[INFO] fetching crate minicaldav 0.8.0...
[INFO] checking minicaldav-0.8.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate minicaldav 0.8.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate minicaldav 0.8.0 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 crates.io crate minicaldav 0.8.0
[INFO] finished tweaking crates.io crate minicaldav 0.8.0
[INFO] tweaked toml for crates.io crate minicaldav 0.8.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate minicaldav 0.8.0 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 rtoolbox v0.0.1
[INFO] [stderr]   Downloaded xml-rs v0.8.15
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded tiny_http v0.11.0
[INFO] [stderr]   Downloaded ureq v2.7.1
[INFO] [stderr]   Downloaded rustls v0.20.8
[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] 63645056db948bb63c769752e39982724d5e8cc4180a0c6d018700fd66bb297e
[INFO] running `Command { std: "docker" "start" "-a" "63645056db948bb63c769752e39982724d5e8cc4180a0c6d018700fd66bb297e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63645056db948bb63c769752e39982724d5e8cc4180a0c6d018700fd66bb297e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63645056db948bb63c769752e39982724d5e8cc4180a0c6d018700fd66bb297e", kill_on_drop: false }`
[INFO] [stdout] 63645056db948bb63c769752e39982724d5e8cc4180a0c6d018700fd66bb297e
[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] cab8e8c6155d57348c5dea72d515ba277afdd3e6a75ace17030831302cdd3f79
[INFO] running `Command { std: "docker" "start" "-a" "cab8e8c6155d57348c5dea72d515ba277afdd3e6a75ace17030831302cdd3f79", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling rustls v0.21.2
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking xml-rs v0.8.15
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking openssl-sys v0.9.90
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking chunked_transfer v1.4.1
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking rustls-webpki v0.100.1
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking webpki-roots v0.23.1
[INFO] [stderr]     Checking openssl v0.10.55
[INFO] [stderr]     Checking ureq v2.7.1
[INFO] [stderr]     Checking minicaldav v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tiny_http v0.11.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.39s
[INFO] running `Command { std: "docker" "inspect" "cab8e8c6155d57348c5dea72d515ba277afdd3e6a75ace17030831302cdd3f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cab8e8c6155d57348c5dea72d515ba277afdd3e6a75ace17030831302cdd3f79", kill_on_drop: false }`
[INFO] [stdout] cab8e8c6155d57348c5dea72d515ba277afdd3e6a75ace17030831302cdd3f79