[INFO] cloning repository https://github.com/7cm-diameter/boxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7cm-diameter/boxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7cm-diameter%2Fboxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7cm-diameter%2Fboxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f08e68b537f32392137cd9d674debf13717784f3
[INFO] building 7cm-diameter/boxy against master#c2804e6ec2c29a5c7368600ea173b890e2655c3d for pr-97334-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7cm-diameter%2Fboxy" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/7cm-diameter/boxy on toolchain c2804e6ec2c29a5c7368600ea173b890e2655c3d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/7cm-diameter/boxy
[INFO] finished tweaking git repo https://github.com/7cm-diameter/boxy
[INFO] tweaked toml for git repo https://github.com/7cm-diameter/boxy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/7cm-diameter/boxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls v0.20.1
[INFO] [stderr]   Downloaded dropbox-sdk v0.13.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12b21065c747e58f67ea7992cde2a494172b1de2e6db5c31d5ad6193ad9e58b7
[INFO] running `Command { std: "docker" "start" "-a" "12b21065c747e58f67ea7992cde2a494172b1de2e6db5c31d5ad6193ad9e58b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b21065c747e58f67ea7992cde2a494172b1de2e6db5c31d5ad6193ad9e58b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b21065c747e58f67ea7992cde2a494172b1de2e6db5c31d5ad6193ad9e58b7", kill_on_drop: false }`
[INFO] [stdout] 12b21065c747e58f67ea7992cde2a494172b1de2e6db5c31d5ad6193ad9e58b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c2804e6ec2c29a5c7368600ea173b890e2655c3d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 254875471ba38d429f196a4cb9d9782dfeb328c059ffdc0a1be3a3873275fe0b
[INFO] running `Command { std: "docker" "start" "-a" "254875471ba38d429f196a4cb9d9782dfeb328c059ffdc0a1be3a3873275fe0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling rustls v0.20.1
[INFO] [stderr]    Compiling webpki-roots v0.22.1
[INFO] [stderr]    Compiling ureq v2.3.1
[INFO] [stderr]    Compiling dropbox-sdk v0.13.3
[INFO] [stderr]    Compiling boxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `dropbox-sdk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name dropbox_sdk --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dropbox-sdk-0.13.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="dbx_account"' --cfg 'feature="dbx_async"' --cfg 'feature="dbx_auth"' --cfg 'feature="dbx_check"' --cfg 'feature="dbx_common"' --cfg 'feature="dbx_contacts"' --cfg 'feature="dbx_file_properties"' --cfg 'feature="dbx_file_requests"' --cfg 'feature="dbx_files"' --cfg 'feature="dbx_paper"' --cfg 'feature="dbx_secondary_emails"' --cfg 'feature="dbx_seen_state"' --cfg 'feature="dbx_sharing"' --cfg 'feature="dbx_team"' --cfg 'feature="dbx_team_common"' --cfg 'feature="dbx_team_log"' --cfg 'feature="dbx_team_policies"' --cfg 'feature="dbx_users"' --cfg 'feature="dbx_users_common"' --cfg 'feature="default"' --cfg 'feature="default_client"' --cfg 'feature="ureq"' -C metadata=cd8ddd1bf34516c2 -C extra-filename=-cd8ddd1bf34516c2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-248f40b5ec780121.rmeta --extern base64=/opt/rustwide/target/debug/deps/libbase64-4563507a4eb0b4b2.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-d1d9e9bb2ac58ba1.rmeta --extern ring=/opt/rustwide/target/debug/deps/libring-58a804b19f9a464f.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-36743584dc56c867.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-e0867e255fc75afe.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-48db42043d3baf96.rmeta --extern ureq=/opt/rustwide/target/debug/deps/libureq-47b6e7ce202034d0.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-d12fc40f8e40722d.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-aee9cf5dcda39150/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "254875471ba38d429f196a4cb9d9782dfeb328c059ffdc0a1be3a3873275fe0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254875471ba38d429f196a4cb9d9782dfeb328c059ffdc0a1be3a3873275fe0b", kill_on_drop: false }`
[INFO] [stdout] 254875471ba38d429f196a4cb9d9782dfeb328c059ffdc0a1be3a3873275fe0b