[INFO] fetching crate jrf 0.0.2...
[INFO] testing jrf-0.0.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate jrf 0.0.2 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate jrf 0.0.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jrf 0.0.2
[INFO] finished tweaking crates.io crate jrf 0.0.2
[INFO] tweaked toml for crates.io crate jrf 0.0.2 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate jrf 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonist v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 741941fc0f8024e526cae5e555ace8020cd3740ee3c7598530a19d8c531e65a4
[INFO] running `Command { std: "docker" "start" "-a" "741941fc0f8024e526cae5e555ace8020cd3740ee3c7598530a19d8c531e65a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "741941fc0f8024e526cae5e555ace8020cd3740ee3c7598530a19d8c531e65a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741941fc0f8024e526cae5e555ace8020cd3740ee3c7598530a19d8c531e65a4", kill_on_drop: false }`
[INFO] [stdout] 741941fc0f8024e526cae5e555ace8020cd3740ee3c7598530a19d8c531e65a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 624599639c5103ee62604ad8bb6b24812f090f76aa052604b3883c7daf3c9008
[INFO] running `Command { std: "docker" "start" "-a" "624599639c5103ee62604ad8bb6b24812f090f76aa052604b3883c7daf3c9008", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsonist v0.0.3
[INFO] [stderr]    Compiling jrf v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "624599639c5103ee62604ad8bb6b24812f090f76aa052604b3883c7daf3c9008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624599639c5103ee62604ad8bb6b24812f090f76aa052604b3883c7daf3c9008", kill_on_drop: false }`
[INFO] [stdout] 624599639c5103ee62604ad8bb6b24812f090f76aa052604b3883c7daf3c9008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eeba7ce44bf54d7bbf8ee9c9207d5eb58196ac4a7d968201cc1a4e3f6561c82
[INFO] running `Command { std: "docker" "start" "-a" "9eeba7ce44bf54d7bbf8ee9c9207d5eb58196ac4a7d968201cc1a4e3f6561c82", kill_on_drop: false }`
[INFO] [stderr]    Compiling jrf v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "9eeba7ce44bf54d7bbf8ee9c9207d5eb58196ac4a7d968201cc1a4e3f6561c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eeba7ce44bf54d7bbf8ee9c9207d5eb58196ac4a7d968201cc1a4e3f6561c82", kill_on_drop: false }`
[INFO] [stdout] 9eeba7ce44bf54d7bbf8ee9c9207d5eb58196ac4a7d968201cc1a4e3f6561c82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 016ff69dbd5e43f2e21a4b8c749c7f6e62932a22c61be2d46f36978f9ec034d1
[INFO] running `Command { std: "docker" "start" "-a" "016ff69dbd5e43f2e21a4b8c749c7f6e62932a22c61be2d46f36978f9ec034d1", 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/jrf-fa597259c413796a)
[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" "016ff69dbd5e43f2e21a4b8c749c7f6e62932a22c61be2d46f36978f9ec034d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016ff69dbd5e43f2e21a4b8c749c7f6e62932a22c61be2d46f36978f9ec034d1", kill_on_drop: false }`
[INFO] [stdout] 016ff69dbd5e43f2e21a4b8c749c7f6e62932a22c61be2d46f36978f9ec034d1