[INFO] cloning repository https://github.com/zachwick/zql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zachwick/zql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachwick%2Fzql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachwick%2Fzql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae8132ab0b58a5029639f950336367127b4a2d38
[INFO] checking zachwick/zql against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachwick%2Fzql" "/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/zachwick/zql 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/zachwick/zql
[INFO] finished tweaking git repo https://github.com/zachwick/zql
[INFO] tweaked toml for git repo https://github.com/zachwick/zql written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zachwick/zql 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 rustyline v7.1.0
[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] 7adbce4729791ef4cb2165cd5246ea9d72c9599818e877cbe9fd5a776e9447a9
[INFO] running `Command { std: "docker" "start" "-a" "7adbce4729791ef4cb2165cd5246ea9d72c9599818e877cbe9fd5a776e9447a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7adbce4729791ef4cb2165cd5246ea9d72c9599818e877cbe9fd5a776e9447a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7adbce4729791ef4cb2165cd5246ea9d72c9599818e877cbe9fd5a776e9447a9", kill_on_drop: false }`
[INFO] [stdout] 7adbce4729791ef4cb2165cd5246ea9d72c9599818e877cbe9fd5a776e9447a9
[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] 9ff3b7a8e918b68682a1b0d7eb479fef3ac54d7b96c7e29ce8dbac70a7c8c2be
[INFO] running `Command { std: "docker" "start" "-a" "9ff3b7a8e918b68682a1b0d7eb479fef3ac54d7b96c7e29ce8dbac70a7c8c2be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling rustyline-derive v0.4.0
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]     Checking zql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "9ff3b7a8e918b68682a1b0d7eb479fef3ac54d7b96c7e29ce8dbac70a7c8c2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff3b7a8e918b68682a1b0d7eb479fef3ac54d7b96c7e29ce8dbac70a7c8c2be", kill_on_drop: false }`
[INFO] [stdout] 9ff3b7a8e918b68682a1b0d7eb479fef3ac54d7b96c7e29ce8dbac70a7c8c2be