[INFO] fetching crate sponge-preview 0.2.0...
[INFO] testing sponge-preview-0.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate sponge-preview 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sponge-preview 0.2.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sponge-preview 0.2.0
[INFO] finished tweaking crates.io crate sponge-preview 0.2.0
[INFO] tweaked toml for crates.io crate sponge-preview 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1da6a435882bf876aab2138e5ff090b04b1aa826bcbd951f10eb2c1c36423862
[INFO] running `Command { std: "docker" "start" "-a" "1da6a435882bf876aab2138e5ff090b04b1aa826bcbd951f10eb2c1c36423862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1da6a435882bf876aab2138e5ff090b04b1aa826bcbd951f10eb2c1c36423862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da6a435882bf876aab2138e5ff090b04b1aa826bcbd951f10eb2c1c36423862", kill_on_drop: false }`
[INFO] [stdout] 1da6a435882bf876aab2138e5ff090b04b1aa826bcbd951f10eb2c1c36423862
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eb5142e238215b624b2bdbbf18110379e4cc9e8fe8e0342ccf4b201e0e322ad
[INFO] running `Command { std: "docker" "start" "-a" "6eb5142e238215b624b2bdbbf18110379e4cc9e8fe8e0342ccf4b201e0e322ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling sponge-preview v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "6eb5142e238215b624b2bdbbf18110379e4cc9e8fe8e0342ccf4b201e0e322ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb5142e238215b624b2bdbbf18110379e4cc9e8fe8e0342ccf4b201e0e322ad", kill_on_drop: false }`
[INFO] [stdout] 6eb5142e238215b624b2bdbbf18110379e4cc9e8fe8e0342ccf4b201e0e322ad
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e8031325dc0a2d31a5213f302fbfcdff7b4e8b626ebf1f7a2f0436230966d5
[INFO] running `Command { std: "docker" "start" "-a" "79e8031325dc0a2d31a5213f302fbfcdff7b4e8b626ebf1f7a2f0436230966d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sponge-preview v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "79e8031325dc0a2d31a5213f302fbfcdff7b4e8b626ebf1f7a2f0436230966d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e8031325dc0a2d31a5213f302fbfcdff7b4e8b626ebf1f7a2f0436230966d5", kill_on_drop: false }`
[INFO] [stdout] 79e8031325dc0a2d31a5213f302fbfcdff7b4e8b626ebf1f7a2f0436230966d5
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b06f48672154f741c0fab77f3619dc10c2f7c64d411c3c04731e78b538106460
[INFO] running `Command { std: "docker" "start" "-a" "b06f48672154f741c0fab77f3619dc10c2f7c64d411c3c04731e78b538106460", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sponge_preview-ffb4df47aa5674f1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sponge-preview
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b06f48672154f741c0fab77f3619dc10c2f7c64d411c3c04731e78b538106460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06f48672154f741c0fab77f3619dc10c2f7c64d411c3c04731e78b538106460", kill_on_drop: false }`
[INFO] [stdout] b06f48672154f741c0fab77f3619dc10c2f7c64d411c3c04731e78b538106460