[INFO] cloning repository https://github.com/mfinelli/twentytwentytwenty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfinelli/twentytwentytwenty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfinelli%2Ftwentytwentytwenty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfinelli%2Ftwentytwentytwenty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 699d9508c390363e05d8f16d83ede935abc4c859
[INFO] checking mfinelli/twentytwentytwenty against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfinelli%2Ftwentytwentytwenty" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfinelli/twentytwentytwenty 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/mfinelli/twentytwentytwenty
[INFO] finished tweaking git repo https://github.com/mfinelli/twentytwentytwenty
[INFO] tweaked toml for git repo https://github.com/mfinelli/twentytwentytwenty written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mfinelli/twentytwentytwenty 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 zvariant_derive v2.9.0
[INFO] [stderr]   Downloaded winrt-notification v0.5.0
[INFO] [stderr]   Downloaded nb-connect v1.2.0
[INFO] [stderr]   Downloaded zbus v1.9.2
[INFO] [stderr]   Downloaded zvariant v2.9.0
[INFO] [stderr]   Downloaded zbus_macros v1.9.2
[INFO] [stderr]   Downloaded notify-rust v4.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fe3eda6b984c92fe40ced40f13a4d1b86e88860f739b79050a5181971b164b22
[INFO] running `Command { std: "docker" "start" "-a" "fe3eda6b984c92fe40ced40f13a4d1b86e88860f739b79050a5181971b164b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe3eda6b984c92fe40ced40f13a4d1b86e88860f739b79050a5181971b164b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3eda6b984c92fe40ced40f13a4d1b86e88860f739b79050a5181971b164b22", kill_on_drop: false }`
[INFO] [stdout] fe3eda6b984c92fe40ced40f13a4d1b86e88860f739b79050a5181971b164b22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4123c050737225a8cddf5b072bd7972a9c31cfa13f3e2cbb0fd2b9d3985b1b22
[INFO] running `Command { std: "docker" "start" "-a" "4123c050737225a8cddf5b072bd7972a9c31cfa13f3e2cbb0fd2b9d3985b1b22", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking nb-connect v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling enumflags2_derive v0.6.4
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking enumflags2 v0.6.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling zvariant_derive v2.9.0
[INFO] [stderr]    Compiling zbus_macros v1.9.2
[INFO] [stderr]     Checking zvariant v2.9.0
[INFO] [stderr]     Checking zbus v1.9.2
[INFO] [stderr]     Checking notify-rust v4.5.5
[INFO] [stderr]     Checking twentytwentytwenty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.06s
[INFO] running `Command { std: "docker" "inspect" "4123c050737225a8cddf5b072bd7972a9c31cfa13f3e2cbb0fd2b9d3985b1b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4123c050737225a8cddf5b072bd7972a9c31cfa13f3e2cbb0fd2b9d3985b1b22", kill_on_drop: false }`
[INFO] [stdout] 4123c050737225a8cddf5b072bd7972a9c31cfa13f3e2cbb0fd2b9d3985b1b22