[INFO] fetching crate dirtel 1.0.4...
[INFO] checking dirtel-1.0.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate dirtel 1.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dirtel 1.0.4 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 dirtel 1.0.4
[INFO] finished tweaking crates.io crate dirtel 1.0.4
[INFO] tweaked toml for crates.io crate dirtel 1.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate dirtel 1.0.4 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term-table v1.2.0
[INFO] [stderr]   Downloaded argh_shared v0.1.1
[INFO] [stderr]   Downloaded argh v0.1.3
[INFO] [stderr]   Downloaded sqlite3-sys v0.12.0
[INFO] [stderr]   Downloaded sqlite v0.25.0
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] [stderr]   Downloaded argh_derive v0.1.1
[INFO] [stderr]   Downloaded pkg-config v0.3.17
[INFO] [stderr]   Downloaded sqlite3-src v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f179ebe80ad346d08853f8ec2ca7bced9ac32a87a7b9cbd617f6ffbf87cb1859
[INFO] running `Command { std: "docker" "start" "-a" "f179ebe80ad346d08853f8ec2ca7bced9ac32a87a7b9cbd617f6ffbf87cb1859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f179ebe80ad346d08853f8ec2ca7bced9ac32a87a7b9cbd617f6ffbf87cb1859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f179ebe80ad346d08853f8ec2ca7bced9ac32a87a7b9cbd617f6ffbf87cb1859", kill_on_drop: false }`
[INFO] [stdout] f179ebe80ad346d08853f8ec2ca7bced9ac32a87a7b9cbd617f6ffbf87cb1859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7b53710c46b5430ebb6576eb3f7771d64597e8365c5ad0dc1b10dd0649477a1c
[INFO] running `Command { std: "docker" "start" "-a" "7b53710c46b5430ebb6576eb3f7771d64597e8365c5ad0dc1b10dd0649477a1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling sqlite3-src v0.2.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking sqlite3-sys v0.12.0
[INFO] [stderr]     Checking sqlite v0.25.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]     Checking term-table v1.2.0
[INFO] [stderr]     Checking argh v0.1.3
[INFO] [stderr]     Checking dirtel v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.91s
[INFO] running `Command { std: "docker" "inspect" "7b53710c46b5430ebb6576eb3f7771d64597e8365c5ad0dc1b10dd0649477a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b53710c46b5430ebb6576eb3f7771d64597e8365c5ad0dc1b10dd0649477a1c", kill_on_drop: false }`
[INFO] [stdout] 7b53710c46b5430ebb6576eb3f7771d64597e8365c5ad0dc1b10dd0649477a1c