[INFO] cloning repository https://github.com/jakobrs/uleds-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakobrs/uleds-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobrs%2Fuleds-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobrs%2Fuleds-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e8403024e05a423a7292af3e48157fcf162c383
[INFO] checking jakobrs/uleds-experiments against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobrs%2Fuleds-experiments" "/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/jakobrs/uleds-experiments 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/jakobrs/uleds-experiments
[INFO] finished tweaking git repo https://github.com/jakobrs/uleds-experiments
[INFO] tweaked toml for git repo https://github.com/jakobrs/uleds-experiments written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jakobrs/uleds-experiments 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-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] f0ea9af83d57b171cd46b43962d5ca0944b89e6d8f90d4de9a90323936749acd
[INFO] running `Command { std: "docker" "start" "-a" "f0ea9af83d57b171cd46b43962d5ca0944b89e6d8f90d4de9a90323936749acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0ea9af83d57b171cd46b43962d5ca0944b89e6d8f90d4de9a90323936749acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ea9af83d57b171cd46b43962d5ca0944b89e6d8f90d4de9a90323936749acd", kill_on_drop: false }`
[INFO] [stdout] f0ea9af83d57b171cd46b43962d5ca0944b89e6d8f90d4de9a90323936749acd
[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] a996a9dc7a96ce7c848cbd59c4eea3ffea3dcc0c6ef0bade217052ea3c3636f0
[INFO] running `Command { std: "docker" "start" "-a" "a996a9dc7a96ce7c848cbd59c4eea3ffea3dcc0c6ef0bade217052ea3c3636f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking uleds-mio v0.1.0 (/opt/rustwide/workdir/uleds-mio)
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking uleds-tokio v0.1.0 (/opt/rustwide/workdir/uleds-tokio)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.22s
[INFO] running `Command { std: "docker" "inspect" "a996a9dc7a96ce7c848cbd59c4eea3ffea3dcc0c6ef0bade217052ea3c3636f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a996a9dc7a96ce7c848cbd59c4eea3ffea3dcc0c6ef0bade217052ea3c3636f0", kill_on_drop: false }`
[INFO] [stdout] a996a9dc7a96ce7c848cbd59c4eea3ffea3dcc0c6ef0bade217052ea3c3636f0
[INFO] checking jakobrs/uleds-experiments against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobrs%2Fuleds-experiments" "/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/jakobrs/uleds-experiments 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/jakobrs/uleds-experiments
[INFO] finished tweaking git repo https://github.com/jakobrs/uleds-experiments
[INFO] tweaked toml for git repo https://github.com/jakobrs/uleds-experiments written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jakobrs/uleds-experiments 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] 591b51a9eae1de02f83f7c8eb964e43f043d90eebdd5908428ac0d9375a2bc5b
[INFO] running `Command { std: "docker" "start" "-a" "591b51a9eae1de02f83f7c8eb964e43f043d90eebdd5908428ac0d9375a2bc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "591b51a9eae1de02f83f7c8eb964e43f043d90eebdd5908428ac0d9375a2bc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591b51a9eae1de02f83f7c8eb964e43f043d90eebdd5908428ac0d9375a2bc5b", kill_on_drop: false }`
[INFO] [stdout] 591b51a9eae1de02f83f7c8eb964e43f043d90eebdd5908428ac0d9375a2bc5b
[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] b7e70f5778cc8b943df6f10f9cc318b96bbcc8830a6c447ef1fa4e1b46ee7f77
[INFO] running `Command { std: "docker" "start" "-a" "b7e70f5778cc8b943df6f10f9cc318b96bbcc8830a6c447ef1fa4e1b46ee7f77", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking uleds-mio v0.1.0 (/opt/rustwide/workdir/uleds-mio)
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking uleds-tokio v0.1.0 (/opt/rustwide/workdir/uleds-tokio)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.40s
[INFO] running `Command { std: "docker" "inspect" "b7e70f5778cc8b943df6f10f9cc318b96bbcc8830a6c447ef1fa4e1b46ee7f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e70f5778cc8b943df6f10f9cc318b96bbcc8830a6c447ef1fa4e1b46ee7f77", kill_on_drop: false }`
[INFO] [stdout] b7e70f5778cc8b943df6f10f9cc318b96bbcc8830a6c447ef1fa4e1b46ee7f77