[INFO] fetching crate rusthub 0.1.0...
[INFO] testing rusthub-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rusthub 0.1.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate rusthub 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusthub 0.1.0
[INFO] finished tweaking crates.io crate rusthub 0.1.0
[INFO] tweaked toml for crates.io crate rusthub 0.1.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate rusthub 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0316e2dc9e697eec7c7fc3adf24c27ab784a7a93b32d7cacba246e2741deb636
[INFO] running `Command { std: "docker" "start" "-a" "0316e2dc9e697eec7c7fc3adf24c27ab784a7a93b32d7cacba246e2741deb636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0316e2dc9e697eec7c7fc3adf24c27ab784a7a93b32d7cacba246e2741deb636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0316e2dc9e697eec7c7fc3adf24c27ab784a7a93b32d7cacba246e2741deb636", kill_on_drop: false }`
[INFO] [stdout] 0316e2dc9e697eec7c7fc3adf24c27ab784a7a93b32d7cacba246e2741deb636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1cbbb11a35e925eafa5b2c3a8cd39d2912c374a8d135fd9f4d7fa5aa5521c02
[INFO] running `Command { std: "docker" "start" "-a" "b1cbbb11a35e925eafa5b2c3a8cd39d2912c374a8d135fd9f4d7fa5aa5521c02", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusthub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "b1cbbb11a35e925eafa5b2c3a8cd39d2912c374a8d135fd9f4d7fa5aa5521c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1cbbb11a35e925eafa5b2c3a8cd39d2912c374a8d135fd9f4d7fa5aa5521c02", kill_on_drop: false }`
[INFO] [stdout] b1cbbb11a35e925eafa5b2c3a8cd39d2912c374a8d135fd9f4d7fa5aa5521c02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 058622ea9c27ba404ac8dabc483e9b12c620072cb4a3b5bac4a678ea348c3b4e
[INFO] running `Command { std: "docker" "start" "-a" "058622ea9c27ba404ac8dabc483e9b12c620072cb4a3b5bac4a678ea348c3b4e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusthub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "058622ea9c27ba404ac8dabc483e9b12c620072cb4a3b5bac4a678ea348c3b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058622ea9c27ba404ac8dabc483e9b12c620072cb4a3b5bac4a678ea348c3b4e", kill_on_drop: false }`
[INFO] [stdout] 058622ea9c27ba404ac8dabc483e9b12c620072cb4a3b5bac4a678ea348c3b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f390d7840c43979e7e8c9cf09732934ef27851fd302f14a112104c837e03f14a
[INFO] running `Command { std: "docker" "start" "-a" "f390d7840c43979e7e8c9cf09732934ef27851fd302f14a112104c837e03f14a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusthub-8223f6f0e61e829f)
[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" "f390d7840c43979e7e8c9cf09732934ef27851fd302f14a112104c837e03f14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f390d7840c43979e7e8c9cf09732934ef27851fd302f14a112104c837e03f14a", kill_on_drop: false }`
[INFO] [stdout] f390d7840c43979e7e8c9cf09732934ef27851fd302f14a112104c837e03f14a