[INFO] fetching crate nano-work-server 0.3.1...
[INFO] testing nano-work-server-0.3.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate nano-work-server 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate nano-work-server 0.3.1
[INFO] finished tweaking crates.io crate nano-work-server 0.3.1
[INFO] tweaked toml for crates.io crate nano-work-server 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nano-work-server 0.3.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nano-work-server 0.3.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea6be9bb0ec9a7d12b8e24136b6e5648609fbcd8d318b83f0bd85a6681c2ff8c
[INFO] running `Command { std: "docker" "start" "-a" "ea6be9bb0ec9a7d12b8e24136b6e5648609fbcd8d318b83f0bd85a6681c2ff8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea6be9bb0ec9a7d12b8e24136b6e5648609fbcd8d318b83f0bd85a6681c2ff8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6be9bb0ec9a7d12b8e24136b6e5648609fbcd8d318b83f0bd85a6681c2ff8c", kill_on_drop: false }`
[INFO] [stdout] ea6be9bb0ec9a7d12b8e24136b6e5648609fbcd8d318b83f0bd85a6681c2ff8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1488f12abcb4f88f28bfe2e2e2e66356b229909a22e04c036be219849abf85d9
[INFO] running `Command { std: "docker" "start" "-a" "1488f12abcb4f88f28bfe2e2e2e66356b229909a22e04c036be219849abf85d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling h2 v0.3.15
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling nano-work-server v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.66s
[INFO] running `Command { std: "docker" "inspect" "1488f12abcb4f88f28bfe2e2e2e66356b229909a22e04c036be219849abf85d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1488f12abcb4f88f28bfe2e2e2e66356b229909a22e04c036be219849abf85d9", kill_on_drop: false }`
[INFO] [stdout] 1488f12abcb4f88f28bfe2e2e2e66356b229909a22e04c036be219849abf85d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2efbb3be73c6f2be507512a8d7b436ed0bdd034483ebcc5de245350d8d814ec9
[INFO] running `Command { std: "docker" "start" "-a" "2efbb3be73c6f2be507512a8d7b436ed0bdd034483ebcc5de245350d8d814ec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling nano-work-server v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "2efbb3be73c6f2be507512a8d7b436ed0bdd034483ebcc5de245350d8d814ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2efbb3be73c6f2be507512a8d7b436ed0bdd034483ebcc5de245350d8d814ec9", kill_on_drop: false }`
[INFO] [stdout] 2efbb3be73c6f2be507512a8d7b436ed0bdd034483ebcc5de245350d8d814ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a89a9eff9fb281edd6ed7487fa2b8a0eeea765f8604cb04d9aba50055b63cbd
[INFO] running `Command { std: "docker" "start" "-a" "0a89a9eff9fb281edd6ed7487fa2b8a0eeea765f8604cb04d9aba50055b63cbd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nano_work_server-f47bf398f2c2bf27)
[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" "0a89a9eff9fb281edd6ed7487fa2b8a0eeea765f8604cb04d9aba50055b63cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a89a9eff9fb281edd6ed7487fa2b8a0eeea765f8604cb04d9aba50055b63cbd", kill_on_drop: false }`
[INFO] [stdout] 0a89a9eff9fb281edd6ed7487fa2b8a0eeea765f8604cb04d9aba50055b63cbd