[INFO] cloning repository https://github.com/jakob-stoeck/mr-freeze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakob-stoeck/mr-freeze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob-stoeck%2Fmr-freeze", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob-stoeck%2Fmr-freeze'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5be8bf368cd271e8c8b1bbdf36ee227c3e302b25
[INFO] checking jakob-stoeck/mr-freeze against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakob-stoeck%2Fmr-freeze" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakob-stoeck/mr-freeze 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/jakob-stoeck/mr-freeze
[INFO] finished tweaking git repo https://github.com/jakob-stoeck/mr-freeze
[INFO] tweaked toml for git repo https://github.com/jakob-stoeck/mr-freeze written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jakob-stoeck/mr-freeze 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 proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 63c3aea07058476ba670d025f317ec9cab6c7adf8f7e3cafd07fb84284873193
[INFO] running `Command { std: "docker" "start" "-a" "63c3aea07058476ba670d025f317ec9cab6c7adf8f7e3cafd07fb84284873193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63c3aea07058476ba670d025f317ec9cab6c7adf8f7e3cafd07fb84284873193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c3aea07058476ba670d025f317ec9cab6c7adf8f7e3cafd07fb84284873193", kill_on_drop: false }`
[INFO] [stdout] 63c3aea07058476ba670d025f317ec9cab6c7adf8f7e3cafd07fb84284873193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 44abe6f1ce8e06c6c3debdc515d1d8d296a6106c8343d76716a50862d1a198a4
[INFO] running `Command { std: "docker" "start" "-a" "44abe6f1ce8e06c6c3debdc515d1d8d296a6106c8343d76716a50862d1a198a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.5
[INFO] [stderr]     Checking ureq v2.5.0
[INFO] [stderr]     Checking aircon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.43s
[INFO] running `Command { std: "docker" "inspect" "44abe6f1ce8e06c6c3debdc515d1d8d296a6106c8343d76716a50862d1a198a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44abe6f1ce8e06c6c3debdc515d1d8d296a6106c8343d76716a50862d1a198a4", kill_on_drop: false }`
[INFO] [stdout] 44abe6f1ce8e06c6c3debdc515d1d8d296a6106c8343d76716a50862d1a198a4