[INFO] fetching crate kitkat 0.1.1...
[INFO] testing kitkat-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate kitkat 0.1.1 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate kitkat 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kitkat 0.1.1
[INFO] finished tweaking crates.io crate kitkat 0.1.1
[INFO] tweaked toml for crates.io crate kitkat 0.1.1 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate crates.io crate kitkat 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c42dab66f7a6c6a617be132231273ecce6eaf0c4f996444d8f5bfea9a1738f9c
[INFO] running `Command { std: "docker" "start" "-a" "c42dab66f7a6c6a617be132231273ecce6eaf0c4f996444d8f5bfea9a1738f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c42dab66f7a6c6a617be132231273ecce6eaf0c4f996444d8f5bfea9a1738f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42dab66f7a6c6a617be132231273ecce6eaf0c4f996444d8f5bfea9a1738f9c", kill_on_drop: false }`
[INFO] [stdout] c42dab66f7a6c6a617be132231273ecce6eaf0c4f996444d8f5bfea9a1738f9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ee7d4896cc9696f711bb6f23d577f030247cba7dd1c2979d2b8d352770aba5
[INFO] running `Command { std: "docker" "start" "-a" "c5ee7d4896cc9696f711bb6f23d577f030247cba7dd1c2979d2b8d352770aba5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kitkat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "c5ee7d4896cc9696f711bb6f23d577f030247cba7dd1c2979d2b8d352770aba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ee7d4896cc9696f711bb6f23d577f030247cba7dd1c2979d2b8d352770aba5", kill_on_drop: false }`
[INFO] [stdout] c5ee7d4896cc9696f711bb6f23d577f030247cba7dd1c2979d2b8d352770aba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99c9571f1ccfb649187bcd8f9293a4642e1f9ee7f429d537de7da46221966fbc
[INFO] running `Command { std: "docker" "start" "-a" "99c9571f1ccfb649187bcd8f9293a4642e1f9ee7f429d537de7da46221966fbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kitkat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.07s
[INFO] running `Command { std: "docker" "inspect" "99c9571f1ccfb649187bcd8f9293a4642e1f9ee7f429d537de7da46221966fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c9571f1ccfb649187bcd8f9293a4642e1f9ee7f429d537de7da46221966fbc", kill_on_drop: false }`
[INFO] [stdout] 99c9571f1ccfb649187bcd8f9293a4642e1f9ee7f429d537de7da46221966fbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84ec4f0f0a30603af564b45d8f01b2856c4f0c6bfb0428cbf9a0476ecd56c1b2
[INFO] running `Command { std: "docker" "start" "-a" "84ec4f0f0a30603af564b45d8f01b2856c4f0c6bfb0428cbf9a0476ecd56c1b2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kitkat-c832c37a63eb6428)
[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" "84ec4f0f0a30603af564b45d8f01b2856c4f0c6bfb0428cbf9a0476ecd56c1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ec4f0f0a30603af564b45d8f01b2856c4f0c6bfb0428cbf9a0476ecd56c1b2", kill_on_drop: false }`
[INFO] [stdout] 84ec4f0f0a30603af564b45d8f01b2856c4f0c6bfb0428cbf9a0476ecd56c1b2