[INFO] cloning repository https://github.com/matejkoncal/explorer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matejkoncal/explorer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejkoncal%2Fexplorer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejkoncal%2Fexplorer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79c1d255db7dccece9052346225666607b3177f8
[INFO] checking matejkoncal/explorer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejkoncal%2Fexplorer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matejkoncal/explorer 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/matejkoncal/explorer
[INFO] finished tweaking git repo https://github.com/matejkoncal/explorer
[INFO] tweaked toml for git repo https://github.com/matejkoncal/explorer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matejkoncal/explorer 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 dyn-clone v1.0.12
[INFO] [stderr]   Downloaded is-docker v0.2.0
[INFO] [stderr]   Downloaded is-wsl v0.4.0
[INFO] [stderr]   Downloaded open v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 998ef769751069edba60e73058bb1c638e241e7c0f6c2e9def56cf3406ee9e14
[INFO] running `Command { std: "docker" "start" "-a" "998ef769751069edba60e73058bb1c638e241e7c0f6c2e9def56cf3406ee9e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "998ef769751069edba60e73058bb1c638e241e7c0f6c2e9def56cf3406ee9e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998ef769751069edba60e73058bb1c638e241e7c0f6c2e9def56cf3406ee9e14", kill_on_drop: false }`
[INFO] [stdout] 998ef769751069edba60e73058bb1c638e241e7c0f6c2e9def56cf3406ee9e14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 493da6ca11732a9069485dfc4b1c631dce9483606fd300ed8bf0fa38b386d7e7
[INFO] running `Command { std: "docker" "start" "-a" "493da6ca11732a9069485dfc4b1c631dce9483606fd300ed8bf0fa38b386d7e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking dyn-clone v1.0.12
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]     Checking newline-converter v0.2.2
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking open v5.0.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking inquire v0.6.2
[INFO] [stderr]     Checking explorer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "493da6ca11732a9069485dfc4b1c631dce9483606fd300ed8bf0fa38b386d7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493da6ca11732a9069485dfc4b1c631dce9483606fd300ed8bf0fa38b386d7e7", kill_on_drop: false }`
[INFO] [stdout] 493da6ca11732a9069485dfc4b1c631dce9483606fd300ed8bf0fa38b386d7e7
[INFO] checking matejkoncal/explorer against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatejkoncal%2Fexplorer" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matejkoncal/explorer 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/matejkoncal/explorer
[INFO] finished tweaking git repo https://github.com/matejkoncal/explorer
[INFO] tweaked toml for git repo https://github.com/matejkoncal/explorer written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matejkoncal/explorer 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 448aaa375035e4c9bab9d5e55a73b5e51aa4ec23a4f5074b56536c677db7e6f6
[INFO] running `Command { std: "docker" "start" "-a" "448aaa375035e4c9bab9d5e55a73b5e51aa4ec23a4f5074b56536c677db7e6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448aaa375035e4c9bab9d5e55a73b5e51aa4ec23a4f5074b56536c677db7e6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448aaa375035e4c9bab9d5e55a73b5e51aa4ec23a4f5074b56536c677db7e6f6", kill_on_drop: false }`
[INFO] [stdout] 448aaa375035e4c9bab9d5e55a73b5e51aa4ec23a4f5074b56536c677db7e6f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d9dcaf429e8dc0ff33d822bf7f50d68fea7814535ba39ee11f6ddbcce87c7221
[INFO] running `Command { std: "docker" "start" "-a" "d9dcaf429e8dc0ff33d822bf7f50d68fea7814535ba39ee11f6ddbcce87c7221", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]     Checking newline-converter v0.2.2
[INFO] [stderr]     Checking dyn-clone v1.0.12
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking open v5.0.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking inquire v0.6.2
[INFO] [stderr]     Checking explorer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "d9dcaf429e8dc0ff33d822bf7f50d68fea7814535ba39ee11f6ddbcce87c7221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9dcaf429e8dc0ff33d822bf7f50d68fea7814535ba39ee11f6ddbcce87c7221", kill_on_drop: false }`
[INFO] [stdout] d9dcaf429e8dc0ff33d822bf7f50d68fea7814535ba39ee11f6ddbcce87c7221