[INFO] cloning repository https://github.com/matiasvlevi/arch_installer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matiasvlevi/arch_installer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatiasvlevi%2Farch_installer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatiasvlevi%2Farch_installer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 289ffa8dbfc2f2d5f65657af5e8a50eed21d3a3f
[INFO] checking matiasvlevi/arch_installer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatiasvlevi%2Farch_installer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matiasvlevi/arch_installer 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/matiasvlevi/arch_installer
[INFO] finished tweaking git repo https://github.com/matiasvlevi/arch_installer
[INFO] tweaked toml for git repo https://github.com/matiasvlevi/arch_installer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matiasvlevi/arch_installer 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0bd10fcee8cf533348f96395d3fee71eac7a255bc18106bb0ee85226524330bf
[INFO] running `Command { std: "docker" "start" "-a" "0bd10fcee8cf533348f96395d3fee71eac7a255bc18106bb0ee85226524330bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd10fcee8cf533348f96395d3fee71eac7a255bc18106bb0ee85226524330bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd10fcee8cf533348f96395d3fee71eac7a255bc18106bb0ee85226524330bf", kill_on_drop: false }`
[INFO] [stdout] 0bd10fcee8cf533348f96395d3fee71eac7a255bc18106bb0ee85226524330bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 198f7d7ffaa25208035864115bedc858a49cf63b77ca145e19472bed51af75ed
[INFO] running `Command { std: "docker" "start" "-a" "198f7d7ffaa25208035864115bedc858a49cf63b77ca145e19472bed51af75ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]     Checking terminal-menu v2.0.4
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]     Checking arch_installer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ctrlc` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ctrlc;
[INFO] [stdout]   |     ^^^^^ the item `ctrlc` 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 `ctrlc` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ctrlc;
[INFO] [stdout]   |     ^^^^^ the item `ctrlc` 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 5.61s
[INFO] running `Command { std: "docker" "inspect" "198f7d7ffaa25208035864115bedc858a49cf63b77ca145e19472bed51af75ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198f7d7ffaa25208035864115bedc858a49cf63b77ca145e19472bed51af75ed", kill_on_drop: false }`
[INFO] [stdout] 198f7d7ffaa25208035864115bedc858a49cf63b77ca145e19472bed51af75ed
[INFO] checking matiasvlevi/arch_installer against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatiasvlevi%2Farch_installer" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matiasvlevi/arch_installer 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/matiasvlevi/arch_installer
[INFO] finished tweaking git repo https://github.com/matiasvlevi/arch_installer
[INFO] tweaked toml for git repo https://github.com/matiasvlevi/arch_installer written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matiasvlevi/arch_installer 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8653b15d141e3af1c912639028d5828c43ddcb13d6d001d24935258c8371a8ef
[INFO] running `Command { std: "docker" "start" "-a" "8653b15d141e3af1c912639028d5828c43ddcb13d6d001d24935258c8371a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8653b15d141e3af1c912639028d5828c43ddcb13d6d001d24935258c8371a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8653b15d141e3af1c912639028d5828c43ddcb13d6d001d24935258c8371a8ef", kill_on_drop: false }`
[INFO] [stdout] 8653b15d141e3af1c912639028d5828c43ddcb13d6d001d24935258c8371a8ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] aadacdc7afd68565f74f0488dcbee6ada88246a84c0b412859721bce49b457b4
[INFO] running `Command { std: "docker" "start" "-a" "aadacdc7afd68565f74f0488dcbee6ada88246a84c0b412859721bce49b457b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]     Checking terminal-menu v2.0.4
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]     Checking arch_installer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ctrlc` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ctrlc;
[INFO] [stdout]   |     ^^^^^ the item `ctrlc` 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 `ctrlc` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ctrlc;
[INFO] [stdout]   |     ^^^^^ the item `ctrlc` 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 5.32s
[INFO] running `Command { std: "docker" "inspect" "aadacdc7afd68565f74f0488dcbee6ada88246a84c0b412859721bce49b457b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadacdc7afd68565f74f0488dcbee6ada88246a84c0b412859721bce49b457b4", kill_on_drop: false }`
[INFO] [stdout] aadacdc7afd68565f74f0488dcbee6ada88246a84c0b412859721bce49b457b4