[INFO] fetching crate rustviz 0.1.0...
[INFO] building rustviz-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rustviz 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rustviz 0.1.0
[INFO] finished tweaking crates.io crate rustviz 0.1.0
[INFO] tweaked toml for crates.io crate rustviz 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustviz 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustviz 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.3
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded proc-macro2 v1.0.38
[INFO] [stderr]   Downloaded syn v1.0.94
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded rustviz-svg v0.1.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2411ce883ab53d3db538686c433668650929f4a7ab32b670d106c77c6cef68f3
[INFO] running `Command { std: "docker" "start" "-a" "2411ce883ab53d3db538686c433668650929f4a7ab32b670d106c77c6cef68f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2411ce883ab53d3db538686c433668650929f4a7ab32b670d106c77c6cef68f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2411ce883ab53d3db538686c433668650929f4a7ab32b670d106c77c6cef68f3", kill_on_drop: false }`
[INFO] [stdout] 2411ce883ab53d3db538686c433668650929f4a7ab32b670d106c77c6cef68f3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc64d1696c8a5711c9be322031bb5fb0f6ebafa8313d782c9a5ca6b0e827aee
[INFO] running `Command { std: "docker" "start" "-a" "0bc64d1696c8a5711c9be322031bb5fb0f6ebafa8313d782c9a5ca6b0e827aee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling handlebars v3.5.5
[INFO] [stderr]    Compiling rustviz-svg v0.1.0
[INFO] [stderr]    Compiling rustviz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.72s
[INFO] running `Command { std: "docker" "inspect" "0bc64d1696c8a5711c9be322031bb5fb0f6ebafa8313d782c9a5ca6b0e827aee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc64d1696c8a5711c9be322031bb5fb0f6ebafa8313d782c9a5ca6b0e827aee", kill_on_drop: false }`
[INFO] [stdout] 0bc64d1696c8a5711c9be322031bb5fb0f6ebafa8313d782c9a5ca6b0e827aee
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0c338741af42a71df54b4bcdf59ce9e224a291050efd28801842d186dbdc1e2
[INFO] running `Command { std: "docker" "start" "-a" "c0c338741af42a71df54b4bcdf59ce9e224a291050efd28801842d186dbdc1e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustviz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "c0c338741af42a71df54b4bcdf59ce9e224a291050efd28801842d186dbdc1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c338741af42a71df54b4bcdf59ce9e224a291050efd28801842d186dbdc1e2", kill_on_drop: false }`
[INFO] [stdout] c0c338741af42a71df54b4bcdf59ce9e224a291050efd28801842d186dbdc1e2