fc7c7eca45b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e3b65ea8f04e682205e2799b981168e4fe674e22bc2c5dc1974fc7c7eca45b", kill_on_drop: false }`
[INFO] [stdout] 18e3b65ea8f04e682205e2799b981168e4fe674e22bc2c5dc1974fc7c7eca45b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 29e38be8dff6b667514afbe74311d8afbbc5a49bdf6d1f8d7ce228bb0d482571
[INFO] running `Command { std: "docker" "start" "-a" "29e38be8dff6b667514afbe74311d8afbbc5a49bdf6d1f8d7ce228bb0d482571", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking shellwords v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking liarslie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `shellwords` is imported redundantly
[INFO] [stdout]  --> src/config.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shellwords;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `shellwords` 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 `shellwords` is imported redundantly
[INFO] [stdout]  --> src/config.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shellwords;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `shellwords` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `delete_config_file`, `read_config_file`, `write_config_file`
[INFO] [stdout]    --> src/config.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |     use crate::config::{write_config_file, read_config_file, delete_config_file};
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]    --> src/config.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use std::collections::HashSet;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/config.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings 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 4.87s
[INFO] running `Command { std: "docker" "inspect" "29e38be8dff6b667514afbe74311d8afbbc5a49bdf6d1f8d7ce228bb0d482571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e38be8dff6b667514afbe74311d8afbbc5a49bdf6d1f8d7ce228bb0d482571", kill_on_drop: false }`
[INFO] [stdout] 29e38be8dff6b667514afbe74311d8afbbc5a49bdf6d1f8d7ce228bb0d482571
[INFO] checking AlianBenabdallah/multi-server-game against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlianBenabdallah%2Fmulti-server-game" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlianBenabdallah/multi-server-game 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/AlianBenabdallah/multi-server-game
[INFO] finished tweaking git repo https://github.com/AlianBenabdallah/multi-server-game
[INFO] tweaked toml for git repo https://github.com/AlianBenabdallah/multi-server-game written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AlianBenabdallah/multi-server-game 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b53eb6e6e3308239303f2ba2af2a973f034b8e900de26e309c600320f566611c
[INFO] running `Command { std: "docker" "start" "-a" "b53eb6e6e3308239303f2ba2af2a973f034b8e900de26e309c600320f566611c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b53eb6e6e3308239303f2ba2af2a973f034b8e900de26e309c600320f566611c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53eb6e6e3308239303f2ba2af2a973f034b8e900de26e309c600320f566611c", kill_on_drop: false }`
[INFO] [stdout] b53eb6e6e3308239303f2ba2af2a973f034b8e900de26e309c600320f566611c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d36fa09505c67828950f31e6472384522578a3f8c3b1f89ace9d947eb00a9e36
[INFO] running `Command { std: "docker" "start" "-a" "d36fa09505c67828950f31e6472384522578a3f8c3b1f89ace9d947eb00a9e36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking shellwords v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking liarslie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `shellwords` is imported redundantly
[INFO] [stdout]  --> src/config.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shellwords;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `shellwords` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `delete_config_file`, `read_config_file`, `write_config_file`
[INFO] [stdout]    --> src/config.rs:244:25
[INFO] [stdout]     |
[INFO] [stdout] 244 |     use crate::config::{write_config_file, read_config_file, delete_config_file};
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]    --> src/config.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use std::collections::HashSet;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]    --> src/config.rs:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |     use std::path::Path;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `shellwords` is imported redundantly
[INFO] [stdout]  --> src/config.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use shellwords;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `shellwords` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings 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 3.91s
[INFO] running `Command { std: "docker" "inspect" "d36fa09505c67828950f31e6472384522578a3f8c3b1f89ace9d947eb00a9e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36fa09505c67828950f31e6472384522578a3f8c3b1f89ace9d947eb00a9e36", kill_on_drop: false }`
[INFO] [stdout] d36fa09505c67828950f31e6472384522578a3f8c3b1f89ace9d947eb00a9e36